{"id":130562,"date":"2023-10-12T23:46:30","date_gmt":"2023-10-13T06:46:30","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=130562"},"modified":"2024-07-30T17:44:56","modified_gmt":"2024-07-31T00:44:56","slug":"hooking-framework-in-sandbox-to-analyze-android-apk","status":"publish","type":"post","link":"https:\/\/unit42.paloaltonetworks.com\/ja\/hooking-framework-in-sandbox-to-analyze-android-apk\/","title":{"rendered":"\u30d5\u30c3\u30af \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067 Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u691c\u51fa\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u5e83\u3052\u308b\u65b9\u6cd5"},"content":{"rendered":"<h2><a id=\"post-130562-_b4pwv9pksgdm\"><\/a>\u6982\u8981<\/h2>\n<p>Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30d1\u30c3\u30b1\u30fc\u30b8 (APK) \u30b5\u30f3\u30d7\u30eb\u3092\u5927\u898f\u6a21\u306b\u5206\u6790\u3059\u308b\u969b\u306b\u76f4\u9762\u3059\u308b\u6700\u5927\u306e\u8ab2\u984c\u306e 1 \u3064\u306f\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u4f5c\u6210\u8005\u304c\u4f7f\u3046 Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0 \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u591a\u69d8\u6027\u3067\u3059\u3002\u30de\u30eb\u30a6\u30a7\u30a2\u691c\u51fa\u7a7a\u9593\u3067\u9759\u7684\u30fb\u52d5\u7684\u89e3\u6790\u6280\u8853\u3092\u6d3b\u7528\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0 \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u591a\u69d8\u3055\u306b\u5727\u5012\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u672c\u7a3f\u3067\u306f\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u4f5c\u6210\u8005\u3089\u304c\u96e3\u8aad\u5316\u3092\u4f7f\u3063\u3066 Android \u30de\u30eb\u30a6\u30a7\u30a2\u3092\u5206\u6790\u3057\u3065\u3089\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u554f\u984c\u3092\u53d6\u308a\u4e0a\u3052\u307e\u3059\u3002\u307e\u305f\u3001\u96e3\u8aad\u5316\u6280\u8853\u304c\u5b9f\u969b\u3069\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3059\u308b\u306e\u304b\u3092\u8aac\u660e\u3059\u308b\u305f\u3081\u3001\u30b1\u30fc\u30b9 \u30b9\u30bf\u30c7\u30a3\u3092 2 \u3064\u691c\u8a0e\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u6c4e\u7528\u7684\u306a\u6280\u8853\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u3001\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u304c\u3053\u3046\u3057\u305f\u8ab2\u984c\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u30af\u30e9\u30a6\u30c9\u914d\u4fe1\u578b\u30de\u30eb\u30a6\u30a7\u30a2\u89e3\u6790\u30b5\u30fc\u30d3\u30b9 <a href=\"https:\/\/docs.paloaltonetworks.com\/wildfire\" target=\"_blank\" rel=\"noopener\">Advanced WildFire (AWF) <\/a> \u306f\u672c\u7a3f\u3067\u53d6\u308a\u4e0a\u3052\u305f\u30b5\u30f3\u30d7\u30eb\u3092\u300c\u60aa\u610f\u306e\u3042\u308b\u3082\u306e (malicious)\u300d\u3068\u3057\u3066\u6b63\u78ba\u306b\u8b58\u5225\u3057\u307e\u3059\u3002\u6709\u52b9\u306a AWF \u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u3092\u304a\u6301\u3061\u306e\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f\u81ea\u52d5\u7684\u306b\u3053\u308c\u3089\u306e\u8105\u5a01\u304b\u3089\u306e\u4fdd\u8b77\u3092\u53d7\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<table style=\"width: 100%;\">\n<thead>\n<tr>\n<td style=\"width: 35%;\"><b>\u95a2\u9023\u3059\u308b Unit 42 \u306e\u30c8\u30d4\u30c3\u30af<\/b><\/td>\n<td style=\"width: 100%;\"><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/sandbox-ja\/\" target=\"_blank\" rel=\"noopener\"><b>Sandbox<\/b><\/a>, <strong><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/android-ja\/\" target=\"_blank\" rel=\"noopener\">Android<\/a><\/strong><\/td>\n<\/tr>\n<\/thead>\n<\/table>\n<h2><a id=\"post-130562-_i4ayyn8d2zjk\"><\/a>\u30d5\u30c3\u30af\u30d9\u30fc\u30b9\u306e\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9<\/h2>\n<p>\u30de\u30eb\u30a6\u30a7\u30a2 \u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u9759\u7684\u30fb\u52d5\u7684\u5206\u6790\u624b\u6cd5\u3092\u3069\u3061\u3089\u3082\u3088\u304f\u4f7f\u3044\u307e\u3059\u3002\u524d\u8005\u3067\u306f\u30c7\u30a3\u30b9\u30af\u4e0a\u306b\u3042\u308b\u30de\u30eb\u30a6\u30a7\u30a2 \u30b5\u30f3\u30d7\u30eb\u306e\u7279\u6027\u3092\u8abf\u3079\u3001\u5f8c\u8005\u3067\u306f<a href=\"https:\/\/unit42.paloaltonetworks.jp\/sandbox-evasion-memory-detection\/\" target=\"_blank\" rel=\"noopener\">\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u5185\u3067<\/a>\u30b5\u30f3\u30d7\u30eb\u304c\u5b9f\u969b\u3069\u3046\u52d5\u304f\u306e\u304b\u3092\u89b3\u5bdf\u3057\u305f\u308a\u3057\u307e\u3059\u3002\u3053\u308c\u3089 2 \u3064\u306e\u624b\u6cd5\u3092\u7d44\u307f\u5408\u308f\u305b\u308c\u3070\u3001\u8105\u5a01\u304c\u3069\u306e\u3088\u3046\u306b\u632f\u308b\u821e\u3046\u306e\u304b\u3001\u305d\u306e\u5168\u4f53\u50cf\u3092\u628a\u63e1\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u306f\u3001\u52d5\u7684\u5206\u6790\u3067 APK \u30b5\u30f3\u30d7\u30eb\u306e\u5b9f\u884c\u3092\u8ffd\u8de1\u3057\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u691c\u51fa\u30fb\u5206\u6790\u7528\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u60c5\u5831\u3092\u62bd\u51fa\u3057\u307e\u3059\u3002\u52d5\u7684\u5206\u6790\u3067\u4f7f\u3048\u308b\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u624b\u6cd5\u306e 1 \u3064\u304c\u3001\u30d5\u30c3\u30af \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u69cb\u7bc9\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/ja.wikipedia.org\/wiki\/%E3%83%95%E3%83%83%E3%82%AF_(%E3%83%97%E3%83%AD%E3%82%B0%E3%83%A9%E3%83%9F%E3%83%B3%E3%82%B0)\" target=\"_blank\" rel=\"noopener\">\u30d5\u30c3\u30af<\/a>\u3068\u306f\u3001\u5206\u6790\u306e\u5b9f\u884c\u4e2d\u3001\u30b5\u30f3\u30d7\u30eb\u304c\u884c\u3046 Android \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af API \u306e\u547c\u3073\u51fa\u3057\u3092\u30a4\u30f3\u30bf\u30fc\u30bb\u30d7\u30c8\u3059\u308b\u624b\u6cd5\u3067\u3001\u5177\u4f53\u7684\u306b\u306f\u95a2\u6570\u306e\u5f15\u6570\u3068 (\u3042\u308c\u3070) \u623b\u308a\u5024\u3092\u6355\u6349\u30fb\u64cd\u4f5c\u3057\u307e\u3059\u3002\u3053\u308c\u306f Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u7279\u6709\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u540c\u3058\u57fa\u672c\u7406\u8ad6\u306f\u3001\u4eca\u65e5\u306e\u3042\u3089\u3086\u308b\u4e3b\u8981\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u306e\u30cd\u30a4\u30c6\u30a3\u30d6 \u30b3\u30fc\u30c9\u3084\u30de\u30cd\u30fc\u30b8\u30c9 \u30b3\u30fc\u30c9\u3067\u4f7f\u3048\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306e\u56f3 1 \u306b\u793a\u3059\u3088\u3046\u306b\u3001\u30d5\u30c3\u30af\u306f\u3001\u5b9f\u884c\u6642\u306b\u30e6\u30fc\u30b6\u30fc\u6307\u5b9a\u306e\u300c\u30d5\u30c3\u30af\u300d\u95a2\u6570\u3078\u306e\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u633f\u5165\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5b9f\u73fe\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6700\u65b0\u306e\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u306f\u3001\u30d5\u30c3\u30af\u6280\u8853\u306b\u4f9d\u5b58\u3057\u3066\u3001\u30b3\u30fc\u30c9\u3001\u30c7\u30fc\u30bf (\u6587\u5b57\u5217)\u3001\u57cb\u3081\u8fbc\u307f\u30da\u30a4\u30ed\u30fc\u30c9\u306b\u5bfe\u3059\u308b\u3001\u6c4e\u7528\u7684\u306a\u5b9f\u884c\u6642\u306e\u96e3\u8aad\u5316\u89e3\u9664\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30c3\u30af \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306f\u3001\u7279\u5b9a\u306e Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0 \u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u56fa\u5b9a\u3055\u308c\u3066\u306f\u3044\u307e\u305b\u3093\u3002\u30b5\u30f3\u30d7\u30eb\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u306b\u5bfe\u3057\u3001\u30c8\u30ec\u30fc\u30b9 \u30ed\u30b8\u30c3\u30af\u3092\u52d5\u7684\u306b\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001\u5e45\u5e83\u3044 Android API \u30ec\u30d9\u30eb\u3092\u67d4\u8edf\u306b\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u30c8\u30ec\u30fc\u30b9\u306e\u958b\u767a\u3067\u306f\u3001\u60aa\u610f\u306e\u3042\u308b\u632f\u308b\u821e\u3044\u306e\u30c8\u30ea\u30ac\u30fc\u3068\u62bd\u51fa\u306b\u96c6\u4e2d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u9650\u754c\u306f\u3001\u5b9f\u884c\u3055\u308c\u305f Android \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af API \u95a2\u6570\u5185\u306e\u3059\u3079\u3066\u306e\u30b3\u30fc\u30c9\u884c\u306e\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u70b9\u306b\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u5404\u547d\u4ee4\u306e\u30ec\u30d9\u30eb\u3067\u306f\u306a\u304f\u95a2\u6570\u30d7\u30ed\u30ed\u30fc\u30b0 (\u3064\u307e\u308a\u95a2\u6570\u306e\u5148\u982d) \u3067\u30d0\u30a4\u30c8\u3092\u30d1\u30c3\u30c1\u3057\u3066\u30d5\u30c3\u30af\u95a2\u6570\u306b\u30b8\u30e3\u30f3\u30d7\u3057\u3066\u884c\u308f\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u7406\u7531\u3067\u3059\u3002\u3057\u304b\u3057\u5b9f\u969b\u306b\u306f\u3001\u3053\u308c\u3067\u3082\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306b\u3068\u3063\u3066\u3058\u3085\u3046\u3076\u3093\u7d0d\u5f97\u3067\u304d\u308b\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3068\u3044\u3046\u3053\u3068\u306f\u3088\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n<table style=\"width: 100%; height: 80px;\">\n<tbody>\n<tr style=\"height: 56px;\">\n<td style=\"height: 56px;\">\n<p style=\"text-align: center;\"><b>\u30d5\u30c3\u30af\u524d<\/b> <b>(\u30aa\u30ea\u30b8\u30ca\u30eb)<\/b><\/p>\n<\/td>\n<td style=\"height: 56px;\">\n<p style=\"text-align: center;\"><b>\u30d5\u30c3\u30af\u5f8c<\/b> <b>(\u5909\u66f4\u6e08\u307f)<\/b><\/p>\n<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"height: 24px;\">\n<p><figure id=\"attachment_130453\" aria-describedby=\"caption-attachment-130453\" style=\"width: 184px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130453 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-1.png\" alt=\"\u753b\u50cf 1 \u306f\u3001\u30d5\u30c3\u30af\u524d\u3068\u30d5\u30c3\u30af\u5f8c\u306e\u5143\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u6bd4\u8f03\u3067\u3059\u3002\u5de6\u306e\u753b\u50cf\u304c\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30b3\u30fc\u30c9\u3002\u53f3\u306e\u753b\u50cf\u306f\u4fee\u6b63\u5f8c\u306e\u30b3\u30fc\u30c9\u3002\u30b3\u30fc\u30c9\u306b\u306f\u8d64\u3044\u30c6\u30ad\u30b9\u30c8\u300cjump (to hook)\u300d\u304c\u542b\u307e\u308c\u3001\u305d\u3053\u304b\u3089\u8d64\u3044\u77e2\u5370\u304c Hook() \u3068\u3044\u3046\u95a2\u6570\u3092\u6307\u3057\u793a\u3057\u3066\u3044\u308b\u3002\" width=\"184\" height=\"145\" \/><figcaption id=\"caption-attachment-130453\" class=\"wp-caption-text\">\u56f31. \u30d5\u30c3\u30af\u524d\u3068\u30d5\u30c3\u30af\u5f8c\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u6bd4\u8f03\u3002\u5de6\u306e\u753b\u50cf\u304c\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30b3\u30fc\u30c9\u3002\u53f3\u306e\u753b\u50cf\u306f\u4fee\u6b63\u5f8c\u306e\u30b3\u30fc\u30c9\u3002\u30b3\u30fc\u30c9\u306b\u306f\u8d64\u3044\u30c6\u30ad\u30b9\u30c8\u300cjump (to hook)\u300d\u304c\u542b\u307e\u308c\u3001\u305d\u3053\u304b\u3089\u8d64\u3044\u77e2\u5370\u304c Hook() \u3068\u3044\u3046\u95a2\u6570\u3092\u6307\u3057\u793a\u3057\u3066\u3044\u308b\u3002<\/figcaption><\/figure><\/td>\n<td style=\"height: 24px;\">\n<p><figure id=\"attachment_130455\" aria-describedby=\"caption-attachment-130455\" style=\"width: 319px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130455 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-2.png\" alt=\"\u753b\u50cf 1 \u306f\u3001\u30d5\u30c3\u30af\u524d\u3068\u30d5\u30c3\u30af\u5f8c\u306e\u5143\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u6bd4\u8f03\u3067\u3059\u3002\u5de6\u306e\u753b\u50cf\u304c\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30b3\u30fc\u30c9\u3002\u53f3\u306e\u753b\u50cf\u306f\u4fee\u6b63\u5f8c\u306e\u30b3\u30fc\u30c9\u3002\u30b3\u30fc\u30c9\u306b\u306f\u8d64\u3044\u30c6\u30ad\u30b9\u30c8\u300cjump (to hook)\u300d\u304c\u542b\u307e\u308c\u3001\u305d\u3053\u304b\u3089\u8d64\u3044\u77e2\u5370\u304c Hook() \u3068\u3044\u3046\u95a2\u6570\u3092\u6307\u3057\u793a\u3057\u3066\u3044\u308b\u3002 \" width=\"319\" height=\"164\" \/><figcaption id=\"caption-attachment-130455\" class=\"wp-caption-text\">\u56f31. \u30d5\u30c3\u30af\u524d\u3068\u30d5\u30c3\u30af\u5f8c\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u6bd4\u8f03\u3002\u5de6\u306e\u753b\u50cf\u304c\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30b3\u30fc\u30c9\u3002\u53f3\u306e\u753b\u50cf\u306f\u4fee\u6b63\u5f8c\u306e\u30b3\u30fc\u30c9\u3002\u30b3\u30fc\u30c9\u306b\u306f\u8d64\u3044\u30c6\u30ad\u30b9\u30c8\u300cjump (to hook)\u300d\u304c\u542b\u307e\u308c\u3001\u305d\u3053\u304b\u3089\u8d64\u3044\u77e2\u5370\u304c Hook() \u3068\u3044\u3046\u95a2\u6570\u3092\u6307\u3057\u793a\u3057\u3066\u3044\u308b\u3002<\/figcaption><\/figure><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><em><span style=\"font-size: 8pt; color: #999999;\">\u56f31. \u30d5\u30c3\u30af\u306b\u3088\u308b\u30b3\u30fc\u30c9 \u30d5\u30ed\u30fc\u306e\u5909\u66f4<\/span><\/em><\/p>\n<p>\u30d5\u30c3\u30af\u4ee5\u5916\u306b\u3082 Android \u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002Android \u30aa\u30fc\u30d7\u30f3 \u30bd\u30fc\u30b9 \u30d7\u30ed\u30b8\u30a7\u30af\u30c8 (AOSP) \u306e\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3067\u95a2\u5fc3\u306e\u3042\u308b\u7279\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8\u306b\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3059\u3002Android \u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306f\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306a\u306e\u3067\u3001\u52d5\u7684\u5206\u6790\u7528\u306b Android \u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u306e\u30ab\u30b9\u30bf\u30e0 \u30d3\u30eb\u30c9\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u3001\u7279\u5b9a\u306e\u6226\u7565\u7684\u30dd\u30a4\u30f3\u30c8\u306b\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3 \u30b3\u30fc\u30c9\u3092\u633f\u5165\u3059\u308b\u3053\u3068\u3067\u5024\u3092\u6355\u6349\u3057\u307e\u3059\u3002\u30b7\u30e7\u30fc\u30c8 \u30e1\u30c3\u30bb\u30fc\u30b8 \u30b5\u30fc\u30d3\u30b9 (SMS) \u30c6\u30ad\u30b9\u30c8 \u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u8aad\u307f\u53d6\u308a\u95a2\u9023\u306e\u6a5f\u5fae\u306a Android \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af API \u95a2\u6570\u306a\u3069\u306f\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u5019\u88dc\u306e\u597d\u4f8b\u3067\u3057\u3087\u3046\u3002\u3053\u308c\u3089\u306e API \u95a2\u6570\u306f\u30de\u30eb\u30a6\u30a7\u30a2\u4f5c\u6210\u8005\u306b\u3088\u304f\u60aa\u7528\u3055\u308c\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u30b5\u30f3\u30d7\u30eb\u306e\u6319\u52d5\u306b\u5bfe\u3059\u308b\u7406\u89e3\u3092\u6df1\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30c3\u30af\u3068\u6bd4\u8f03\u3057\u305f\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306e\u5229\u70b9\u306f\u3001Android \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af API \u5168\u4f53\u3092\u5305\u62ec\u7684\u306b\u30ab\u30d0\u30fc\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u308b\u70b9\u3067\u3059\u3002\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u304c\u95a2\u5fc3\u5bfe\u8c61\u306e\u884c\u306b\u8ffd\u52a0\u30a4\u30f3\u30b9\u30c4\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3 \u30b3\u30fc\u30c9\u3092\u633f\u5165\u3057\u3066 AOSP \u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3092\u518d\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308c\u3070\u3001\u3059\u3079\u3066\u306e\u30b3\u30fc\u30c9\u884c\u306e\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u53ef\u80fd\u3067\u3059 (\u305f\u3060\u3057\u518d\u30b3\u30f3\u30d1\u30a4\u30eb\u306f\u308f\u308a\u3042\u3044\u9762\u5012\u3067\u3059)\u3002<\/p>\n<p>\u3053\u306e\u65b9\u6cd5\u306f\u5206\u6790\u5bfe\u8c61\u30b5\u30f3\u30d7\u30eb\u306b\u5bfe\u3057\u3066\u300c\u900f\u904e\u7684\u300d\u3067\u3082\u3042\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30b5\u30f3\u30d7\u30eb\u5074\u304b\u3089\u306f\u81ea\u8eab\u304c\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u633f\u5165\u6e08\u307f\u306e AOSP \u74b0\u5883\u5185\u3067\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u533a\u5225\u3067\u304d\u306a\u3044\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u3068\u5206\u6790\u30d7\u30ed\u30bb\u30b9\u3082\u901f\u304f\u306a\u308a\u307e\u3059\u3002\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u308f\u306a\u3051\u308c\u3070\u3001\u96e3\u8aad\u5316\u89e3\u9664\u6e08\u307f\u306e\u60aa\u6027\u30da\u30a4\u30ed\u30fc\u30c9 (\u30e1\u30e2\u30ea\u5185\u306b\u3042\u308b\u304b\u30c9\u30ed\u30c3\u30d7\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u5b58\u5728\u3059\u308b) \u3092\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u81ea\u8eab\u304c\u767a\u52d5\u524d\u306b\u30a2\u30f3\u30d1\u30c3\u30af\u305b\u306d\u3070\u306a\u3089\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u6b8b\u5ff5\u306a\u304c\u3089\u3053\u306e\u65b9\u6cd5\u3060\u3068\u3001Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u9032\u5316\u306b\u3042\u308f\u305b\u3066\u6fc0\u3057\u304f\u4fee\u6b63\u3055\u308c\u308b AOSP \u30a4\u30e1\u30fc\u30b8\u3092\u3048\u3093\u3048\u3093\u30d3\u30eb\u30c9\u3057\u3064\u3065\u3051\u308b\u3068\u3044\u3046\u9ad8\u3044\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u30e1\u30b8\u30e3\u30fc \u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3084 API \u306e\u5909\u66f4\u304c\u3042\u308b\u3068\u3053\u308c\u304c\u3068\u304f\u306b\u554f\u984c\u3068\u306a\u308a\u307e\u3059\u3002\u30c8\u30ec\u30fc\u30b9 \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u66f4\u65b0\u3057\u3066\u3053\u308c\u3089\u306e\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u305b\u306d\u3070\u306a\u3089\u306a\u3044\u304b\u3089\u3067\u3059\u3002\u305d\u3046\u3057\u305f\u4f8b\u306e 1 \u3064\u304c\u3001Google \u304c\u53e4\u3044 Dalvik \u30e9\u30f3\u30bf\u30a4\u30e0\u306e\u4f7f\u7528\u304b\u3089\u73fe\u5728\u306e Android \u30e9\u30f3\u30bf\u30a4\u30e0 (ART) \u306b\u79fb\u3063\u305f\u3068\u304d\u306b\u3082\u8d77\u3053\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u672c\u8cea\u7684\u306b\u9aa8\u306e\u6298\u308c\u308b\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u4f5c\u696d\u3067\u3059\u3002<\/p>\n<h3><a id=\"post-130562-_y4rg7kipwbxg\"><\/a>API \u30ec\u30d9\u30eb\u306e\u30ab\u30d0\u30ec\u30c3\u30b8\u62e1\u5927<\/h3>\n<p>Google \u306f Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u9577\u5e74\u9032\u5316\u3055\u305b\u3064\u3065\u3051\u3001\u305d\u306e\u904e\u7a0b\u3067\u3055\u307e\u3056\u307e\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u3053\u306e\u305f\u3081\u3001\u3053\u308c\u3089\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u3001\u3055\u307e\u3056\u307e\u306a API \u30ec\u30d9\u30eb\u304c\u4f5c\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u56f3 2 \u306f\u30012023 \u5e74 5 \u6708\u6642\u70b9\u306e Android \u306e\u3055\u307e\u3056\u307e\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u5404 API \u30ec\u30d9\u30eb\u3067\u306f\u3001\u65b0\u305f\u306a\u6a5f\u80fd\u3092\u5c0e\u5165\u3057\u3064\u3064\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u6240\u6709\u8005\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 \u30ea\u30b9\u30af\u3092\u3082\u305f\u3089\u3059\u95a2\u6570\u3084\u53e4\u3044\u95a2\u6570\u3092\u5ec3\u6b62\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002APK \u30b5\u30f3\u30d7\u30eb\u306e\u52d5\u7684\u306a\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3053\u308c\u304c\u554f\u984c\u3068\u306a\u308a\u3048\u307e\u3059\u3002Android \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af API \u95a2\u6570\u306e\u4ed5\u69d8\u5909\u66f4\u306b\u4f34\u3063\u3066\u3001\u958b\u767a\u8005\u304c\u65e2\u5b58\u306e\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3 \u30b3\u30fc\u30c9\u3092\u5b9a\u671f\u7684\u306b\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u30d5\u30c3\u30af\u306e\u51fa\u756a\u3067\u3059\u3002\u30d5\u30c3\u30af\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u62e1\u5f35\u53ef\u80fd\u3067\u3001\u30aa\u30f3\u30c7\u30de\u30f3\u30c9\u3067\u8907\u6570\u306e <a href=\"https:\/\/apilevels.com\" target=\"_blank\" rel=\"noopener\">Android \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e API \u30ec\u30d9\u30eb<\/a>\u3092\u30b5\u30dd\u30fc\u30c8\u3067\u304d\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_130457\" aria-describedby=\"caption-attachment-130457\" style=\"width: 609px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130457 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-3.png\" alt=\"\u753b\u50cf 2 \u306f Android API \u306e\u5206\u5e03\u3067\u3059\u3002\u5148\u982d\u306f Android 4.4 \u3067\u3059\u3002\u958b\u767a\u30b3\u30fc\u30c9\u540d\u306f KitKat \u3067\u5206\u5e03\u306f 0.5\uff05 \u3067\u6700\u5c0f\u3067\u3059\u3002\u6700\u591a\u306f Android 11 (R) \u3067 23.1% \u3092\u5360\u3081\u307e\u3059\u3002\" width=\"609\" height=\"544\" \/><figcaption id=\"caption-attachment-130457\" class=\"wp-caption-text\">\u56f32. API \u30ec\u30d9\u30eb\u306e\u5206\u5e03 (\u51fa\u5178: <a href=\"https:\/\/www.composables.com\/tools\/distribution-chart\" target=\"_blank\" rel=\"noopener\">Android Distribution Chart \u2013 Composables<\/a>)<\/figcaption><\/figure>\n<p><a href=\"https:\/\/virustotal.com\" target=\"_blank\" rel=\"noopener\">VirusTotal<\/a> (VT) \u3092\u691c\u7d22\u3057\u305f\u3068\u3053\u308d\u30012023 \u5e74 8 \u6708 27 \u65e5\u304b\u3089 9 \u6708 7 \u65e5\u307e\u3067\u306e 12 \u65e5\u9593\u306b\u300112,394 \u4ef6\u306e\u60aa\u610f\u306e\u3042\u308b APK \u30b5\u30f3\u30d7\u30eb\u304c\u898b\u3064\u304b\u308a\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e APK \u30de\u30eb\u30a6\u30a7\u30a2 \u30b5\u30f3\u30d7\u30eb\u306e\u6700\u5c0f\u306e API \u30ec\u30d9\u30eb\u306e\u30e9\u30f3\u30bf\u30a4\u30e0\u8981\u4ef6\u306f\u3001API \u30ec\u30d9\u30eb 19 \u304b\u3089 API \u30ec\u30d9\u30eb 30 \u307e\u3067\u3055\u307e\u3056\u307e\u3067\u3057\u305f\u3002\u56f3 3 \u306f\u3053\u308c\u3089\u306e\u7d50\u679c\u3092\u307e\u3068\u3081\u305f\u30b0\u30e9\u30d5\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_130459\" aria-describedby=\"caption-attachment-130459\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130460 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-4-ja.png\" alt=\"\u753b\u50cf 3 \u306f VirusTotal \u306e APK \u30de\u30eb\u30a6\u30a7\u30a2 \u30b5\u30f3\u30d7\u30eb\u306e\u30b0\u30e9\u30d5\u3067\u3059\u3002\u3082\u3063\u3068\u3082\u3088\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u306e\u306f API \u30ec\u30d9\u30eb 21 \u3067\u3001\u3053\u308c\u306f 5,000 \u500b\u3092\u8d85\u3048\u3066\u3044\u307e\u3059\u3002\u6b21\u306b\u9ad8\u3044\u306e\u306f API \u30ec\u30d9\u30eb 19 \u3067\u3001\u307b\u307c 3,000 \u500b\u3067\u3059\u3002\u305d\u306e\u6b21\u306f API \u30ec\u30d9\u30eb 23 \u3067\u3001\u3053\u308c\u306f 592 \u500b\u3068\u5927\u5e45\u306b\u6e1b\u5c11\u3057\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"432\" \/><figcaption id=\"caption-attachment-130459\" class=\"wp-caption-text\">\u56f33. VirusTotal \u3067\u898b\u3064\u304b\u3063\u305f APK \u30de\u30eb\u30a6\u30a7\u30a2 \u30b5\u30f3\u30d7\u30eb\u3068 API \u30ec\u30d9\u30eb\u306e\u6700\u5c0f\u8981\u4ef6<\/figcaption><\/figure>\n<p>\u6ce8: <a href=\"https:\/\/apilevels.com\" target=\"_blank\" rel=\"noopener\">Android API \u30ec\u30d9\u30eb<\/a>\u306e Web\u30b5\u30a4\u30c8\u306b\u3088\u308c\u3070 <span style=\"font-family: 'courier new', courier, monospace;\">minSdkVersion<\/span> \u3068\u306f\u300c<span style=\"font-family: 'courier new', courier, monospace;\">build.gradle<\/span> \u3067\u5b9a\u7fa9\u3055\u308c\u308b\u30a2\u30d7\u30ea\u304c\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u6700\u5c0f SDK \u30d0\u30fc\u30b8\u30e7\u30f3\u300d\u3068\u3042\u308a\u307e\u3059\u3002 \u305f\u3068\u3048\u3070\u3001\u3042\u308b\u30a2\u30d7\u30ea\u306e <span style=\"font-family: 'courier new', courier, monospace;\">minSDK<\/span> \u304c 26 \u3067\u3042\u308c\u3070\u3001\u3053\u306e SDK \u30d0\u30fc\u30b8\u30e7\u30f3\u306f API \u30ec\u30d9\u30eb 26\u3001\u3064\u307e\u308a Android 8 \u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3064\u307e\u308a\u305d\u306e\u30a2\u30d7\u30ea\u306f Android 8 \u4ee5\u964d\u3092\u642d\u8f09\u3057\u305f\u30c7\u30d0\u30a4\u30b9\u3067\u306e\u307f\u5b9f\u884c\u3055\u308c\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n<p>\u540c\u3058\u671f\u9593\u306e\u5f0a\u793e\u793e\u5185\u306e\u30c6\u30ec\u30e1\u30c8\u30ea\u30fc\u304b\u3089\u306f\u540c\u69d8\u306e\u7d50\u679c\u304c\u89b3\u6e2c\u3055\u308c\u3066\u3044\u307e\u3059 (\u56f3 4)\u3002<\/p>\n<figure id=\"attachment_130461\" aria-describedby=\"caption-attachment-130461\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130462 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-5-ja.png\" alt=\"\u753b\u50cf 4 \u306f\u5f0a\u793e\u793e\u5185\u30c6\u30ec\u30e1\u30c8\u30ea\u30fc\u3067\u89b3\u6e2c\u3057\u305f APK \u30b5\u30f3\u30d7\u30eb\u3092\u6bd4\u8f03\u3057\u305f\u5186\u30b0\u30e9\u30d5\u3067\u3059\u3002\u6700\u3082\u591a\u3044\u306e\u306f\u975e\u30de\u30eb\u30a6\u30a7\u30a2\u3067 91.1% \u3067\u3059\u3002\" width=\"600\" height=\"373\" \/><figcaption id=\"caption-attachment-130461\" class=\"wp-caption-text\">\u56f3 4. APK \u30b5\u30f3\u30d7\u30eb (\u5f0a\u793e\u793e\u5185\u306e\u30c6\u30ec\u30e1\u30c8\u30ea\u30fc\u306b\u57fa\u3065\u304f)<\/figcaption><\/figure>\n<p>\u3053\u308c\u3089\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u3082\u6700\u8fd1\u306e\u6700\u5c0f API \u30ec\u30d9\u30eb \u30e9\u30f3\u30bf\u30a4\u30e0\u8981\u4ef6\u306f\u5e83\u7bc4\u56f2\u306b\u308f\u305f\u3063\u3066\u3044\u3066\u3001API \u30ec\u30d9\u30eb 19 \u304b\u3089\u6700\u65b0\u7248\u306e API \u30ec\u30d9\u30eb 34 \u307e\u3067\u306b\u53ca\u3093\u3067\u3044\u307e\u3057\u305f (\u56f3 5)\u3002<\/p>\n<figure id=\"attachment_130463\" aria-describedby=\"caption-attachment-130463\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130464 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-6-ja.png\" alt=\"\u753b\u50cf 5 \u306f\u5f0a\u793e\u793e\u5185\u30c6\u30ec\u30e1\u30c8\u30ea\u30fc\u304b\u3089\u5f97\u305f\u3001\u6700\u5c0f API \u30ec\u30d9\u30eb\u3068\u5404\u30ec\u30d9\u30eb\u306b\u304a\u3051\u308b APK \u30de\u30eb\u30a6\u30a7\u30a2 \u30b5\u30f3\u30d7\u30eb\u6570\u3092\u8868\u3057\u305f\u30b0\u30e9\u30d5\u3067\u3059\u3002\u6700\u591a\u306f API \u30ec\u30d9\u30eb 21 \u3067\u304a\u3088\u305d 10,000 \u500b\u3067\u3059\u30022 \u756a\u76ee\u306b\u591a\u3044\u306e\u306f API \u30ec\u30d9\u30eb 19 \u306e 6,043 \u500b\u3067\u3059\u30023 \u756a\u76ee\u306b\u591a\u3044\u306e\u306f API \u30ec\u30d9\u30eb 23 \u3067\u30011,172 \u500b\u3068\u5927\u5e45\u306b\u6e1b\u5c11\u3057\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"509\" \/><figcaption id=\"caption-attachment-130463\" class=\"wp-caption-text\">\u56f35. \u5f0a\u793e\u793e\u5185\u306e\u30c6\u30ec\u30e1\u30c8\u30ea\u30fc\u3067\u898b\u3064\u304b\u3063\u305f APK \u30de\u30eb\u30a6\u30a7\u30a2 \u30b5\u30f3\u30d7\u30eb\u3068 API \u30ec\u30d9\u30eb\u306e\u6700\u5c0f\u8981\u4ef6<\/figcaption><\/figure>\n<p>\u6700\u8fd1\u3067\u306f Google \u304c 2023 \u5e74 8 \u6708 31 \u65e5\u306b\u300c<a href=\"https:\/\/support.google.com\/googleplay\/android-developer\/answer\/11926878\" target=\"_blank\" rel=\"noopener\">Google Play \u30a2\u30d7\u30ea\u306e\u5bfe\u8c61 API \u30ec\u30d9\u30eb\u8981\u4ef6<\/a>\u300d\u5b9f\u65bd\u3092\u767a\u8868\u3057\u307e\u3057\u305f\u304c\u3001\u3053\u308c\u4ee5\u964d\u306f\u5e74\u6b21\u3067\u5b9f\u65bd\u3055\u308c\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u3046\u3057\u305f\u767a\u8868\u3092\u53d7\u3051\u3001APK \u30b5\u30f3\u30d7\u30eb\u3067\u5229\u7528\u53ef\u80fd\u306a API \u30ec\u30d9\u30eb\u7bc4\u56f2\u306f\u7d99\u7d9a\u7684\u306b\u5e83\u304c\u308b\u3068\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306b\u306f\u5e38\u306b\u7336\u4e88\u671f\u9593\u304c\u8a2d\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3057\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u306e\u30a2\u30d7\u30ea \u30b9\u30c8\u30a2\u7d4c\u7531\u3067\u914d\u5e03\u3059\u308b\u3068\u3044\u3046\u4ee3\u66ff\u624b\u6bb5\u3082\u3042\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>Google \u306e\u73fe\u5728\u306e\u691c\u51fa\u306b\u3088\u308c\u3070\u3001\u672c\u7a3f\u3067\u53d6\u308a\u4e0a\u3052\u308b\u30de\u30eb\u30a6\u30a7\u30a2 \u30b5\u30f3\u30d7\u30eb\u3092\u542b\u3080\u30a2\u30d7\u30ea\u306f Google Play \u30b9\u30c8\u30a2\u4e0a\u306b\u306f\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3002Google Play \u30d7\u30ed\u30c6\u30af\u30c8\u306f\u3001Google Play \u958b\u767a\u8005\u30b5\u30fc\u30d3\u30b9 (Google Play Services) \u3092\u7a3c\u50cd\u3059\u308b Android \u30c7\u30d0\u30a4\u30b9\u4e0a\u3067\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u304c\u5165\u3063\u3066\u3044\u308b\u3068\u77e5\u3089\u308c\u3066\u3044\u308b\u30a2\u30d7\u30ea\u304b\u3089\u30e6\u30fc\u30b6\u30fc\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u306a\u304a\u3001\u305d\u306e\u30a2\u30d7\u30ea\u304c\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u306e\u30b9\u30c8\u30a2\u304b\u3089\u53d6\u5f97\u3057\u305f\u3082\u306e\u3067\u3042\u3063\u3066\u3082\u540c\u69d8\u306b\u4fdd\u8b77\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001Google \u304c\u65b0\u305f\u306b API \u30ec\u30d9\u30eb\u3092\u516c\u958b\u3059\u308b\u3064\u3069\u3001\u6642\u9593\u304c\u305f\u3064\u307b\u3069\u306b\u65b0\u305f\u306a\u30b5\u30dd\u30fc\u30c8\u5bfe\u8c61\u306e API \u30ec\u30d9\u30eb\u304c\u5e83\u304c\u3063\u3066\u3044\u304f\u306e\u3067\u3001\u79c1\u305f\u3061\u306f\u3053\u308c\u306b WildFire \u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u3092\u8ffd\u968f\u3055\u305b\u3066\u3044\u304f\u5fc5\u8981\u304c\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u30d5\u30c3\u30af\u30d9\u30fc\u30b9\u306e\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u306e\u5834\u5408\u3001\u30aa\u30f3\u30c7\u30de\u30f3\u30c9\u3067\u30d5\u30c3\u30af\u3092\u8ffd\u52a0\u30fb\u524a\u9664\u3067\u304d\u308b\u306e\u3067\u3001\u3053\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u4f5c\u696d\u306f\u30b7\u30f3\u30d7\u30eb\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3><a id=\"post-130562-_rdh5h5118km6\"><\/a>\u5b9f\u884c\u6642\u306e\u96e3\u8aad\u5316\u89e3\u9664<\/h3>\n<p>Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067 APK \u30b5\u30f3\u30d7\u30eb\u304c\u96e3\u8aad\u5316\u3055\u308c\u308b\u7406\u7531\u306f\u3001\u53e4\u5178\u7684\u306a\u9759\u7684\u5206\u6790\u4f5c\u696d\u306e\u59a8\u5bb3\u306e\u305f\u3081\u3067\u3059\u3002\u307b\u304b\u306e\u3059\u3079\u3066\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3082\u540c\u69d8\u306e\u3053\u3068\u304c\u8d77\u3053\u3063\u3066\u3044\u307e\u3059\u3002\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u3082\u30d9\u30f3\u30c0\u30fc\u3082\u3001\u591a\u6570\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u306a\u304b\u304b\u3089\u3001\u3055\u307e\u3056\u307e\u306a\u96e3\u8aad\u5316\u6226\u7565\u3092\u9078\u3093\u3067\u7c21\u5358\u306b\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u591a\u5c90\u306b\u308f\u305f\u308a\u3001\u3059\u3050\u5165\u624b\u3067\u304d\u308b\u5546\u7528\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3082\u3042\u308c\u3070\u3001\u7121\u6599\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9 \u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u3046\u3057\u305f\u53e4\u5178\u7684\u9759\u7684\u89e3\u6790\u624b\u6cd5\u3067\u306e\u4e8b\u60c5\u3068\u7570\u306a\u308a\u3001\u305d\u308c\u3068\u4f3c\u305f\u554f\u984c\u304c\u52d5\u7684\u89e3\u6790\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u4e0d\u5229\u306b\u50cd\u304f\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u52d5\u7684\u5206\u6790\u306f\u3001\u96e3\u8aad\u5316\u304c\u5b8c\u5168\u306b\u89e3\u9664\u3055\u308c\u3066\u30a2\u30f3\u30d1\u30c3\u30af\u3055\u308c\u305f\u30b3\u30a2 \u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u306e\u6355\u6349\u3068\u62bd\u51fa\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>APK\/Dalvik \u306e\u30d0\u30a4\u30c8\u30b3\u30fc\u30c9 (DEX) \u30da\u30a4\u30ed\u30fc\u30c9\u3068 URL \u6587\u5b57\u5217\u306f\u3001\u305d\u3046\u3057\u305f\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u306e\u4e00\u4f8b\u3067\u3059\u3002APK \u306f Android Application Package \u3092\u6307\u3057\u307e\u3059\u3002DEX \u306f Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u52d5\u4f5c\u3055\u305b\u308b\u30b3\u30a2 \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0 \u30b3\u30fc\u30c9\u3092\u610f\u5473\u3057\u307e\u3059\u3002URL \u6587\u5b57\u5217\u306f Web \u7d4c\u7531\u3067 (\u305f\u3068\u3048\u3070 <a href=\"https:\/\/paloaltonetworks.com\" target=\"_blank\" rel=\"noopener\">https:\/\/paloaltonetworks.com<\/a> \u306a\u3069\u306e) \u30ea\u30e2\u30fc\u30c8 \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u305f\u3081\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u30a2\u30c9\u30ec\u30b9\u3067\u3059 \u3002<\/p>\n<p>\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u8b58\u5225\u3084\u691c\u51fa\u3068\u3044\u3063\u305f\u7528\u9014\u306b\u304f\u308f\u3048\u3001\u3055\u3089\u306b\u5206\u6790\u3092\u9032\u3081\u308b\u305f\u3081\u306b\u3082\u3053\u3046\u3057\u305f\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u305f\u3057\u304b\u306b\u7d30\u304b\u3044\u3068\u3053\u308d\u307e\u3067\u5206\u6790\u3092\u3059\u308c\u3070\u3001\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306b\u3064\u3044\u3066\u306e\u5831\u544a\u304c\u5fc5\u8981\u306a\u3076\u3093\u3001\u30e9\u30f3\u30bf\u30a4\u30e0\u3082\u9577\u3073\u304d\u307e\u3059\u3002\u305d\u308c\u3067\u3082\u3001\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u65bd\u3057\u305f\u74b0\u5883\u3067 APK \u30b5\u30f3\u30d7\u30eb\u3092\u767a\u52d5\u3055\u305b\u305f\u3068\u304d\u3001\u3069\u306e\u3088\u3046\u306a\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u304c\u767a\u751f\u3059\u308b\u306e\u304b\u3092\u5b8c\u5168\u306b\u89b3\u5bdf\u3059\u308b\u6642\u9593\u306f\u5fc5\u8981\u306a\u306e\u3067\u3001\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u6b20\u304f\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u300c\u30de\u30eb\u30a6\u30a7\u30a2\u4f5c\u6210\u8005\u3089\u306f\u7814\u7a76\u958b\u767a\u306b\u591a\u984d\u306e\u6295\u8cc7\u3092\u884c\u3044\u3001\u3055\u307e\u3056\u307e\u306a\u56de\u907f\u6280\u8853\u3092\u5c0e\u5165\u3057\u3066\u304b\u3089 API \u30b5\u30f3\u30d7\u30eb\u3092\u914d\u5e03\u3057\u3066\u3044\u308b\u300d\u3068\u3044\u3046\u3053\u3068\u3092\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u8a8d\u8b58\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u653b\u6483\u8005\u306f\u9632\u5fa1\u3092\u7a81\u7834\u3067\u304d\u308b\u6280\u8853\u306e\u3046\u3061\u3001\u6700\u3082\u624b\u9593\u306e\u304b\u304b\u3089\u306a\u3044\u3082\u306e\u3092\u9078\u307c\u3046\u3068\u3057\u307e\u3059\u3002\u305d\u308c\u304c\u3060\u3081\u306a\u3089\u305d\u306e\u6642\u70b9\u3067\u3088\u3046\u3084\u304f\u6280\u8853\u66f4\u65b0\u3092\u691c\u8a0e\u3057\u306f\u3058\u3081\u307e\u3059\u3002<\/p>\n<p>\u52d5\u7684\u5206\u6790\u30a2\u30d7\u30ed\u30fc\u30c1\u306e\u63a1\u7528\u306f\u3001\u53e4\u5178\u7684\u9759\u7684\u5206\u6790\u3088\u308a\u3082\u96e3\u8aad\u5316\u306e\u8ab2\u984c\u306b\u53d6\u308a\u7d44\u3080\u4e0a\u3067\u6709\u52b9\u3067\u3059\u3002\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u306f\u3001\u3053\u3046\u3057\u305f\u56de\u907f\u6280\u8853\u306b\u3082\u8010\u3048\u3001\u5b9f\u884c\u6642\u306b\u5e73\u6587\u3067\u5229\u7528\u3067\u304d\u308b\u6709\u7528\u306a\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3092\u660e\u3089\u304b\u306b\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n<p>\u3053\u3046\u3057\u305f\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3092\u4f7f\u308f\u306a\u3044\u5834\u5408\u3001APK \u30b5\u30f3\u30d7\u30eb\u5185\u306e DEX \u30d5\u30ed\u30fc\u306e\u30c8\u30ec\u30fc\u30b9\u306b\u591a\u5c11\u82e6\u52b4\u3059\u308b\u3067\u3057\u3087\u3046\u3002\u305d\u308c\u306a\u308a\u306b\u30ea\u30bd\u30fc\u30b9\u3092\u5272\u3044\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5fa9\u53f7\u9375\u306a\u3069\u306e\u30c8\u30ea\u30c3\u30ad\u30fc\u306a\u5024\u3092\u624b\u52d5\u3067\u89e3\u6c7a\u3059\u308b\u5fc5\u8981\u3082\u3042\u308a\u307e\u3059\u3002\u79c1\u305f\u3061\u306f\u30ea\u30d0\u30fc\u30b9 \u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3092\u884c\u3044\u3001APK \u30b5\u30f3\u30d7\u30eb\u306b\u6dfb\u4ed8\u3055\u308c\u3066\u3044\u308b\u30b3\u30fc\u30c9\u7f72\u540d\u7528\u306e\u30c7\u30b8\u30bf\u30eb\u7f72\u540d\u304b\u3089\u6697\u53f7\u9375\u304c\u5c0e\u51fa\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2><a id=\"post-130562-_i2uqlvl7esbh\"><\/a>\u30b1\u30fc\u30b9 \u30b9\u30bf\u30c7\u30a3<\/h2>\n<h3><a id=\"post-130562-_npzxvvwjlp6m\"><\/a>Cerberus \u30d0\u30f3\u30ad\u30f3\u30b0 \u30c8\u30ed\u30fc\u30b8\u30e3\u30f3<\/h3>\n<p><a href=\"https:\/\/malpedia.caad.fkie.fraunhofer.de\/details\/apk.cerberus\" target=\"_blank\" rel=\"noopener\">Cerberus<\/a> \u306f\u3001Android \u30e2\u30d0\u30a4\u30eb \u30c7\u30d0\u30a4\u30b9\u304b\u3089\u4fa1\u5024\u306e\u9ad8\u3044\u60c5\u5831\u3092\u7a83\u53d6\u3059\u308b\u30d0\u30f3\u30ad\u30f3\u30b0 \u30c8\u30ed\u30fc\u30b8\u30e3\u30f3 (\u30d0\u30f3\u30ad\u30f3\u30b0\u578b\u30c8\u30ed\u30a4\u306e\u6728\u99ac) \u3067\u3059\u3002\u653b\u6483\u8005\u306f\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u3067\u30c7\u30d0\u30a4\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3084\u5236\u5fa1\u3092\u884c\u3044\u3001\u6240\u6709\u8005\u306b\u306a\u308a\u304b\u308f\u3063\u3066\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_130490\" aria-describedby=\"caption-attachment-130490\" style=\"width: 583px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130490 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/Hooking-Framework-F6.png\" alt=\"\u753b\u50cf 6 \u306f\u30012 \u3064\u306e\u30e2\u30d0\u30a4\u30eb\u30d5\u30a9\u30f3\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3092\u4e26\u3079\u305f\u3082\u306e\u3067\u3059\u3002\u5de6\u5074\u306f\u57fa\u672c\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u753b\u9762\u3067\u3059\u3002\u8d64\u3044\u30dc\u30c3\u30af\u30b9\u3067\u5f37\u8abf\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u306e\u306f\u3001Google Play \u30b9\u30c8\u30a2 \u30dc\u30bf\u30f3\u3067\u3059\u3002\u53f3\u5074\u306b\u306f\u3059\u3079\u3066\u306e\u30a2\u30d7\u30ea\u306e\u30ea\u30b9\u30c8\u304c\u3042\u308a\u307e\u3059\u3002Google Play \u30b9\u30c8\u30a2 \u30dc\u30bf\u30f3\u304c\u8d64\u8272\u3067\u5f37\u8abf\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u8aac\u660e\u304c\u4ed8\u4e0e\u3055\u308c\u3066\u304a\u3089\u305a\u3001\u30b5\u30a4\u30ba\u306f 360 kB \u3067\u3059\u3002\" width=\"583\" height=\"600\" \/><figcaption id=\"caption-attachment-130490\" class=\"wp-caption-text\">\u56f36. Android \u30e9\u30f3\u30c1\u30e3\u30fc\u306e\u30e1\u30cb\u30e5\u30fc\u753b\u9762\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u4e00\u89a7<\/figcaption><\/figure>\n<p>Cerberus \u306e\u30b5\u30f3\u30d7\u30eb (SHA-256 <span style=\"font-family: 'courier new', courier, monospace;\">1249c4d3a4b499dc8a9a2b3591614966145daac808d440e5202335d9a4226ff8<\/span>) \u306f\u3001\u30b8\u30a7\u30cd\u30ea\u30c3\u30af\u306a Android \u8a3c\u660e\u66f8\u3067\u30c7\u30b8\u30bf\u30eb \u30b3\u30fc\u30c9\u7f72\u540d\u3055\u308c\u3066\u3044\u307e\u3059\u3002Google Play \u30b9\u30c8\u30a2 \u30a2\u30d7\u30ea\u3068\u540c\u3058\u30a2\u30a4\u30b3\u30f3\u3092\u4f7f\u3063\u3066\u3001\u540c\u30a2\u30d7\u30ea\u3092\u507d\u88c5\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3053\u306e\u4f5c\u6210\u8005\u306f\u3001\u9023\u7d9a\u3059\u308b 5 \u3064\u306e\u7a7a\u767d\u6587\u5b57 (<span style=\"font-family: 'courier new', courier, monospace;\">\\x20<\/span>) \u3092\u4f7f\u3063\u3066\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u540d\u3092\u7a7a\u767d\u306b\u3057\u3066\u3044\u307e\u3059 (\u56f3 6)\u3002<\/p>\n<p>\u3055\u3089\u306b\u3053\u306e APK \u30b5\u30f3\u30d7\u30eb\u306f\u3001\u69cb\u6210\u306e\u6587\u5b57\u5217\u3092\u3059\u3079\u3066 RC4 \u3067\u6697\u53f7\u5316\u3057\u305f\u3046\u3048\u3067\u3055\u3089\u306b Base64 \u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066\u96e3\u8aad\u5316\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e APK \u30b5\u30f3\u30d7\u30eb\u306f\u3001\u5358\u4e00\u306e\u30e2\u30ce\u30ea\u30b7\u30c3\u30af\u306a <span style=\"font-family: 'courier new', courier, monospace;\">String Pool<\/span> \u30af\u30e9\u30b9\u5185\u306b\u3053\u308c\u3089\u3092\u5909\u6570\u5024\u3068\u3057\u3066\u683c\u7d0d\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e APK \u30b5\u30f3\u30d7\u30eb\u306f\u3001\u8868 1 \u306b\u793a\u3057\u305f <span style=\"font-family: 'courier new', courier, monospace;\">com.fky.lblabjglab<\/span> \u3068\u3044\u3046\u30d1\u30c3\u30b1\u30fc\u30b8\u306e <span style=\"font-family: 'courier new', courier, monospace;\">a<\/span> \u3068\u3044\u3046\u30af\u30e9\u30b9\u306b <span style=\"font-family: 'courier new', courier, monospace;\">a<\/span> \u3068\u3044\u3046\u540d\u524d\u306e\u91cd\u8981\u306a\u30e1\u30bd\u30c3\u30c9\u3092\u683c\u7d0d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<table style=\"width: 104%;\">\n<tbody>\n<tr>\n<td style=\"width: 7.90745%; text-align: center;\"><b>No<\/b><\/td>\n<td style=\"width: 16.8679%; text-align: center;\"><b>\u5909\u6570\u540d<\/b><\/td>\n<td style=\"width: 57.3813%; text-align: center;\"><b>\u69cb\u6210\u30ad\u30fc<\/b> <b>(\u96e3\u8aad\u5316)<\/b><\/td>\n<td style=\"width: 16.4313%; text-align: center;\"><b>\u69cb\u6210\u30ad\u30fc<\/b> <b>(\u96e3\u8aad\u5316\u89e3\u9664)<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 7.90745%; text-align: center;\"><span style=\"font-weight: 400;\">1<\/span><\/td>\n<td style=\"width: 16.8679%; text-align: center;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">b<\/span><\/td>\n<td style=\"width: 57.3813%;\"><span style=\"font-family: 'courier new', courier, monospace;\"><b>wssmnpdmydte<\/b><span style=\"font-weight: 400;\">Y2Y3NGY4MzNmNg==<\/span><\/span><\/td>\n<td style=\"width: 16.4313%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">idbot<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 7.90745%; text-align: center;\"><span style=\"font-weight: 400;\">2<\/span><\/td>\n<td style=\"width: 16.8679%; text-align: center;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">c<\/span><\/td>\n<td style=\"width: 57.3813%;\"><span style=\"font-family: 'courier new', courier, monospace;\"><b>ujvsdjiocsqf<\/b><span style=\"font-weight: 400;\">Mzg2Njg5ODcyZmExNzRkMzgxMjZkZjIyZTBhMw==<\/span><\/span><\/td>\n<td style=\"width: 16.4313%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">initialization<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 7.90745%; text-align: center;\"><span style=\"font-weight: 400;\">3<\/span><\/td>\n<td style=\"width: 16.8679%; text-align: center;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">d<\/span><\/td>\n<td style=\"width: 57.3813%;\"><span style=\"font-family: 'courier new', courier, monospace;\"><b>ysknmuiqllmj<\/b><span style=\"font-weight: 400;\">ODRiMDRhNmJmZTQ4MDg1OTE2MDM4YTRiNGI=<\/span><\/span><\/td>\n<td style=\"width: 16.4313%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">urlAdminPanel<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 7.90745%; text-align: center;\"><span style=\"font-weight: 400;\">4<\/span><\/td>\n<td style=\"width: 16.8679%; text-align: center;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">e<\/span><\/td>\n<td style=\"width: 57.3813%;\"><span style=\"font-family: 'courier new', courier, monospace;\"><b>wdhinzpyayjv<\/b><span style=\"font-weight: 400;\">NDdlMzFkN2Q2MjU5MWZkMTVkZWZmMjE4Mjg5Mg==<\/span><\/span><\/td>\n<td style=\"width: 16.4313%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">starterService<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 7.90745%; text-align: center;\"><span style=\"font-weight: 400;\">5<\/span><\/td>\n<td style=\"width: 16.8679%; text-align: center;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">f<\/span><\/td>\n<td style=\"width: 57.3813%;\"><span style=\"font-family: 'courier new', courier, monospace;\"><b>vbylpyugkbfj<\/b><span style=\"font-weight: 400;\">YjZiMjgyNTY2ZmViZjA2YWM2ZTk1NTQyYTA=<\/span><\/span><\/td>\n<td style=\"width: 16.4313%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">statusInstall<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u3001\u56f3 7 \u306b\u793a\u3057\u305f\u30b9\u30ad\u30fc\u30e0\u306b\u5f93\u3063\u3066\u6587\u5b57\u5217\u3092\u96e3\u8aad\u5316\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_130469\" aria-describedby=\"caption-attachment-130469\" style=\"width: 168px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130469 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-9.png\" alt=\"\u753b\u50cf 7 \u306f\u96e3\u8aad\u5316\u304c\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u304b\u3092\u793a\u3059\u56f3\u3067\u3059\u3002Idbot &gt; RC4 encryption (key wssmnpdmydte) &gt; Base64 encoding &gt; Y2Y3NGY4MzNmNg==.\" width=\"168\" height=\"193\" \/><figcaption id=\"caption-attachment-130469\" class=\"wp-caption-text\">\u56f3 7. \u69cb\u6210\u6587\u5b57\u5217\u306e\u96e3\u8aad\u5316\u30b9\u30ad\u30fc\u30e0<\/figcaption><\/figure>\n<p>\u305f\u3068\u3048\u3070\u3001<span style=\"font-family: 'courier new', courier, monospace;\">idbot<\/span> \u3068\u3044\u3046\u5165\u529b\u6587\u5b57\u5217\u3068\u30e9\u30f3\u30c0\u30e0\u306b\u9078\u3070\u308c\u305f\u9577\u3055\u304c 12 \u306e\u5c0f\u6587\u5b57\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u6697\u53f7\u9375 (<span style=\"font-family: 'courier new', courier, monospace;\">wssmnpdmydte<\/span>) \u304c\u4e0e\u3048\u3089\u308c\u308b\u3068\u3001\u3053\u306e Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30d7\u30ed\u30bb\u30b9\u306f\u3001\u3053\u306e\u9375\u3092\u4f7f\u3063\u3066\u5165\u529b\u6587\u5b57\u5217\u306b RC4 \u6697\u53f7\u3092\u9069\u7528\u3057\u307e\u3059\u3002\u5f97\u3089\u308c\u305f\u30d0\u30a4\u30c8\u306f Base64 \u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u3001\u5370\u5237\u53ef\u80fd\u306a ASCII \u6587\u5b57 (<span style=\"font-family: 'courier new', courier, monospace;\">Y2Y3NGY4MzNmNg==<\/span>) \u3068\u306a\u3063\u3066\u30ed\u30b9\u30ec\u30b9\u3067\u4fdd\u5b58\u30fb\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002\u6700\u5f8c\u306b\u3053\u306e Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30d7\u30ed\u30bb\u30b9\u306f\u3001\u9078\u629e\u3055\u308c\u305f\u9375\u3092\u3053\u306e\u7d50\u679c\u306e\u5148\u982d\u306b\u8ffd\u52a0\u3057\u3066\u3001\u6700\u7d42\u7684\u306a\u96e3\u8aad\u5316\u6e08\u307f\u306e\u6587\u5b57\u5217\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9006\u306e\u51e6\u7406 (\u3064\u307e\u308a\u3001\u5fa9\u53f7\u30d7\u30ed\u30bb\u30b9) \u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u96e3\u8aad\u5316\u3055\u308c\u305f APK \u30b5\u30f3\u30d7\u30eb\u3067\u306f\u3001\u30d9\u30fc\u30b7\u30c3\u30af\u306a Base64 \u30a8\u30f3\u30b3\u30fc\u30c9 (\u30ab\u30b9\u30bf\u30e0\u6587\u5b57\u30bb\u30c3\u30c8\u3092\u4f7f\u3046\u3053\u3068\u3082\u3042\u308b) \u304c\u307b\u3069\u3053\u3055\u308c\u3066\u3044\u305f\u308a\u3001 1 \u30d0\u30a4\u30c8\u306e\u56fa\u5b9a\u9375\u3068\u6587\u5b57\u5217\u3068\u306e XOR \u6f14\u7b97\u3092\u884c\u3063\u3066\u6697\u53f7\u5316\u3057\u3066\u3042\u3063\u305f\u308a\u3059\u308b\u30b1\u30fc\u30b9\u3092\u3088\u304f\u898b\u304b\u3051\u307e\u3059\u3002\u305d\u308c\u3067\u306a\u3051\u308c\u3070\u3001\u30b9\u30c8\u30ea\u30fc\u30e0\u6697\u53f7 (RC4: Rivest Cipher 4) \u306a\u3069\u306e\u3082\u3063\u3068\u5f37\u529b\u3067\u5b89\u5168\u306a\u6697\u53f7\u304c\u4f7f\u308f\u308c\u308b\u30b1\u30fc\u30b9\u3082\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u3053\u306e Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30d7\u30ed\u30bb\u30b9\u3082\u305d\u3046\u3057\u305f\u4f8b\u306b\u5f53\u3066\u306f\u307e\u308a\u307e\u3059\u304c\u3001\u82e5\u5e72\u3072\u306d\u308a\u304c\u52a0\u308f\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30b1\u30fc\u30b9\u3067\u306f\u3001\u9375\u3092\u524d\u7f6e\u3057\u3001DES (Data Encryption Standard) \u3084 AES (Advanced Encryption Standard) \u306a\u3069\u306e\u5bfe\u79f0\u9375\u6697\u53f7\u65b9\u5f0f\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4><a id=\"post-130562-_x2pim9un8hct\"><\/a>\u69cb\u6210\u30ad\u30fc\u306e\u96e3\u8aad\u5316\u89e3\u9664<\/h4>\n<p>\u6587\u5b57\u5217\u96e3\u8aad\u5316\u30eb\u30fc\u30c1\u30f3\u306e\u8b58\u5225\u306b\u4f7f\u3048\u308b\u7d4c\u9a13\u5247\u306f\u300c\u9ad8\u983b\u5ea6\u3067\u76f8\u4e92\u53c2\u7167\u3055\u308c\u3066\u3044\u308b\u30e1\u30bd\u30c3\u30c9\u306b\u76ee\u3092\u5411\u3051\u308d\u300d\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u305d\u3046\u3057\u305f\u30e1\u30bd\u30c3\u30c9\u306f\u591a\u304f\u306e\u5834\u5408\u3001\u5c11\u306a\u304f\u3068\u3082 1 \u3064\u306f\u6587\u5b57\u5217\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u5165\u529b\u3092\u53d7\u3051\u53d6\u308a\u3001\u6587\u5b57\u5217\u306e\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u3092 1 \u3064\u623b\u308a\u5024\u3068\u3057\u3066\u751f\u6210\u3057\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002\u305d\u3046\u3057\u305f\u30e1\u30bd\u30c3\u30c9\u306f\u305f\u3044\u3066\u3044\u30eb\u30fc\u30d7 (\u305f\u3068\u3048\u3070 1 \u6587\u5b57\u305a\u3064\u53cd\u5fa9\u51e6\u7406\u3059\u308b\u3082\u306e) \u3092\u542b\u3080\u30b9\u30bf\u30f3\u30c9\u30a2\u30ed\u30f3\u306e\u30e1\u30bd\u30c3\u30c9\u3067\u3001Android \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e API \u95a2\u6570\u306b\u306f\u307b\u3068\u3093\u3069\u4f9d\u5b58\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u5b9f\u884c\u3092\u5236\u5fa1\u3057\u3001\u5b9f\u884c\u6642\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u72b6\u614b\u3068\u526f\u4f5c\u7528\u3092\u5fa9\u5143\u3059\u308b\u3053\u3068\u3067\u3001\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u306f\u96e3\u8aad\u5316\u3092\u89e3\u9664\u3057\u305f\u72b6\u614b\u306e <span style=\"font-family: 'courier new', courier, monospace;\">settings.xml<\/span> \u3068\u3044\u3046\u540d\u524d\u306e\u69cb\u6210\u30d5\u30a1\u30a4\u30eb\u3092\u62bd\u51fa\u3067\u304d\u307e\u3059\u3002\u3053\u306e Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30d7\u30ed\u30bb\u30b9\u306f\u3001\u3053\u306e\u69cb\u6210\u30d5\u30a1\u30a4\u30eb\u3092 Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30e9\u30f3\u30bf\u30a4\u30e0 \u30d5\u30a9\u30eb\u30c0\u30fc\u306e Shared Preferences \u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002\u3053\u306e Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30d7\u30ed\u30bb\u30b9\u306f\u3001\u521d\u671f\u5316\u51e6\u7406\u4e2d\u306b\u3001\u30cf\u30fc\u30c9\u30b3\u30fc\u30c9\u3055\u308c\u305f\u69cb\u6210\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u56fa\u5b9a\u306e\u5024\u3067\u96e3\u8aad\u5316\u89e3\u9664\u3057\u306a\u304c\u3089\u3001\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u7e70\u308a\u8fd4\u3057\u66f8\u304d\u63db\u3048\u307e\u3059\u3002\u53c2\u8003\u307e\u3067\u306b\u305d\u306e\u629c\u7c8b\u3092\u56f3 8 \u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_130471\" aria-describedby=\"caption-attachment-130471\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130471 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-10.png\" alt=\"\u753b\u50cf 8 \u306f\u591a\u6570\u306e\u30b3\u30fc\u30c9\u304b\u3089\u306a\u308b\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u3053\u308c\u306f\u96e3\u8aad\u5316\u304c\u89e3\u9664\u3055\u308c\u305f XML \u3067\u3059\u3002\" width=\"900\" height=\"214\" \/><figcaption id=\"caption-attachment-130471\" class=\"wp-caption-text\">\u56f3 8. \u96e3\u8aad\u5316\u304c\u89e3\u9664\u3055\u308c\u305f\u69cb\u6210 XML<\/figcaption><\/figure>\n<p>\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u306b\u5c5e\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u304b\u3089\u3053\u308c\u3089\u306e\u60c5\u5831\u3092\u30d1\u30fc\u30b9\u30fb\u62bd\u51fa\u3059\u308b\u80fd\u529b\u306f\u3059\u3070\u3084\u304f\u30b9\u30b1\u30fc\u30eb \u30a2\u30c3\u30d7\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6b21\u306e\u3053\u3068\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u5b9f\u7528\u7684\u306a\u8105\u5a01\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u3092\u84c4\u7a4d\u3057\u30a2\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3 (\u5e30\u5c5e) \u3092\u884c\u3046<\/li>\n<li>\u653b\u6483\u8005\u306e\u6226\u8853\u30fb\u6280\u8853\u30fb\u624b\u9806 (TTP) \u3078\u306e\u6d1e\u5bdf\u3092\u6df1\u3081\u308b<\/li>\n<li>\u6642\u9593\u7d4c\u904e\u3068\u3068\u3082\u306b\u9032\u5316\u3059\u308b\u3053\u308c\u3089\u306e\u8105\u5a01\u30a2\u30af\u30bf\u30fc \u30b0\u30eb\u30fc\u30d7\u3092\u8ffd\u8de1\u3059\u308b<\/li>\n<\/ul>\n<h3><a id=\"post-130562-_zigrke6izkh2\"><\/a>HiddenAd \u30a2\u30c9\u30a6\u30a7\u30a2<\/h3>\n<p><a href=\"https:\/\/malpedia.caad.fkie.fraunhofer.de\/details\/apk.hiddenad\" target=\"_blank\" rel=\"noopener\">HiddenAd<\/a> \u306f\u3001Android \u30e6\u30fc\u30b6\u30fc\u306b\u5e83\u544a\u3092\u5f37\u5f15\u306b\u8868\u793a\u3057\u3066\u30a2\u30c9\u30a6\u30a7\u30a2\u4f5c\u6210\u8005\u306b\u53ce\u76ca\u3092\u3082\u305f\u3089\u3059\u30a2\u30c9\u30a6\u30a7\u30a2\u3067\u3059\u3002\u305d\u306e\u6a5f\u80fd\u306f\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u7121\u5bb3\u306a Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u88c5\u3046\u3053\u3068\u3067\u96a0\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u653b\u6483\u8005\u304c\u3053\u306e\u30d5\u30a1\u30df\u30ea\u30fc\u306e\u4e00\u90e8\u306e\u4e9c\u7a2e\u3092\u4f7f\u3044\u3001\u3079\u3064\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u5316\u3055\u308c\u305f\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8 \u30ad\u30c3\u30c8\u3084\u30a4\u30f3\u30d5\u30a9\u30b9\u30c6\u30a3\u30fc\u30e9\u30fc\u306a\u3069\u306e\u60aa\u610f\u306e\u3042\u308b\u30c4\u30fc\u30eb\u3092\u914d\u5e03\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>2 \u3064\u3081\u306e\u30b1\u30fc\u30b9 \u30b9\u30bf\u30c7\u30a3\u306f\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2 \u30d5\u30a1\u30df\u30ea\u30fc\u306e\u30b5\u30f3\u30d7\u30eb \u30af\u30e9\u30b9\u30bf\u30fc\u3092\u4e2d\u5fc3\u306b\u53d6\u308a\u4e0a\u3052\u307e\u3059\u3002\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u6b21\u306e\u3088\u3046\u306a\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>Android \u30e9\u30f3\u30c1\u30e3\u30fc\u306e\u30e1\u30cb\u30e5\u30fc\u753b\u9762\u304b\u3089\u81ea\u8eab\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30a2\u30a4\u30b3\u30f3\u3092\u96a0\u3059<\/li>\n<li>SQLCipher \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u6697\u53f7\u5316\u3092\u4f7f\u3063\u3066\u91cd\u8981\u306a\u30bb\u30ab\u30f3\u30c0\u30ea\u30fc \u30da\u30a4\u30ed\u30fc\u30c9\u3092\u4fdd\u8b77\u3059\u308b<\/li>\n<\/ul>\n<h4><a id=\"post-130562-_4dzr75e4cdvc\"><\/a>\u300cBloons TD 6\u300d\u306e\u507d\u88c5<\/h4>\n<p>\u3053\u3053\u3067\u306f SHA-256 \u30cf\u30c3\u30b7\u30e5 <span style=\"font-family: 'courier new', courier, monospace;\">73dee5433d560c072ea42b2288f826b16250da6f07543b3e3387ace31a13bd7c<\/span> \u306e Android APK \u30b5\u30f3\u30d7\u30eb\u3092\u5206\u6790\u3057\u3066\u305d\u306e\u6a5f\u80fd\u3092\u5b9f\u969b\u306b\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u653b\u6483\u8005\u3089\u306f\u8105\u5a01\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30a2\u30a4\u30b3\u30f3\u3092\u975e\u8868\u793a\u306b\u3057\u3066\u304a\u3051\u3070\u6226\u8853\u7684\u306b\u6709\u5229\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u306b\u3069\u306e\u3088\u3046\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3055\u3044\u3001Android \u30e6\u30fc\u30b6\u30fc\u306f Android \u30e9\u30f3\u30c1\u30e3\u30fc\u306e\u30e1\u30cb\u30e5\u30fc\u753b\u9762 (\u56f3 9) \u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u304b\u3089\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_130473\" aria-describedby=\"caption-attachment-130473\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130473 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-11.png\" alt=\"\u753b\u50cf 9 \u306f\u3001Android \u30e9\u30f3\u30c1\u30e3\u30fc \u30e1\u30cb\u30e5\u30fc\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u8d64\u3044\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u3001Bloons TD 6 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5f37\u8abf\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u8d64\u3044\u77e2\u5370\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30ea\u30b9\u30c8\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"900\" \/><figcaption id=\"caption-attachment-130473\" class=\"wp-caption-text\">\u56f3 9. Android \u30e9\u30f3\u30c1\u30e3\u30fc\u306e\u30e1\u30cb\u30e5\u30fc\u753b\u9762\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u4e00\u89a7<\/figcaption><\/figure>\n<p>\u3088\u304f\u63a2\u305b\u3070\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u9805\u76ee\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30ea\u30b9\u30c8\u306b\u6b8b\u3063\u3066\u3044\u307e\u3059\u3002\u8d64\u3067\u5f37\u8abf\u8868\u793a\u3057\u305f\u300cBloons TD 6\u300d\u306e\u884c\u306b\u6ce8\u76ee\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u304c\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u540d\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u540d\u306f\u3001\u30de\u30cb\u30d5\u30a7\u30b9\u30c8 \u30d5\u30a1\u30a4\u30eb <span style=\"font-family: 'courier new', courier, monospace;\">AndroidManifest.xml<\/span> \u5185\u306b\u3042\u308b <span style=\"font-family: 'courier new', courier, monospace;\">&lt;application&gt;<\/span> \u30ce\u30fc\u30c9\u306e <span style=\"font-family: 'courier new', courier, monospace;\">android:label<\/span> \u5c5e\u6027\u306b\u7531\u6765\u3057\u307e\u3059\u3002\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u3001\u6b63\u898f\u306e Android \u30b2\u30fc\u30e0\u3092\u88c5\u304a\u3046\u3068\u3057\u3066\u3044\u307e\u3059\u3002<a href=\"https:\/\/en.wikipedia.org\/wiki\/Bloons_TD_6\" target=\"_blank\" rel=\"noopener\">Wikipedia \u306e\u3053\u306e\u30b2\u30fc\u30e0\u306b\u3064\u3044\u3066\u306e\u8aac\u660e<\/a> \u306b\u3088\u308c\u3070\u3001\u300cBloons TD 6\u300d\u306f Ninja Kiwi \u6c0f\u304c\u958b\u767a\u30fb\u516c\u958b\u3057\u305f 2018 \u5e74\u306e\u30bf\u30ef\u30fc\u30c7\u30a3\u30d5\u30a7\u30f3\u30b9 \u30b2\u30fc\u30e0\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u306f\u3001\u6b21\u306e\u30b9\u30c6\u30fc\u30b8\u3067\u4f7f\u3046 APK \u3068 DEX \u306e\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u3001\u6697\u53f7\u5316\u3057\u305f SQLite \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30d5\u30a1\u30a4\u30eb\u5185\u306b\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u307e\u305f\u3053\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30d5\u30a1\u30a4\u30eb\u306f\u3001\u30aa\u30ea\u30b8\u30ca\u30eb \u30b5\u30f3\u30d7\u30eb\u306e <span style=\"font-family: 'courier new', courier, monospace;\">assets\/<\/span> \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306b\u57cb\u3081\u8fbc\u307e\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u4f5c\u6210\u8005\u306f\u3001\u3088\u304f\u4f7f\u308f\u308c\u308b SQLCipher \u306e\u6697\u53f7\u5316\u62e1\u5f35\u6a5f\u80fd\u3092\u3053\u306e SQLite \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30d5\u30a1\u30a4\u30eb\u5185\u3067\u6709\u52b9\u306b\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u3063\u3066 Cipher Block Chaining (CBC) \u30e2\u30fc\u30c9\u3067\u52d5\u4f5c\u3059\u308b\u653f\u5e9c\u6a19\u6e96\u306e AES \u6697\u53f7 (256 \u30d3\u30c3\u30c8) \u304c\u81ea\u52d5\u7684\u306b\u63d0\u4f9b\u3055\u308c\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u5834\u5408\u306f SQLCipher 3(.5.9) \u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3067\u3053\u306e\u6697\u53f7\u5316\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u3088\u3044\u6307\u6a19\u3068\u306a\u308b\u306e\u304c\u3001\u30aa\u30ea\u30b8\u30ca\u30eb \u30b5\u30f3\u30d7\u30eb\u306e <span style=\"font-family: 'courier new', courier, monospace;\">lib\/<\/span> \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u30fc\u306e\u4e0b\u306b\u3001Android \u306e\u30cd\u30a4\u30c6\u30a3\u30d6 \u30e9\u30a4\u30d6\u30e9\u30ea\u30fc\u3067\u3042\u308b <span style=\"font-family: 'courier new', courier, monospace;\">libsqlcipher.so<\/span> \u304c\u5b58\u5728\u3057\u3066\u3044\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306e\u5834\u5408\u3001\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u306b\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30d5\u30a1\u30a4\u30eb <span style=\"font-family: 'courier new', courier, monospace;\">muzikmp3mustafasandal.db<\/span> \u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u305d\u306e\u6697\u53f7\u9375\u306f\u3001\u30b5\u30f3\u30d7\u30eb\u306b\u6dfb\u4ed8\u3055\u308c\u305f\u30b3\u30fc\u30c9\u7f72\u540d\u306e\u96fb\u5b50\u7f72\u540d\u306e <span style=\"font-family: 'courier new', courier, monospace;\">hashCode<\/span> \u3067\u3059\u3002\u4eca\u56de\u306e\u5834\u5408\u3001\u9375\u306f <span style=\"font-family: 'courier new', courier, monospace;\">-923130181<\/span> \u3068\u3044\u3046 String \u3067\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30d5\u30a1\u30a4\u30eb\u306b\u306f\u30b3\u30a2 \u30da\u30a4\u30ed\u30fc\u30c9\u3067\u3042\u308b APK \u30b5\u30f3\u30d7\u30eb\u306e <span style=\"font-family: 'courier new', courier, monospace;\">muzikmp3mustafasandal.dat.jar<\/span> \u3068 DEX \u30d0\u30a4\u30c8\u30b3\u30fc\u30c9\u306e <span style=\"font-family: 'courier new', courier, monospace;\">ZnWjqpRHi.dex<\/span> \u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30b3\u30a2 \u30da\u30a4\u30ed\u30fc\u30c9\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e <span style=\"font-family: 'courier new', courier, monospace;\">iFqBWMAzy<\/span> \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u4ee5\u4e0b\u306e\u884c\u3068\u3057\u3066\u683c\u7d0d\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30c6\u30fc\u30d6\u30eb\u306e <span style=\"font-family: 'courier new', courier, monospace;\">EQSnKGDYR<\/span> \u3068\u3044\u3046\u5217\u306b\u306f\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u683c\u7d0d<\/li>\n<li>\u30c6\u30fc\u30d6\u30eb\u306e <span style=\"font-family: 'courier new', courier, monospace;\">bANpZqhWm<\/span> \u3068\u3044\u3046\u5217\u306b\u306f\u751f\u306e\u30d5\u30a1\u30a4\u30eb \u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u683c\u7d0d<\/li>\n<\/ul>\n<p>\u30af\u30e9\u30b9\u30bf\u30fc\u5185\u306e\u307b\u304b\u306e\u30b5\u30f3\u30d7\u30eb\u306b\u306f\u898b\u3089\u308c\u306a\u3044\u3001\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u3082\u3064\u7279\u5fb4\u3068\u3057\u3066\u307b\u304b\u306b URL \u6587\u5b57\u5217\u3092\u96a0\u3059\u65b9\u6cd5\u304c\u3042\u3052\u3089\u308c\u307e\u3059\u3002URL \u306e\u5404\u30d1\u30fc\u30c4\u3092\u5206\u96e2\u3059\u308b\u3053\u3068\u3067\u3001\u6b63\u78ba\u306a URL \u6587\u5b57\u5217\u30d1\u30bf\u30fc\u30f3 \u30de\u30c3\u30c1\u30f3\u30b0\u3092\u884c\u3046\u9759\u7684\u5206\u6790\u304c\u5931\u6557\u3057\u3084\u3059\u3044\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002URL \u306e\u30d1\u30fc\u30c4\u3092\u7d50\u5408\u3059\u308c\u3070\u5b8c\u5168\u306a URL \u304c\u5fa9\u5143\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u5834\u5408\u5143\u306e URL \u306f <span style=\"font-family: 'courier new', courier, monospace;\">hxxp[:\/\/]madhavaapps[.]science\/dwarkadhish\/alternate148275android[.]php<\/span> \u3067\u3059 (\u56f3 10)\u3002<\/p>\n<figure id=\"attachment_130475\" aria-describedby=\"caption-attachment-130475\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130475 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-12.png\" alt=\"\u753b\u50cf 10 \u306f\u5143\u306e URL \u3092\u542b\u3080\u30b3\u30fc\u30c9 \u30b9\u30cb\u30da\u30c3\u30c8\u3067\u3059\u3002URL \u306f\u592a\u5b57\u3067\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"395\" \/><figcaption id=\"caption-attachment-130475\" class=\"wp-caption-text\">\u56f3 10. URL \u6587\u5b57\u5217\u3092\u542b\u3080\u30b3\u30fc\u30c9 \u30b9\u30cb\u30da\u30c3\u30c8<\/figcaption><\/figure>\n<h4><a id=\"post-130562-_9zc9la25fjm9\"><\/a>U+FFF8 \u306e\u88cf\u306b\u96a0\u308c\u308b<\/h4>\n<p>\u524d\u306e\u300cBloons TD 6\u300d\u306e\u30b5\u30f3\u30d7\u30eb\u3068\u306f\u3061\u304c\u3044\u3001\u4f3c\u305f\u3088\u3046\u306a\u3082\u3046 1 \u3064\u306e APK \u30b5\u30f3\u30d7\u30eb (SHA-256 \u30cf\u30c3\u30b7\u30e5<span style=\"font-family: 'courier new', courier, monospace;\">833d9669dd64a2aa009a3741c8f16612cfafc3104b1f2113ac69255b6fcabf8e<\/span>) \u306f\u3001\u6b63\u898f\u306e\u7121\u5bb3\u306a Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u507d\u88c5\u306f\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u305d\u306e\u304b\u308f\u308a\u3001\u5370\u5237\u3067\u304d\u306a\u3044\u300c\u7a7a\u300d\u306e Unicode (UTF-8) \u6587\u5b57\u3067\u3042\u308b <span style=\"font-family: 'courier new', courier, monospace;\">U+FFF8<\/span> (<span style=\"font-family: 'courier new', courier, monospace;\">\\xef\\xbf\\xb8<\/span>) \u3092\u30e9\u30d9\u30eb\u306b\u3082\u3064\u7a7a\u767d\u30a2\u30a4\u30b3\u30f3\u3092\u4f7f\u3044\u3001\u81ea\u8eab\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30ea\u30b9\u30c8\u306e\u6700\u5f8c\u306b\u8ffd\u52a0\u3057\u307e\u3059 (\u56f3 11)\u3002<\/p>\n<figure id=\"attachment_130477\" aria-describedby=\"caption-attachment-130477\" style=\"width: 400px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-130477 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/10\/word-image-130450-13.png\" alt=\"\u753b\u50cf 11 \u306f\u3001Android \u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u4e0a\u306e\u3059\u3079\u3066\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u8d64\u3044\u56db\u89d2\u5f62\u306e\u5185\u5074\u3067\u5f37\u8abf\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u306e\u306f\u3001\u7a7a\u767d\u306e\u767d\u3044\u30a2\u30a4\u30b3\u30f3\u3092\u6301\u3064\u30a2\u30d7\u30ea\u3067\u3059\u3002\u30a2\u30d7\u30ea\u306b\u306f\u30bf\u30a4\u30c8\u30eb\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u7a7a\u306e\u30a2\u30d7\u30ea\u306e\u30b5\u30a4\u30ba\u306f 14.01 MB \u3067\u3059\u3002\" width=\"400\" height=\"845\" \/><figcaption id=\"caption-attachment-130477\" class=\"wp-caption-text\">\u56f3 11. Android \u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30ea\u30b9\u30c8<\/figcaption><\/figure>\n<p>\u3053\u3061\u3089\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u3001\u524d\u306e\u30b5\u30f3\u30d7\u30eb\u304c\u4f7f\u3063\u3066\u3044\u305f SQLCipher 3(.5.9) \u3067\u306f\u306a\u304f\u3001SQLCipher 4(.3.0) \u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u6697\u53f7\u9375\u306e\u5c0e\u51fa\u65b9\u6cd5\u306f\u540c\u3058\u3067\u3059\u304c\u3001\u3053\u3061\u3089\u306e\u30b5\u30f3\u30d7\u30eb\u306b\u306f\u5225\u306e\u8a3c\u660e\u66f8\u304c\u6dfb\u4ed8\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3053\u306e\u6697\u53f7\u9375\u306f <span style=\"font-family: 'courier new', courier, monospace;\">-1463079363<\/span> \u3068\u3044\u3046 String \u306b\u5909\u308f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 \u30d5\u30a1\u30a4\u30eb\u540d\u306f <span style=\"font-family: 'courier new', courier, monospace;\">com.db<\/span> \u3067\u3001\u3053\u3053\u306b\u30b3\u30a2 \u30da\u30a4\u30ed\u30fc\u30c9\u3067\u3042\u308b APK \u30b5\u30f3\u30d7\u30eb <span style=\"font-family: 'courier new', courier, monospace;\">com.dat.jar<\/span> \u3068 DEX \u30d0\u30a4\u30c8\u30b3\u30fc\u30c9\u306e <span style=\"font-family: 'courier new', courier, monospace;\">viVfyboRT.dex<\/span> \u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e <span style=\"font-family: 'courier new', courier, monospace;\">abaQwumOc<\/span> \u3068\u3044\u3046\u540d\u524d\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u884c\u3068\u3057\u3066\u683c\u7d0d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u306f 2 \u3064\u5217\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30c6\u30fc\u30d6\u30eb\u306e <span style=\"font-family: 'courier new', courier, monospace;\">DvaIESASI<\/span> \u3068\u3044\u3046\u5217\u306b\u306f\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u683c\u7d0d<\/li>\n<li>\u30c6\u30fc\u30d6\u30eb\u306e <span style=\"font-family: 'courier new', courier, monospace;\">RsKesUrHq<\/span> \u3068\u3044\u3046\u5217\u306b\u306f\u751f\u306e\u30d5\u30a1\u30a4\u30eb \u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u683c\u7d0d<\/li>\n<\/ul>\n<p><span style=\"font-family: 'courier new', courier, monospace;\">net.sqlcipher.database<\/span> \u30d1\u30c3\u30b1\u30fc\u30b8\u5185\u306e <span style=\"font-family: 'courier new', courier, monospace;\">SQLiteOpenHelper<\/span> \u30af\u30e9\u30b9\u306e <span style=\"font-family: 'courier new', courier, monospace;\">getWritableDatabase<\/span> \u30e1\u30bd\u30c3\u30c9\u306b\u30d5\u30c3\u30af\u3092\u914d\u7f6e\u3059\u308c\u3070\u3001\u3053\u306e <span style=\"font-family: 'courier new', courier, monospace;\">String<\/span> \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\uff08\u3064\u307e\u308a\u5fa9\u53f7\u9375\uff09\u3092\u6355\u6349\u3057\u3066 SQLCipher \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5fa9\u53f7\u9375\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>SQLCipher \u30d0\u30fc\u30b8\u30e7\u30f3 3 \u3068 4 \u306e\u3069\u3061\u3089\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u5834\u5408\u3067\u3082\u3001\u3053\u308c\u3067\u95a2\u9023\u3059\u308b\u6697\u53f7\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u307e\u3068\u3081\u3066\u5224\u5b9a\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6697\u53f7\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u30da\u30fc\u30b8 \u30b5\u30a4\u30ba<\/li>\n<li>\u9375\u5c0e\u51fa\u95a2\u6570 (KDF)<\/li>\n<li>KDF \u306e\u53cd\u5fa9\u56de\u6570<\/li>\n<li>HMAC (Hash Based Message Authentication Code: \u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u30d9\u30fc\u30b9\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u30b3\u30fc\u30c9) \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u96c6\u3081\u308b\u306b\u306f\u3001<span style=\"font-family: 'courier new', courier, monospace;\">net.sqlcipher.database<\/span> \u30d1\u30c3\u30b1\u30fc\u30b8\u306e <span style=\"font-family: 'courier new', courier, monospace;\">SQLiteDatabase<\/span> \u30af\u30e9\u30b9\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30fc\u306b\u30d5\u30c3\u30af\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30fc\u306b\u30d5\u30c3\u30af\u3092\u914d\u7f6e\u3059\u308b\u3068\u3001<span style=\"font-family: 'courier new', courier, monospace;\">SQLCIPHER_ANDROID_VERSION<\/span> \u3068\u3044\u3046\u9759\u7684 <span style=\"font-family: 'courier new', courier, monospace;\">String<\/span> \u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5024\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30bb\u30ab\u30f3\u30c0\u30ea\u30fc \u30b9\u30c6\u30fc\u30b8\u7528\u306e APK\/DEX \u30da\u30a4\u30ed\u30fc\u30c9\u306e\u96e3\u8aad\u5316\u3092\u89e3\u9664\u3059\u308c\u3070\u3001\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u3053\u308c\u3089\u30b5\u30f3\u30d7\u30eb\u5185\u90e8\u306e\u52d5\u4f5c\u3092\u3055\u3089\u306b\u6df1\u304f\u77e5\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u9632\u5fa1\u5074\u306b\u771f\u610f\u3092\u609f\u3089\u308c\u306b\u304f\u3044\u3088\u3046\u3001\u653b\u6483\u8005\u3089\u306f\u30b5\u30f3\u30d7\u30eb\u306e\u4f5c\u6210\u3092\u591a\u5c64\u306b\u5206\u3051\u3066\u884c\u3046\u306e\u304c\u3075\u3064\u3046\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u3068\u304f\u306b\u5883\u754c\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9632\u5fa1\u3092\u56de\u907f\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u3046\u3057\u305f\u591a\u5c64\u5316\u6226\u7565\u3092\u63a1\u308c\u3070\u3001\u305f\u3068\u3048\u591a\u5c64\u5316\u30e2\u30b8\u30e5\u30fc\u30eb\u5185\u306e\u4e00\u90e8\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9632\u5fa1\u7b56\u306b\u691c\u51fa\u3055\u308c\u3066\u3082\u3001\u305d\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3060\u3051\u4ea4\u63db\u3059\u308c\u3070\u3059\u307f\u3001\u653b\u6483\u8005\u306b\u3068\u3063\u3066\u306f\u6c4e\u7528\u6027\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002\u653b\u6483\u8005\u306f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u3042\u308c\u3053\u308c\u7d44\u307f\u304b\u3048\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u7d44\u307f\u5408\u308f\u305b\u3092\u3064\u304f\u308a\u3060\u305b\u308b\u306e\u3067\u3001\u9632\u5fa1\u5074\u3067\u306e\u691c\u51fa\u30eb\u30fc\u30eb\u306e\u6307\u5b9a\u3084\u7ba1\u7406\u306f\u7169\u96d1\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2><a id=\"post-130562-_1aekukp9t1qr\"><\/a>\u7d50\u8ad6<\/h2>\n<p>Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u6025\u4f38\u306b\u3068\u3082\u306a\u3063\u3066\u653b\u6483\u8005\u306f\u3088\u308a\u5e83\u7bc4\u56f2\u306e Android \u30b7\u30b9\u30c6\u30e0\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u6a19\u7684\u306b\u3057\u3066\u304a\u308a\u3001\u306a\u304b\u3067\u3082\u6700\u8fd1\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u72d9\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u304a\u5ba2\u69d8\u306b\u4e00\u8cab\u3057\u305f\u4fdd\u8b77\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u3001Advanced WildFire (AWF) \u3067\u306f\u30d5\u30c3\u30af \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068\u305d\u306e\u95a2\u9023\u6280\u8853\u3092\u7528\u3044\u3066\u3001\u52d5\u7684\u5206\u6790\u7528\u306e\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u304c\u30b5\u30dd\u30fc\u30c8\u3059\u308b Android API \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u5e83\u3052\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u672c\u7a3f\u3067\u306f\u3001\u9759\u7684\u5206\u6790\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u306f\u767a\u898b\u304c\u96e3\u3057\u3044\u3088\u3046\u306a\u60aa\u8cea\u306a\u6319\u52d5\u3082\u3001\u30d5\u30c3\u30af \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u4f7f\u3063\u305f\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u3067\u3042\u308c\u3070\u8b58\u5225\u3067\u304d\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3057\u305f\u3002\u691c\u51fa\u54c1\u8cea\u3092\u9ad8\u3081\u308b\u306e\u306b\u3001\u3053\u3046\u3057\u305f\u6319\u52d5\u306e\u8b58\u5225\u306f\u6b20\u304b\u305b\u307e\u305b\u3093\u3002<\/p>\n<p>\u4fb5\u5bb3\u306e\u61f8\u5ff5\u304c\u3042\u308a\u5f0a\u793e\u306b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u95a2\u3059\u308b\u3054\u76f8\u8ac7\u3092\u306a\u3055\u308a\u305f\u3044\u5834\u5408\u306f\u3001<a href=\"https:\/\/start.paloaltonetworks.jp\/contact-unit42.html\" target=\"_blank\" rel=\"noopener\">\u3053\u3061\u3089\u306e\u30d5\u30a9\u30fc\u30e0<\/a>\u304b\u3089\u3054\u9023\u7d61\u3044\u305f\u3060\u304f\u304b\u3001infojapan@paloaltonetworks.com\u307e\u3067\u30e1\u30fc\u30eb\u306b\u3066\u3054\u9023\u7d61\u3044\u305f\u3060\u304f\u304b\u3001\u4e0b\u8a18\u306e\u96fb\u8a71\u756a\u53f7\u307e\u3067\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044(\u3054\u76f8\u8ac7\u306f\u5f0a\u793e\u88fd\u54c1\u306e\u304a\u5ba2\u69d8\u306b\u306f\u9650\u5b9a\u3055\u308c\u307e\u305b\u3093)\u3002<\/p>\n<ul>\n<li><strong>\u5317\u7c73\u30d5\u30ea\u30fc\u30c0\u30a4\u30e4\u30eb<\/strong>: 1.866.486.4842 (+1.866.4.UNIT42)<\/li>\n<li><strong>\u82f1\u56fd<\/strong>: +44.20.3743.3660<\/li>\n<li><strong>EMEA<\/strong>: +31.20.299.3130<\/li>\n<li><strong>APAC<\/strong>: +65.6983.8730<\/li>\n<li><strong>\u65e5\u672c<\/strong>: +81.50.1790.0200<\/li>\n<\/ul>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306f\u3001\u30d5\u30a1\u30a4\u30eb \u30b5\u30f3\u30d7\u30eb\u3084 IoC (\u4fb5\u5bb3\u6307\u6a19) \u3092\u3075\u304f\u3080\u8abf\u67fb\u7d50\u679c\u3092 Cyber Threat Alliance (CTA: \u30b5\u30a4\u30d0\u30fc\u8105\u5a01\u30a2\u30e9\u30a4\u30a2\u30f3\u30b9) \u306e\u30e1\u30f3\u30d0\u30fc\u3068\u5171\u6709\u3057\u307e\u3057\u305f\u3002CTA \u306e\u30e1\u30f3\u30d0\u30fc\u306f\u3053\u306e\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u3092\u4f7f\u3063\u3066\u3001\u304a\u5ba2\u69d8\u306b\u4fdd\u8b77\u3092\u8fc5\u901f\u306b\u63d0\u4f9b\u3057\u3001\u60aa\u610f\u306e\u3042\u308b\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u8005\u3092\u4f53\u7cfb\u7684\u306b\u963b\u5bb3\u3067\u304d\u307e\u3059\u3002\u8a73\u7d30\u306f <a href=\"https:\/\/www.cyberthreatalliance.org\/\">Cyber Threat Alliance<\/a> \u306b\u3066\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\uff61<\/p>\n<h2><a id=\"post-130562-_44mv3hh9vd0m\"><\/a>IoC (\u4fb5\u5bb3\u6307\u6a19)<\/h2>\n<table style=\"width: 100%;\">\n<tbody>\n<tr style=\"height: 56px;\">\n<td style=\"text-align: center; height: 56px;\"><b>\u30ab\u30c6\u30b4\u30ea\u30fc<\/b><\/td>\n<td style=\"text-align: center; height: 56px;\"><b>\u5024<\/b><\/td>\n<\/tr>\n<tr style=\"height: 240px;\">\n<td style=\"height: 240px;\"><span style=\"font-weight: 400;\">APK\u30b5\u30f3\u30d7\u30eb<\/span><\/td>\n<td style=\"height: 240px;\"><span style=\"font-weight: 400;\">Cerberus<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">1249c4d3a4b499dc8a9a2b3591614966145daac808d440e5202335d9a4226ff8<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">HiddenAd<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">73dee5433d560c072ea42b2288f826b16250da6f07543b3e3387ace31a13bd7c<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">833d9669dd64a2aa009a3741c8f16612cfafc3104b1f2113ac69255b6fcabf8e<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr style=\"height: 80px;\">\n<td style=\"height: 80px;\"><span style=\"font-weight: 400;\">URL<\/span><\/td>\n<td style=\"height: 80px;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp[:\/\/]20[.]49[.]203[.]83\/gate[.]php<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp[:\/\/]madhavaapps[.]science\/dwarkadhish\/alternate148275android[.]php<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr style=\"height: 80px;\">\n<td style=\"height: 80px;\"><span style=\"font-weight: 400;\">\u8a3c\u660e\u66f8\u306e\u30b5\u30e0\u30d7\u30ea\u30f3\u30c8 (SHA-1)<\/span><\/td>\n<td style=\"height: 80px;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">83659BA7B2DEC9E5C21A7E6DEEB8B0F8674D0620<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">C85070B16749D25747E040A9FB6910D6351D1F88<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><a id=\"post-130562-_akwvt7tf6krj\"><\/a>MITRE TTP (\u6226\u8853\u30fb\u6280\u8853\u30fb\u624b\u9806)<\/h2>\n<table style=\"width: 100%;\">\n<tbody>\n<tr>\n<td style=\"text-align: center; width: 14.1196%;\"><b>ID<\/b><\/td>\n<td style=\"text-align: center; width: 24.0033%;\"><b>\u6280\u8853<\/b><\/td>\n<td style=\"text-align: center; width: 55.814%;\"><b>\u8aac\u660e<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.1196%;\"><a href=\"https:\/\/attack.mitre.org\/techniques\/T1628\/001\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">T1628.001<\/span><\/a><\/td>\n<td style=\"width: 24.0033%;\"><span style=\"font-weight: 400;\">Hide Artifacts: Suppress Application Icon<\/span><\/td>\n<td style=\"width: 55.814%;\"><span style=\"font-weight: 400;\">APK \u30b5\u30f3\u30d7\u30eb\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30e9\u30f3\u30c1\u30e3\u30fc\u3067\u30e6\u30fc\u30b6\u30fc\u306b\u30a2\u30a4\u30b3\u30f3\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u3053\u308c\u306b\u3088\u308a\u3001\u30b5\u30f3\u30d7\u30eb\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u3068\u3044\u3046\u4e8b\u5b9f\u304c\u96a0\u3055\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30a2\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u3088\u308a\u56f0\u96e3\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 14.1196%;\"><a href=\"https:\/\/attack.mitre.org\/techniques\/T1406\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">T1406<\/span><\/a><\/td>\n<td style=\"width: 24.0033%;\"><span style=\"font-weight: 400;\">Obfuscated Files or Information<\/span><\/td>\n<td style=\"width: 55.814%;\"><span style=\"font-weight: 400;\">APK \u30b5\u30f3\u30d7\u30eb\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u4e0a\u307e\u305f\u306f\u8ee2\u9001\u4e2d\u306e\u30da\u30a4\u30ed\u30fc\u30c9\u306e\u5185\u5bb9\u3092\u6697\u53f7\u5316\u307e\u305f\u306f\u96e3\u8aad\u5316 (\u5206\u5272\u304a\u3088\u3073\u9023\u7d50) \u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u30da\u30a4\u30ed\u30fc\u30c9\u306e\u691c\u51fa\u307e\u305f\u306f\u5206\u6790\u3092\u56f0\u96e3\u306b\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u653b\u6483\u8005\u306f\u9632\u5fa1\u56de\u907f\u306e\u305f\u3081\u306b\u3055\u307e\u3056\u307e\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u307e\u305f\u3044\u3067\u3053\u3046\u3057\u305f\u632f\u308b\u821e\u3044\u3092\u898b\u305b\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u691c\u51fa\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u30da\u30a4\u30ed\u30fc\u30c9\u306f\u6697\u53f7\u5316\u306a\u3044\u3057\u96e3\u8aad\u5316\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 Android \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30d1\u30c3\u30b1\u30fc\u30b8 (APK) \u30b5\u30f3\u30d7\u30eb\u3092\u5927\u898f\u6a21\u306b\u5206\u6790\u3059\u308b\u969b\u306b\u76f4\u9762\u3059\u308b\u6700\u5927\u306e\u8ab2\u984c\u306e 1 \u3064\u306f\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u4f5c\u6210\u8005\u304c\u4f7f\u3046 Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0 \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u591a\u69d8\u6027\u3067\u3059\u3002\u30de\u30eb\u30a6\u30a7\u30a2\u691c<\/p>\n","protected":false},"author":335,"featured_media":134412,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1974,4428],"tags":[4909,4753,4717,4911,4913,4915,4579],"product_categories":[4444],"coauthors":[3893,3962,1762,408],"class_list":["post-130562","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-malware-ja","category-threat-research-ja","tag-android-ja","tag-android-apk-ja","tag-banking-trojan-ja","tag-cerberus-trojan-ja","tag-hiddenad-ja","tag-hooking-ja","tag-sandbox-ja","product_categories-advanced-wildfire-ja"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>\u30d5\u30c3\u30af \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067 Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u691c\u51fa\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u5e83\u3052\u308b\u65b9\u6cd5<\/title>\n<meta name=\"description\" content=\"Android \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e API \u30ec\u30d9\u30eb\u306f\u66f4\u65b0\u30da\u30fc\u30b9\u304c\u901f\u304f\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u691c\u51fa\u54c1\u8cea\u3068\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u5e83\u3052\u308b\u306e\u306b\u9632\u5fa1\u5074\u306f\u3055\u307e\u3056\u307e\u306a\u65b9\u6cd5\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u306a\u304b\u3067\u3082\u30d5\u30c3\u30af\u3068\u30a4\u30f3\u30b9\u30c8\u30eb\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306e 2 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