{"id":126759,"date":"2023-01-24T06:00:25","date_gmt":"2023-01-24T14:00:25","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=126759"},"modified":"2024-07-30T19:34:09","modified_gmt":"2024-07-31T02:34:09","slug":"realtek-sdk-vulnerability","status":"publish","type":"post","link":"https:\/\/unit42.paloaltonetworks.com\/ja\/realtek-sdk-vulnerability\/","title":{"rendered":"Realtek SDK\u306e\u8106\u5f31\u6027\u653b\u6483 IoT\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u306e\u8105\u5a01\u3092\u6d6e\u304d\u5f6b\u308a\u306b(CVE-2021-35394)"},"content":{"rendered":"<h2><a id=\"post-126759-_4lt92rr5muov\"><\/a><strong>\u6982\u8981<\/strong><\/h2>\n<p>Unit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u6bce\u6708\u6570\u5343\u4e07\u4ef6\u306e\u653b\u6483\u8a18\u9332\u3092\u8abf\u67fb\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u5358\u4e00\u306e\u8106\u5f31\u6027\u3092\u72d9\u3046\u653b\u6483\u304c\u5168\u4f53\u306e10%\u3092\u8d85\u3048\u308b\u6708\u306f\u307e\u305a\u3042\u308a\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u306a\u304c\u3089<a href=\"https:\/\/unit42.paloaltonetworks.jp\/network-security-trends-aug-oct-2022\/\">2022\u5e748\u6708\u304b\u308910\u6708\u306b\u304b\u3051\u3066<\/a>\u306f\u3001Realtek Jungle SDK\u306e\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u306e\u8106\u5f31\u6027<a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-35394\">(CVE-2021-35394<\/a>)\u3092\u60aa\u7528\u3057\u3088\u3046\u3068\u3059\u308b\u653b\u6483\u304c\u5168\u4f53\u306e4\u5272\u4ee5\u4e0a\u3092\u5360\u3081\u3066\u3044\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>2022\u5e7412\u6708\u6642\u70b9\u3067\u3001\u3053\u306e\u8106\u5f31\u6027\u3092\u5229\u7528\u3057\u305f\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u8a66\u884c\u3092\u5408\u8a081\u51043,400\u4e07\u4ef6\u89b3\u6e2c\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u7d0497\uff05\u304c2022\u5e748\u6708\u958b\u59cb\u4ee5\u964d\u306b\u767a\u751f\u3057\u3066\u3044\u307e\u3059\u3002\u672c\u7a3f\u57f7\u7b46\u6642\u70b9\u3067\u3053\u306e\u653b\u6483\u306f\u307e\u3060\u7d9a\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u79c1\u305f\u3061\u304c\u89b3\u6e2c\u3057\u305f\u591a\u304f\u306e\u653b\u6483\u306f\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u914d\u4fe1\u3057\u3066\u8106\u5f31\u306aIoT\u30c7\u30d0\u30a4\u30b9\u3092\u611f\u67d3\u3055\u305b\u3088\u3046\u3068\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u306e\u3053\u3068\u304b\u3089\u3001\u8105\u5a01\u30b0\u30eb\u30fc\u30d7\u304c\u540c\u8106\u5f31\u6027\u3092\u5229\u7528\u3057\u3066\u4e16\u754c\u4e2d\u306e\u30b9\u30de\u30fc\u30c8\u30c7\u30d0\u30a4\u30b9\u306b\u5927\u898f\u6a21\u306a\u653b\u6483\u3092\u4ed5\u639b\u3051\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u4eca\u56de\u79c1\u305f\u3061\u304c\u89b3\u6e2c\u3057\u305f\u653b\u6483\u306f\u5f0a\u793e\u88fd\u54c1\u306b\u3046\u307e\u304f\u963b\u6b62\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u81ea\u793e\u74b0\u5883\u5185\u306b\u3042\u308b\u3053\u308c\u3089\u30b9\u30de\u30fc\u30c8\u30c7\u30d0\u30a4\u30b9\u306e\u4fdd\u8b77\u72b6\u6cc1\u3092\u8a55\u4fa1\u3059\u308b\u3053\u3068\u306f\u91cd\u8981\u3067\u3059\u3002IoT\u30c7\u30d0\u30a4\u30b9\u3084\u30eb\u30fc\u30bf\u30fc\u306f\u7d44\u7e54\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u614b\u52e2\u306e\u4e00\u90e8\u3068\u307f\u306a\u3055\u308c\u306a\u3044\u3053\u3068\u304c\u591a\u304f\u3001\u591a\u304f\u306e\u30c7\u30d0\u30a4\u30b9\u3084\u7d44\u7e54\u304c\u4f9d\u7136\u3068\u3057\u3066\u5371\u967a\u306b\u3055\u3089\u3055\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>CVE-2021-35394\u306f\u300166\u793e\u306e\u7570\u306a\u308b\u30e1\u30fc\u30ab\u30fc\u304c\u51fa\u3057\u3066\u3044\u308b\u7d04190\u30e2\u30c7\u30eb\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3057\u307e\u3059\u3002\u3053\u306e\u8106\u5f31\u6027\u304c\u591a\u304f\u306e\u653b\u6483\u8005\u3092\u60f9\u304d\u3064\u3051\u305f\u7406\u7531\u306f\u3001\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u306e\u554f\u984c\u306b\u3088\u308a\u3001\u4e00\u822c\u30e6\u30fc\u30b6\u30fc\u306b\u3088\u308b\u60aa\u7528\u5bfe\u8c61\u88fd\u54c1\u306e\u7279\u5b9a\u304c\u56f0\u96e3\u306a\u305f\u3081\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u61f8\u5ff5\u3059\u3079\u304d\u73fe\u8c61\u3092\u53d7\u3051\u3001\u672c\u8106\u5f31\u6027\u306e\u516c\u958b\u6642\u304b\u30892022\u5e7412\u6708\u307e\u3067\u306e\u3059\u3079\u3066\u306e\u653b\u6483\u8a18\u9332\u3092\u8a73\u7d30\u306b\u5206\u6790\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f<a href=\"https:\/\/www.paloaltonetworks.jp\/products\/secure-the-network\/wildfire\">WildFire<\/a>\u3092\u306f\u3058\u3081\u3068\u3059\u308b<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/security-subscriptions\">\u30af\u30e9\u30a6\u30c9\u578b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b5\u30fc\u30d3\u30b9<\/a>\u3092\u6709\u52b9\u306b\u3057\u305f<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/next-generation-firewall\">\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/a>\u306b\u3088\u308a\u3001\u672c\u7a3f\u3067\u89e3\u8aac\u3059\u308b\u8106\u5f31\u6027\u3084\u30de\u30eb\u30a6\u30a7\u30a2\u30d5\u30a1\u30df\u30ea\u30fc\u304b\u3089\u306e\u4fdd\u8b77\u3092\u53d7\u3051\u3066\u3044\u307e\u3059\u3002<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/advanced-url-filtering\">\u9ad8\u5ea6\u306aURL\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0<\/a>\u3068<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/dns-security\">DNS\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/a>\u306f\u30b3\u30de\u30f3\u30c9&amp;\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb(C2)\u30c9\u30e1\u30a4\u30f3\u3068\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u30db\u30b9\u30c8\u3057\u3066\u3044\u308bURL\u3092\u30d6\u30ed\u30c3\u30af\u3067\u304d\u307e\u3059\u3002\u5f0a\u793e\u306e<a href=\"https:\/\/www.paloaltonetworks.com\/network-security\/enterprise-iot-security\">IoT\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/a>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u7570\u5e38\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u7279\u5b9a\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u30d9\u30f3\u30c0\u30fc\u3001\u30e2\u30c7\u30eb\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u5224\u65ad\u3057\u3001\u524d\u8ff0\u306eCVE\u306b\u5bfe\u3057\u3066\u8106\u5f31\u306a\u7279\u5b9a\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<table style=\"width: 605px;\" align=\"center\">\n<thead>\n<tr>\n<td style=\"width: 190px;\"><b>\u95a2\u9023\u3059\u308bUnit 42\u306e\u30c8\u30d4\u30c3\u30af<\/b><\/td>\n<td style=\"width: 415px;\"><b><a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/iot-ja\/\">IoT<\/a>, <a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/Vulnerability-ja\/\">Vulnerability<\/a>, <a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/supply-chain-ja\/\">Supply Chain<\/a>, <a href=\"https:\/\/unit42.paloaltonetworks.jp\/tag\/cve-2021-35394-ja\/\">CVE-2021-35394<\/a><\/b><\/td>\n<\/tr>\n<\/thead>\n<\/table>\n<h2><a id=\"post-126759-_w4hi4p3kejsy\"><\/a><strong>\u8106\u5f31\u6027\u306e\u6982\u8981<\/strong><\/h2>\n<p><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2021-35394\" target=\"_blank\" rel=\"noopener\">CVE-2021-35394<\/a>\u306f\u30012021\u5e748\u670816\u65e5\u306b<a href=\"https:\/\/onekey.com\/blog\/advisory-multiple-issues-realtek-sdk-iot-supply-chain\" target=\"_blank\" rel=\"noopener\">\u516c\u958b<\/a>\u3055\u308c\u307e\u3057\u305f\u3002Realtek Jungle SDK\u30d0\u30fc\u30b8\u30e7\u30f32.0(2.0\u3092\u542b\u3080)\u304b\u3089Realtek Jungle SDK\u30d0\u30fc\u30b8\u30e7\u30f33.4.14B(3.4.14B\u3092\u542b\u3080)\u307e\u3067\u306eUDPServer\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002\u30ea\u30e2\u30fc\u30c8\u306e\u672a\u8a8d\u8a3c\u306e\u653b\u6483\u8005\u306f\u3001\u3053\u306e\u8106\u5f31\u6027\u3092\u5229\u7528\u3057\u3066\u4efb\u610f\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3001\u30c7\u30d0\u30a4\u30b9\u3092\u4e57\u3063\u53d6\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>Realtek\u306e\u30c1\u30c3\u30d7\u30bb\u30c3\u30c8\u306f\u3001\u591a\u304f\u306eIoT\u30d9\u30f3\u30c0\u30fc\u304c\u3055\u307e\u3056\u307e\u306a\u88fd\u54c1\u306b\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u5178\u578b\u7684\u306a\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u306e\u554f\u984c\u3067\u3059\u3002\u30c1\u30c3\u30d7\u30bb\u30c3\u30c8\u306f\u30c7\u30d0\u30a4\u30b9\u306e\u5916\u304b\u3089\u306f\u898b\u3048\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u3001\u793e\u5185\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u5f71\u97ff\u3092\u53d7\u3051\u308b\u304b\u3069\u3046\u304b\u7279\u5b9a\u3057\u3065\u3089\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8106\u5f31\u6027\u3092\u691c\u7d22\u3059\u308b<a href=\"https:\/\/www.shodan.io\/\" target=\"_blank\" rel=\"noopener\">Shodan<\/a>\u30b9\u30ad\u30e3\u30f3\u306b\u3088\u308b\u3068\u300180\u7a2e\u4ee5\u4e0a\u306e\u7570\u306a\u308bIoT\u30c7\u30d0\u30a4\u30b9\u30679034\u756a\u30dd\u30fc\u30c8\u304c\u958b\u653e\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u3089\u306e\u30c7\u30d0\u30a4\u30b9\u306f14\u306e\u30e6\u30cb\u30fc\u30af\u306a\u30d9\u30f3\u30c0\u30fc\u306e\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002\u3068\u304f\u306b<a href=\"https:\/\/onekey.com\/blog\/advisory-multiple-issues-realtek-sdk-iot-supply-chain\/\" target=\"_blank\" rel=\"noopener\">\u8907\u6570\u306e\u4e00\u822c\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d9\u30f3\u30c0\u30fc<\/a>\u304c\u88fd\u9020\u3057\u305f\u30eb\u30fc\u30bf\u30fc\u306e\u30e2\u30c7\u30eb\u304cCVE-2021-35394\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306eIoT\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u88fd\u54c1\u304c\u76e3\u8996\u3059\u308b\u4f01\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30af\u30e9\u30a6\u30c9\u30bd\u30fc\u30b9\u30c7\u30fc\u30bf\u304b\u3089\u306f\u3001\u88681\u306b\u307e\u3068\u3081\u305f\u30d6\u30e9\u30f3\u30c9\u304c\u3001\u4e2d\u898f\u6a21\u301c\u5927\u898f\u6a21\u306e\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306b\u304a\u3044\u3066\u3001\u3082\u3063\u3068\u3082\u4e00\u822c\u7684\u306a\u8106\u5f31\u6027\u306e\u3042\u308b\u30c7\u30d0\u30a4\u30b9\u3092\u6709\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u88fd\u54c1\u306b\u542b\u307e\u308c\u308b\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u306e\u8106\u5f31\u6027\u306f\u3001\u4f01\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u653b\u6483\u5bfe\u8c61\u9818\u57df\u62e1\u5927\u306b\u76f4\u63a5\u7684\u306b\u5bc4\u4e0e\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>(\u305f\u3060\u3057\u3001\u3053\u308c\u3089\u306e\u30c7\u30d0\u30a4\u30b9\u88fd\u9020\u30d9\u30f3\u30c0\u30fc\u306f\u66f4\u65b0\u7248\u3084\u63a8\u5968\u3055\u308c\u308b\u7de9\u548c\u7b56\u3092\u30ea\u30ea\u30fc\u30b9\u3057\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u305d\u306e\u70b9\u306f\u5ff5\u982d\u306b\u7f6e\u3044\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u308c\u3067\u3082\u7d44\u7e54\u304c\u8106\u5f31\u306a\u30e2\u30c7\u30eb\u3092\u4f7f\u3044\u7d9a\u3051\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u305d\u3046\u3057\u305f\u72b6\u6cc1\u3092\u5229\u7528\u3057\u307e\u3059)\u3002<\/p>\n<table style=\"width: 76.5663%;\" align=\"center\">\n<thead>\n<tr>\n<td style=\"width: 37.0669%;\"><b>\u30d9\u30f3\u30c0\u30fc\u540d<\/b><\/td>\n<td style=\"width: 92.2781%;\"><b>\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30e2\u30c7\u30eb\u6570<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.0669%;\"><span style=\"font-weight: 400;\">D-Link<\/span><\/td>\n<td style=\"width: 92.2781%; text-align: center;\"><span style=\"font-weight: 400;\">31<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.0669%;\"><span style=\"font-weight: 400;\">LG<\/span><\/td>\n<td style=\"width: 92.2781%; text-align: center;\"><span style=\"font-weight: 400;\">8<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.0669%;\"><span style=\"font-weight: 400;\">Belkin<\/span><\/td>\n<td style=\"width: 92.2781%; text-align: center;\"><span style=\"font-weight: 400;\">6<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.0669%;\"><span style=\"font-weight: 400;\">Zyxel<\/span><\/td>\n<td style=\"width: 92.2781%; text-align: center;\"><span style=\"font-weight: 400;\">6<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.0669%;\"><span style=\"font-weight: 400;\">Asus<\/span><\/td>\n<td style=\"width: 92.2781%; text-align: center;\"><span style=\"font-weight: 400;\">4<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.0669%;\"><span style=\"font-weight: 400;\">Netgear<\/span><\/td>\n<td style=\"width: 92.2781%; text-align: center;\"><span style=\"font-weight: 400;\">1<\/span><\/td>\n<\/tr>\n<\/thead>\n<\/table>\n<p style=\"text-align: center;\"><span style=\"font-size: 10pt; color: #999999;\">\u88681 \u8106\u5f31\u6027\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308bIoT\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9<\/span><\/p>\n<p>\u79c1\u305f\u3061\u304c\u5b9f\u969b\u306b\u78ba\u8a8d\u3057\u305f\u653b\u6483\u304b\u3089\u306f\u3001\u4ee5\u4e0b\u306e3\u7a2e\u985e\u306e\u30da\u30a4\u30ed\u30fc\u30c9\u304c\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>\u5bfe\u8c61\u3068\u306a\u308b\u30b5\u30fc\u30d0\u30fc\u4e0a\u3067\u30b7\u30a7\u30eb\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3002\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u3001\u60aa\u610f\u306e\u3042\u308bIP\u30a2\u30c9\u30ec\u30b9\u306b\u6d3b\u767a\u306b\u63a5\u7d9a\u3057\u3001\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u81ea\u52d5\u7684\u306b\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30fb\u5b9f\u884c\u3057\u307e\u3059(\u56f31)\u3002\u3053\u308c\u3089\u306e\u8105\u5a01\u306f\u305d\u306e\u307b\u3068\u3093\u3069\u304cMirai\u30de\u30eb\u30a6\u30a7\u30a2\u30d5\u30a1\u30df\u30ea\u30fc\u306b\u5c5e\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/li>\n<\/ul>\n<figure id=\"attachment_126727\" aria-describedby=\"caption-attachment-126727\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-126727 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/01\/word-image-126726-1.png\" alt=\"\u753b\u50cf1\u306f2\u884c\u306e\u30b3\u30fc\u30c9\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u3053\u308c\u306fCVE-2021-35394\u306e\u6700\u521d\u306e\u30da\u30a4\u30ed\u30fc\u30c9\u3067\u3059\u3002 \" width=\"900\" height=\"117\" \/><figcaption id=\"caption-attachment-126727\" class=\"wp-caption-text\">\u56f31. CVE-2021-35394\u306e\u30da\u30a4\u30ed\u30fc\u30c91<\/figcaption><\/figure>\n<ul>\n<li>\u30a4\u30f3\u30b8\u30a7\u30af\u30c8\u3055\u308c\u305f\u30b3\u30de\u30f3\u30c9\u306f\u30d0\u30a4\u30ca\u30ea\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u76f4\u63a5\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3093\u3067\u5b9f\u884c\u3057\u307e\u3059(\u56f32)\u3002<\/li>\n<\/ul>\n<figure id=\"attachment_126729\" aria-describedby=\"caption-attachment-126729\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-126729 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/01\/word-image-126726-2.png\" alt=\"\u753b\u50cf2\u306fCVE-2021-35394\u306e2\u3064\u3081\u306e\u30da\u30a4\u30ed\u30fc\u30c9\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u3053\u308c\u306f\u4f55\u884c\u3082\u3042\u308b\u30d0\u30a4\u30ca\u30ea\u3067\u3001\u30a4\u30f3\u30b8\u30a7\u30af\u30c8\u3055\u308c\u305f\u30b3\u30de\u30f3\u30c9\u306f\u3053\u306e\u30d0\u30a4\u30ca\u30ea\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3093\u3067\u5b9f\u884c\u3057\u307e\u3059\u3002 \" width=\"900\" height=\"230\" \/><figcaption id=\"caption-attachment-126729\" class=\"wp-caption-text\">\u56f32. CVE-2021-35394\u306e\u30da\u30a4\u30ed\u30fc\u30c92<\/figcaption><\/figure>\n<ul>\n<li>\u30a4\u30f3\u30b8\u30a7\u30af\u30c8\u3055\u308c\u305f\u30b3\u30de\u30f3\u30c9\u306f\u6a19\u7684\u306e\u30b5\u30fc\u30d0\u30fc\u76f4\u63a5\u30ea\u30d6\u30fc\u30c8\u3057\u3066\u30b5\u30fc\u30d3\u30b9\u62d2\u5426\u3092\u5b9f\u73fe\u3057\u307e\u3059(\u56f33)\u3002<\/li>\n<\/ul>\n<figure id=\"attachment_126731\" aria-describedby=\"caption-attachment-126731\" style=\"width: 828px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-126731 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/01\/word-image-126726-3.png\" alt=\"\u753b\u50cf3\u306f\u30b3\u30fc\u30c9\u30b9\u30cb\u30da\u30c3\u30c8\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002CVE-2021-35394\u306e3\u3064\u3081\u306e\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u30b5\u30fc\u30d3\u30b9\u62d2\u5426\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002 \" width=\"828\" height=\"158\" \/><figcaption id=\"caption-attachment-126731\" class=\"wp-caption-text\">\u56f33. CVE-2021-35394\u30da\u30a4\u30ed\u30fc\u30c93<\/figcaption><\/figure>\n<h2><a id=\"post-126759-_m59e61ro199y\"><\/a><strong>\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u5206\u6790<\/strong><\/h2>\n<p>Unit 42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u3001CVE-2021-35394\u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u7d4c\u7531\u3067\u914d\u4fe1\u3055\u308c\u308b\u30de\u30eb\u30a6\u30a7\u30a2\u30b5\u30f3\u30d7\u30eb\u3092\u5206\u6790\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u307e\u3067\u78ba\u8a8d\u3057\u3066\u304d\u305f\u653b\u6483\u306b\u3082\u3068\u3065\u304f\u3068\u3001\u3053\u308c\u3089\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u307b\u3068\u3093\u3069\u306f\u3001<a href=\"https:\/\/www.paloaltonetworks.com\/search\/unit42search#q=mirai\">Mirai<\/a>\u3001<a href=\"https:\/\/www.paloaltonetworks.com\/search\/unit42search#q=Gafgyt\">Gafgyt<\/a>\u3001Mozi\u3068\u3044\u3063\u305f\u6709\u540d\u306a\u30de\u30eb\u30a6\u30a7\u30a2\u30d5\u30a1\u30df\u30ea\u30fc\u306b\u7531\u6765\u3059\u308b\u3082\u306e\u3067\u3057\u305f\u3002\u307e\u305f\u3001Golang\u3067\u958b\u767a\u3055\u308c\u305f\u65b0\u3057\u3044\u5206\u6563\u578b\u30b5\u30fc\u30d3\u30b9\u62d2\u5426(DDoS)\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u3001RedGoBot (SHA256\uff1a<span style=\"font-family: 'courier new', courier, monospace;\">26e96945ee32199536d4c85124a24c28e853b557eb31f3907d19f08b9798dff4<\/span>)\u3082\u89b3\u6e2c\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p>RedGoBot\u306e\u6700\u521d\u306e\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306f\u30012022\u5e749\u6708\u4e0a\u65ec\u306b\u521d\u3081\u3066\u89b3\u6e2c\u3055\u308c\u307e\u3057\u305f\u3002\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f<span style=\"font-family: 'courier new', courier, monospace;\">wget<\/span>\u3092\u5229\u7528\u3057\u3066<span style=\"font-family: 'courier new', courier, monospace;\">185.216.71[.]157<\/span>\u304b\u3089\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u306e<span style=\"font-family: 'courier new', courier, monospace;\">znet.sh<\/span>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c0\u3092\u914d\u4fe1\u3057\u3088\u3046\u3068\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u3001\u4ee5\u4e0b\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_amd64<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_arm64<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_arm<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_mips<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_mips64<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_ppc64<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_ppc64le<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_s390x<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_mipsle<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.216.71[.]157\/Bins_Bot_hicore_mips64le<\/span><\/li>\n<\/ul>\n<p>RedGoBot\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306e\u7b2c2\u6ce2\u306f2022\u5e7411\u6708\u306b\u89b3\u6e2c\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u306e\u3055\u3044\u3001\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u306f\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u30db\u30b9\u30c8\u3092<span style=\"font-family: 'courier new', courier, monospace;\">185.246.221[.]220\u306b<\/span>\u5207\u308a\u66ff\u3048\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u3067\u306f\u540c\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u304c<span style=\"font-family: 'courier new', courier, monospace;\">wget<\/span>\u3068<span style=\"font-family: 'courier new', courier, monospace;\">curl<\/span>\u3092\u5229\u7528\u3057\u3001\u7570\u306a\u308b\u30d7\u30ed\u30bb\u30c3\u30b5 \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8 \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.246.221[.]220\/Bins_Bot_hicore_s390x<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.246.221[.]220\/Bins_Bot_hicore_ppc64le<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.246.221[.]220\/Bins_Bot_hicore_ppc64<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.246.221[.]220\/Bins_Bot_hicore_mipsle<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.246.221[.]220\/Bins_Bot_hicore_mips<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.246.221[.]220\/Bins_Bot_hicore_arm64<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.246.221[.]220\/Bins_Bot_hicore_arm<\/span><\/li>\n<li><span style=\"font-family: 'courier new', courier, monospace;\">hxxp:\/\/185.246.221[.]220\/Bins_Bot_hicore_amd64<\/span><\/li>\n<\/ul>\n<p>\u3053\u306e\u30dc\u30c3\u30c8\u30cd\u30c3\u30c8\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9&amp;\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb(C2)\u30c1\u30e3\u30cd\u30eb\u306e\u30b3\u30de\u30f3\u30c9\u3092\u53d7\u3051\u5165\u308c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<table style=\"width: 60.3815%;\">\n<thead>\n<tr>\n<td style=\"width: 37.7443%;\"><b>\u30b3\u30de\u30f3\u30c9<\/b><\/td>\n<td style=\"width: 132.233%;\"><b>\u8aac\u660e<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.7443%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">exec<\/span><\/td>\n<td style=\"width: 132.233%;\"><span style=\"font-weight: 400;\">\u30ea\u30e2\u30fc\u30c8\u304b\u3089OS\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.7443%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">attack<\/span><\/td>\n<td style=\"width: 132.233%;\"><span style=\"font-weight: 400;\">DDoS\u653b\u6483\u3092\u958b\u59cb<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.7443%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">kill-bot<\/span><\/td>\n<td style=\"width: 132.233%;\"><span style=\"font-weight: 400;\">\u30dc\u30c3\u30c8\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u5b9f\u884c\u3092\u7d42\u4e86<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.7443%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">update-bot<\/span><\/td>\n<td style=\"width: 132.233%;\"><span style=\"font-weight: 400;\">(\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u95a2\u9023\u306e\u6a5f\u80fd\u306a\u3057)<\/span><\/td>\n<\/tr>\n<\/thead>\n<\/table>\n<p style=\"text-align: center;\"><span style=\"color: #999999; font-size: 10pt; font-family: georgia, palatino, serif;\">\u88682 RedGoBot\u306eC2\u30b3\u30de\u30f3\u30c9<\/span><\/p>\n<p>\u8105\u5a01\u30aa\u30da\u30ec\u30fc\u30bf\u304b\u3089\u653b\u6483\u30b3\u30de\u30f3\u30c9\u3092\u53d7\u3051\u53d6\u3063\u305fRedGoBot\u306f\u3001HTTP\u3001ICMP\u3001TCP\u3001UDP\u3001VSE\u3001OpenVPN\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u5bfe\u3057\u3001DDoS\u653b\u6483\u3092\u4ed5\u639b\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<style type=\"text\/css\">\n.tg  {border-collapse:collapse;border-spacing:0;}<br \/>.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;<br \/>  overflow:hidden;padding:10px 5px;word-break:normal;}<br \/>.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;<br \/>  font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}<br \/>.tg .tg-jut8{background-color:#CCC;font-weight:bold;text-align:center;vertical-align:top}<br \/>.tg .tg-0lax{text-align:left;vertical-align:top}<br \/><\/style>\n<table class=\"tg\" style=\"width: 84.9282%;\">\n<thead>\n<tr>\n<th class=\"tg-jut8\" style=\"width: 29.7259%;\"><span style=\"font-weight: bold; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">\u30d7\u30ed\u30c8\u30b3\u30eb<\/span><\/th>\n<th class=\"tg-jut8\" style=\"width: 30.6189%;\"><span style=\"font-weight: bold; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">\u30e1\u30bd\u30c3\u30c9<\/span><\/th>\n<th class=\"tg-jut8\" style=\"width: 114.01%;\"><span style=\"font-weight: bold; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">\u8aac\u660e<\/span><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 29.7259%;\" rowspan=\"2\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">HTTP<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">POST<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">HTTP POST Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">GET<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">HTTP GET Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 29.7259%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">ICMP<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">(\u8a72\u5f53\u306a\u3057)<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">ICMP Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 29.7259%;\" rowspan=\"5\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">TCP<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">ACK<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">TCP ACK Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">PSH<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">TCP PUSH Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">HANDSHAKE<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">TCP Handshake Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">HOLD<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">TCP Hold Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">SYN<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">TCP SYN Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 29.7259%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">UDP<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">(\u8a72\u5f53\u306a\u3057)<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">UDP Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 29.7259%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">VSE<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">(\u8a72\u5f53\u306a\u3057)<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">VSE Flood<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"tg-0lax\" style=\"width: 29.7259%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">OpenVPN<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 30.6189%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">(\u8a72\u5f53\u306a\u3057)<\/span><\/td>\n<td class=\"tg-0lax\" style=\"width: 114.01%;\"><span style=\"font-weight: 400; font-style: normal; text-decoration: none; color: #000; background-color: transparent;\">OpenVPN Flood (UDP)<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><span style=\"color: #999999; font-size: 10pt;\">\u88683 RedGoBot\u304c\u30b5\u30dd\u30fc\u30c8\u3059\u308bDDoS\u306e\u7a2e\u985e<\/span><\/p>\n<h2><a id=\"post-126759-_wven14kmgum2\"><\/a><strong>\u653b\u6483\u8d77\u70b9\u89e3\u6790<\/strong><\/h2>\n<p>2021\u5e748\u6708\u304b\u30892022\u5e7412\u6708\u307e\u3067\u306b\u3001CVE-2021-35394\u3092\u6a19\u7684\u3068\u3057\u305f\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u8a66\u884c\u3092\u5408\u8a081\u51043,400\u4e07\u56de\u89b3\u6e2c\u3057\u3066\u304a\u308a\u3001\u305d\u306e97%\u304c2022\u5e748\u6708\u306e\u958b\u59cb\u4ee5\u964d\u306b\u767a\u751f\u3057\u3066\u3044\u307e\u3059\u3002\u653b\u6483\u8d77\u70b9\u3068\u3057\u306630\u4ee5\u4e0a\u306e\u56fd\u969b\u7684\u5730\u57df\u304c\u95a2\u4e0e\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u7c73\u56fd\u304c48.3\uff05\u3067\u6700\u5927\u306e\u653b\u6483\u8d77\u70b9\u3068\u306a\u3063\u3066\u3044\u307e\u3057\u305f\u3002\u307e\u305f\u3053\u308c\u3089\u306e\u653b\u6483\u306b\u53c2\u52a0\u3059\u308b\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u3092\u89b3\u6e2c\u3057\u305f\u4e0a\u4f4d7\u30ab\u56fd\u306b\u306f\u3001\u30d9\u30c8\u30ca\u30e0\u3001\u30ed\u30b7\u30a2\u3001\u30aa\u30e9\u30f3\u30c0\u3001\u30d5\u30e9\u30f3\u30b9\u3001\u30eb\u30af\u30bb\u30f3\u30d6\u30eb\u30b0\u3001\u30c9\u30a4\u30c4\u304c\u542b\u307e\u308c\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f(\u56f34)\u3002\u305f\u3060\u3057\u653b\u6483\u8005\u306f\u305d\u308c\u3089\u306e\u56fd\u306b\u8a2d\u7f6e\u3055\u308c\u305f\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u3084VPN\u3092\u5229\u7528\u3057\u3001\u5b9f\u969b\u306e\u7269\u7406\u7684\u306a\u5834\u6240\u3092\u96a0\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3082\u79c1\u305f\u3061\u306f\u8a8d\u8b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_126749\" aria-describedby=\"caption-attachment-126749\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-126750 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/01\/Realtek-F4-1-ja.png\" alt=\"\u753b\u50cf4\u306f\u3001\u653b\u6483\u8d77\u70b9\u306e\u5206\u5e03\u3092\u56fd\u5225\u306b\u8868\u3057\u305f\u5272\u5408\u3067\u3001\u7c73\u56fd\u304c46.4\uff05\u3001\u6b21\u3044\u3067\u30d9\u30c8\u30ca\u30e0\u3001\u30ed\u30b7\u30a2\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\" width=\"900\" height=\"498\" \/><figcaption id=\"caption-attachment-126749\" class=\"wp-caption-text\">\u56f34. \u653b\u6483\u8d77\u70b9\u306e\u5206\u5e03<\/figcaption><\/figure>\n<p>\u56f35\u306f\u3053\u306e\u653b\u6483\u56de\u6570\u30922021\u5e748\u6708\u304b\u30892022\u5e7412\u6708\u306e\u9593\u3001\u4e0a\u4f4d\u306e\u653b\u6483\u8d77\u70b9\u306b\u3064\u3044\u3066\u6708\u5225\u306b\u96c6\u8a08\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n<figure id=\"attachment_126756\" aria-describedby=\"caption-attachment-126756\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-126757 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/01\/Realtek-F5-ja.png\" alt=\"\u753b\u50cf5\u306f2021\u5e7410\u6708\u304b\u30892022\u5e7412\u6708\u307e\u3067\u306e\u56fd\u5225\u306e\u653b\u6483\u50be\u5411\u3092\u7d4c\u6642\u3067\u8a73\u7d30\u306b\u793a\u3057\u305f\u30b0\u30e9\u30d5\u3067\u3059\u30027\u6708\u304b\u308910\u6708\u306b\u304b\u3051\u3066\u6025\u6fc0\u306a\u30d4\u30fc\u30af\u3092\u8fce\u3048\u3066\u3044\u307e\u3059\u3002 \" width=\"900\" height=\"384\" \/><figcaption id=\"caption-attachment-126756\" class=\"wp-caption-text\">\u56f35. \u7d4c\u6642\u7684\u306a\u653b\u6483\u30c8\u30ec\u30f3\u30c9<\/figcaption><\/figure>\n<p>2022\u5e748\u6708\u9803\u304b\u3089\u3053\u306e\u8106\u5f31\u6027\u3092\u72d9\u3063\u305f\u653b\u6483\u304c\u5897\u3048\u306f\u3058\u3081\u30019\u6708\u306810\u6708\u306b\u30d4\u30fc\u30af\u3092\u8fce\u3048\u307e\u3057\u305f\u300211\u6708\u306b\u5165\u3063\u3066\u653b\u6483\u8a66\u884c\u6570\u306f\u6025\u6e1b\u3057\u307e\u3057\u305f\u304c\u307e\u3060\u304b\u306a\u308a\u9ad8\u3044\u6c34\u6e96\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u30ed\u30b7\u30a2\u3092\u8d77\u70b9\u3068\u3059\u308bCVE-2021-35394\u3092\u5229\u7528\u3057\u305f\u653b\u6483\u306e\u7d0495%\u304c\u3001\u30aa\u30fc\u30b9\u30c8\u30e9\u30ea\u30a2\u306e\u7d44\u7e54\u3092\u6a19\u7684\u3068\u3057\u3066\u3044\u308b\u3053\u3068\u3082\u6ce8\u76ee\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u671f\u9593\u3001\u30d9\u30c8\u30ca\u30e0\u3092\u8d77\u70b9\u3068\u3059\u308b\u653b\u6483\u306e98%\u4ee5\u4e0a\u304cCVE-2021-35394\u306b\u5bfe\u3059\u308b\u3082\u306e\u3067\u3042\u308a\u3001\u30ed\u30b7\u30a2\u3068\u30aa\u30e9\u30f3\u30c0\u304b\u3089\u306e\u653b\u6483\u306e\u5927\u90e8\u5206\u3082\u3053\u306e\u8106\u5f31\u6027\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>11\u6708\u306812\u6708\u306e\u6700\u65b0\u30c7\u30fc\u30bf\u306b\u3088\u308b\u3068\u3001CVE-2021-35394\u306b\u5bfe\u3059\u308b\u653b\u6483\u306f\u30eb\u30af\u30bb\u30f3\u30d6\u30eb\u30af\u304b\u3089\u7a81\u7136\u5927\u91cf\u306b\u51fa\u73fe\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u3053\u306e\u5730\u57df\u306e\u653b\u6483\u5168\u4f53\u306e94.6%\u3092\u5360\u3081\u3066\u3044\u307e\u3059\u3002\u524d\u6708\u307e\u3067\u9ad8\u3044\u5272\u5408\u3092\u5360\u3081\u3066\u3044\u305f\u30d9\u30c8\u30ca\u30e0\u304b\u3089\u306e\u3053\u306e\u8106\u5f31\u6027\u3092\u72d9\u3063\u305f\u653b\u6483\u306f\u300111\u6708\u306812\u6708\u306f\u5927\u304d\u304f\u6e1b\u5c11\u3057\u3001\u540c\u5730\u57df\u5168\u4f53\u306e\u653b\u6483\u306e3\uff05\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3053\u3068\u306f\u3001\u653b\u6483\u8005\u304c\u30d7\u30ed\u30ad\u30b7\u3092\u5909\u66f4\u3057\u306a\u304c\u3089\u3053\u306e\u8106\u5f31\u6027\u3092\u60aa\u7528\u3057\u7d9a\u3051\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u56f36\u306f\u30012022\u5e748\u6708\u304b\u308912\u6708\u306b\u304b\u3051\u3066\u3001\u5168\u4f53\u306e\u653b\u6483\u306e\u3046\u3061CVE-2021-35394\u3092\u6a19\u7684\u3068\u3057\u305f\u653b\u6483\u306e\u5272\u5408\u3092\u793a\u3057\u305f\u3082\u306e\u3067\u3059\u3002CVE-2021-35394\u3092\u60aa\u7528\u3057\u305f\u653b\u6483\u306e\u7dcf\u4ef6\u6570\u304c\u591a\u3044\u56fd\u304b\u3089\u9806\u306b\u4e26\u3079\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure id=\"attachment_126737\" aria-describedby=\"caption-attachment-126737\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img  class=\"wp-image-126738 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2023\/01\/chart-24-ja.png\" alt=\"\u753b\u50cf6\u306f\u653b\u6483\u306e\u5168\u4f53\u6570\u306b\u5360\u3081\u308bCVE-2021-35394\u3092\u6a19\u7684\u3068\u3057\u305f\u653b\u6483\u306e\u5272\u5408\u3092\u8868\u3059\u7a4d\u307f\u4e0a\u3052\u68d2\u30b0\u30e9\u30d5\u3067\u3059\u3002 \" width=\"900\" height=\"491\" \/><figcaption id=\"caption-attachment-126737\" class=\"wp-caption-text\">\u56f36. \u5168\u653b\u6483\u6570\u306b\u5bfe\u3057\u3001CVE-2021-35394\u3092\u6a19\u7684\u3068\u3059\u308b\u653b\u6483\u304c\u5360\u3081\u308b\u5272\u5408<\/figcaption><\/figure>\n<p>CVE-2021-35394\u3092\u72d9\u3046\u653b\u6483\u306e\u767a\u4fe1\u5143\u3068\u306a\u3063\u3066\u3044\u305fIP\u30a2\u30c9\u30ec\u30b9(\u4e0a\u4f4d12\u4f4d\u307e\u3067)\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<table style=\"width: 83.1557%;\">\n<thead>\n<tr>\n<td style=\"width: 37.9682%;\"><b>IP<\/b><\/td>\n<td style=\"width: 35.4591%;\"><b>\u653b\u6483\u8d77\u70b9\u306e\u5730\u57df<\/b><\/td>\n<td style=\"width: 85.8519%;\"><b>\u653b\u6483\u56de\u6570 (\u5358\u4f4d: \u767e\u4e07)<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">199.195.251[.]190<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u7c73\u56fd<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">39.8<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">172.81.41[.]196<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u7c73\u56fd<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">17.2<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">103.149.137[.]124<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u30d9\u30c8\u30ca\u30e0<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">10.6<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">103.149.137[.]138<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u30d9\u30c8\u30ca\u30e0<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">10.5<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">46.249.32[.]181<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u30aa\u30e9\u30f3\u30c0<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">9.9<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">37.44.238[.]148<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30f3\u30b9<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">1.7<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">37.44.238[.]185<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30f3\u30b9<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">1.3<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">37.44.238[.]217<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30f3\u30b9<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">1.2<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">69.67.150[.]36<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u7c73\u56fd<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">1.2<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">37.44.238[.]144<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30f3\u30b9<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">1.2<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">103.149.137[.]192<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u30d9\u30c8\u30ca\u30e0<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">1.2<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 37.9682%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">185.122.204[.]30<\/span><\/td>\n<td style=\"width: 35.4591%;\"><span style=\"font-weight: 400;\">\u30ed\u30b7\u30a2<\/span><\/td>\n<td style=\"width: 85.8519%;\"><span style=\"font-weight: 400;\">1.1<\/span><\/td>\n<\/tr>\n<\/thead>\n<\/table>\n<p style=\"text-align: center;\"><span style=\"font-size: 10pt; color: #999999;\">\u88684 \u653b\u6483\u6570\u304c\u591a\u304b\u3063\u305fIP\u30a2\u30c9\u30ec\u30b9\u4e0a\u4f4d12\u4f4d\u307e\u3067<\/span><\/p>\n<p>\u307e\u305f\u3001\u3059\u3079\u3066\u306e\u653b\u6483\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u89e3\u6790\u30fb\u5fa9\u53f7\u3057\u305f\u7d50\u679c\u3001\u5148\u306b\u8ff0\u3079\u305f\u307b\u304b\u306e\u30de\u30eb\u30a6\u30a7\u30a2\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30b5\u30a4\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u60aa\u610f\u306e\u3042\u308b\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u307e\u3068\u3081\u3089\u308c\u307e\u3057\u305f\u3002\u6b21\u306b\u3001\u51fa\u73fe\u983b\u5ea6\u306e\u9ad8\u3044\u30b3\u30fc\u30eb\u30d0\u30c3\u30afURL\u3092\u6570\u3048\u305f\u3068\u3053\u308d\u4ee5\u4e0b\u306e\u8868\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u300c\u653b\u6483\u8d77\u70b9\u306e\u5730\u57df\u300d\u5217\u306f\u653b\u6483\u7dcf\u6570\u306e\u591a\u3044\u5730\u57df\u304b\u3089\u9806\u306b\u8a18\u8f09\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30c7\u30fc\u30bf\u304b\u3089\u3001\u3053\u306e\u653b\u6483\u8005\u306f\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u3092\u884c\u3046\u3055\u3044\u3001\u8907\u6570\u306e\u30b5\u30a4\u30c8\u3067\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u30db\u30b9\u30c8\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u7279\u5b9a\u5730\u57df\u306e\u30de\u30b7\u30f3\u3092\u5229\u7528\u3057\u305f\u308a\u3001\u305d\u306e\u5730\u57df\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u4fb5\u5bb3\u3057\u3001\u4fb5\u5bb3\u3057\u305f\u30c7\u30d0\u30a4\u30b9\u306b\u8105\u5a01\u306e\u62e1\u6563\u3092\u547d\u3058\u308b\u3053\u3068\u3067\u3001\u7570\u306a\u308b\u5730\u57df\u304b\u3089\u60aa\u610f\u306e\u3042\u308b\u653b\u6483\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u9001\u4fe1\u3067\u304d\u307e\u3059\u3002<\/p>\n<table style=\"width: 98.1854%;\">\n<thead>\n<tr>\n<td style=\"width: 57.5971%;\"><b>\u30b3\u30fc\u30eb\u30d0\u30c3\u30afURL<\/b><\/td>\n<td style=\"width: 32.631%;\"><b>\u653b\u6483\u8d77\u70b9\u306e\u5730\u57df<\/b><\/td>\n<td style=\"width: 11.1927%;\"><b>\u653b\u6483\u56de\u6570 (\u5358\u4f4d: \u767e\u4e07)<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/185[.]205[.]12[.]157\/trc\/TRC[.]mpsl<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u7c73\u56fd\u3001\u30aa\u30e9\u30f3\u30c0\u3001\u30ab\u30ca\u30c0<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">31.4<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/172[.]81[.]41[.]196\/trc\/TRC[.]mpsl<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u30aa\u30e9\u30f3\u30c0\u3001\u7c73\u56fd\u3001\u30c9\u30a4\u30c4<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">10.6<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/135[.]148[.]104[.]21\/mipsel<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u30d9\u30c8\u30ca\u30e0\u3001\u30b1\u30cb\u30a2\u3001\u30d5\u30e9\u30f3\u30b9\u3001\u30a2\u30e1\u30ea\u30ab\u3001\u30b7\u30f3\u30ac\u30dd\u30fc\u30eb\u3001\u30a4\u30f3\u30c9<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">8.1<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/199[.]195[.]251[.]190\/trc\/TRC[.]mpsl<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u30a2\u30e1\u30ea\u30ab\u3001\u30ab\u30ca\u30c0\u3001\u30c9\u30a4\u30c4<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">2.0<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/37[.]44[.]238[.]178\/d\/xd[.]mpsl<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30f3\u30b9\u3001\u30b1\u30cb\u30a2\u3001\u7c73\u56fd<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">1.7<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/176[.]97[.]210[.]135\/assailant[.]mpsl<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u30d5\u30e9\u30f3\u30b9\u3001\u7c73\u56fd<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">1.2<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/198[.]98[.]56[.]129\/trc\/TRC[.]mpsl<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u7c73\u56fd\u3001\u30bb\u30f3\u30c8\u30af\u30ea\u30b9\u30c8\u30d5\u30a1\u30fc\u30fb\u30cd\u30a4\u30d3\u30b9<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">1.2<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/141[.]98[.]6[.]249\/billy[.]sh<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u7c73\u56fd\u3001\u30b1\u30cb\u30a2<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">1.1<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/185[.]216[.]71[.]157\/Bins_Bot_hicore_mipsle<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u7c73\u56fd\u3001\u30d9\u30c8\u30ca\u30e0\u3001\u30b1\u30cb\u30a2\u3001\u30d5\u30e9\u30f3\u30b9<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">0.7<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 57.5971%;\"><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">hxxp:\/\/45[.]140[.]141[.]205\/bins\/sora[.]mpsl<\/span><\/td>\n<td style=\"width: 32.631%;\"><span style=\"font-weight: 400;\">\u7c73\u56fd\u3001\u30c9\u30a4\u30c4\u3001\u30aa\u30e9\u30f3\u30c0<\/span><\/td>\n<td style=\"width: 11.1927%;\"><span style=\"font-weight: 400;\">0.5<\/span><\/td>\n<\/tr>\n<\/thead>\n<\/table>\n<p style=\"text-align: center;\"><span style=\"color: #999999; font-size: 10pt;\">\u88685 \u30b3\u30fc\u30eb\u30d0\u30c3\u30afURL\u306e\u4e0a\u4f4d10\u4f4d\u307e\u3067<\/span><\/p>\n<h2><a id=\"post-126759-_a3q3wrqi6v8e\"><\/a><strong>\u7d50\u8ad6<\/strong><\/h2>\n<p>CVE-2021-35394\u3092\u5229\u7528\u3059\u308b\u653b\u6483\u306e\u6025\u5897\u306f\u8105\u5a01\u30a2\u30af\u30bf\u30fc\u304c\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u306e\u8106\u5f31\u6027\u306b\u9ad8\u3044\u8208\u5473\u3092\u6301\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u3046\u3057\u305f\u554f\u984c\u3092\u4e00\u822c\u30e6\u30fc\u30b6\u30fc\u304c\u7279\u5b9a\u30fb\u4fee\u5fa9\u3059\u308b\u306e\u306f\u96e3\u3057\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5f71\u97ff\u3092\u53d7\u3051\u308b\u90e8\u6750\u3092\u751f\u7523\u5de5\u7a0b\u3067\u4f7f\u3063\u3066\u304a\u308a\u3001\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u5bfe\u8c61\u3068\u306a\u3063\u3066\u3044\u308b\u88fd\u54c1\u304c\u3069\u308c\u3067\u3042\u308b\u306e\u304b\u3092\u3001\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306f\u898b\u5206\u3051\u3065\u3089\u3044\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>\u5f37\u56fa\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fdd\u8b77\u3092\u884c\u3046\u3053\u3068\u3067\u3053\u308c\u307e\u3067\u8aac\u660e\u3057\u3066\u304d\u305f\u3088\u3046\u306a\u60aa\u610f\u306e\u3042\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30d6\u30ed\u30c3\u30af\u3067\u304d\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u305f\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30c7\u30d0\u30a4\u30b9\u304c\u81ea\u7d44\u7e54\u3067\u78ba\u8a8d\u3055\u308c\u305f\u5834\u5408\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u30d5\u30a1\u30af\u30c8\u30ea\u30fc\u30ea\u30bb\u30c3\u30c8\u3068\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u518d\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u5bb6\u5ead\u7528\u306b\u3064\u3044\u3066\u306f\u3001\u524d\u8ff0\u306e\u30d9\u30f3\u30c0\u30fc\u4e00\u89a7\u306b\u3042\u308bIoT\u30c7\u30d0\u30a4\u30b9\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u3092\u304a\u6301\u3061\u3067\u3001\u6700\u8fd1\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3084\u30d1\u30c3\u30c1\u3092\u8abf\u3079\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u4eca\u304c\u305d\u306e\u3088\u3044\u6a5f\u4f1a\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30c7\u30d0\u30a4\u30b9\u306e\u52d5\u4f5c\u304c\u9045\u304b\u3063\u305f\u308a\u3001\u77e5\u3089\u306a\u3044\u30c9\u30e1\u30a4\u30f3\u306b\u63a5\u7d9a\u3059\u308b\u305f\u3081\u306b\u5927\u91cf\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u9001\u4fe1\u3057\u3066\u3044\u308b\u3068\u5224\u65ad\u3067\u304d\u308b\u5834\u5408\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u653b\u6483\u8005\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u308b\u5146\u5019\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30b9\u30de\u30fc\u30c8\u30c7\u30d0\u30a4\u30b9\u3060\u3051\u3067\u306a\u304f\u3001\u5f93\u6765\u306e\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u3084\u30e2\u30d0\u30a4\u30eb\u30c7\u30d0\u30a4\u30b9\u306b\u3082\u3001\u53ef\u80fd\u306a\u9650\u308a\u5b9a\u671f\u7684\u306b\u30d1\u30c3\u30c1\u3084\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3092\u9069\u7528\u3057\u3001\u6700\u5584\u306e\u4fdd\u8b77\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u3092\u5f37\u304f\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306e\u304a\u5ba2\u69d8\u306f\u3001\u4ee5\u4e0b\u306e\u88fd\u54c1\u3068\u30b5\u30fc\u30d3\u30b9\u306b\u3088\u3063\u3066\u672c\u7a3f\u3067\u89e3\u8aac\u3057\u305f\u8106\u5f31\u6027\u3084\u30de\u30eb\u30a6\u30a7\u30a2\u304b\u3089\u306e\u4fdd\u8b77\u3092\u53d7\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u8105\u5a01\u9632\u5fa1\u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u3092\u6709\u52b9\u306b\u3057\u305f\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306f\u3001\u8105\u5a01\u9632\u5fa1\u30b7\u30b0\u30cd\u30c1\u30e3<a href=\"https:\/\/threatvault.paloaltonetworks.com\/?query=91535\">91535<\/a>\u306b\u3088\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3067\u653b\u6483\u3092\u963b\u6b62\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/www.paloaltonetworks.jp\/products\/secure-the-network\/wildfire\">WildFire<\/a>\u306f\u672c\u7a3f\u3067\u8a00\u53ca\u3057\u305f\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u9759\u7684\u30b7\u30b0\u30cd\u30c1\u30e3\u691c\u51fa\u3067\u963b\u6b62\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/advanced-url-filtering\">\u9ad8\u5ea6\u306aURL\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0<\/a>\u3068<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/dns-security\">DNS\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/a>\u306fC2\u30c9\u30e1\u30a4\u30f3\u3084\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u30db\u30b9\u30c8URL\u3092\u30d6\u30ed\u30c3\u30af\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306eIoT\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u60c5\u5831\u3092\u6d3b\u7528\u3057\u3066\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u30d9\u30f3\u30c0\u30fc\u3001\u30e2\u30c7\u30eb\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u7279\u5b9a\u3057\u3001\u524d\u8ff0\u306eCVE\u306b\u5bfe\u3057\u3066\u8106\u5f31\u306a\u7279\u5b9a\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u3053\u306e\u307b\u304b<a href=\"https:\/\/www.paloaltonetworks.jp\/network-security\/iot-security\">IoT\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/a>\u306f\u6a5f\u68b0\u5b66\u7fd2\u30d9\u30fc\u30b9\u306e\u7570\u5e38(\u30a2\u30ce\u30de\u30ea)\u691c\u51fa\u6a5f\u80fd\u3092\u5185\u8535\u3057\u3066\u304a\u308a\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u5e73\u6642\u3068\u7570\u306a\u308b\u632f\u308b\u821e\u3044\u3092\u898b\u305b\u305f\u5834\u5408\u306b\u306f\u304a\u5ba2\u69d8\u3078\u306e\u30a2\u30e9\u30fc\u30c8\u3092\u767a\u5831\u53ef\u80fd\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u7a81\u7136\u65b0\u3057\u3044\u63a5\u7d9a\u5143\u304b\u3089\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u51fa\u73fe\u3057\u305f\u308a\u3001\u63a5\u7d9a\u6570\u304c\u7570\u5e38\u306b\u5897\u3048\u305f\u308a\u3001IoT\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30da\u30a4\u30ed\u30fc\u30c9\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u7279\u5b9a\u306e\u5c5e\u6027\u304c\u7406\u7531\u306a\u304f\u6025\u5897\u3057\u305f\u5834\u5408\u306a\u3069\u306b\u30a2\u30e9\u30fc\u30c8\u304c\u9001\u3089\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2><a id=\"post-126759-_f37quwequ6r\"><\/a><strong>IoC<\/strong><\/h2>\n<h3><a id=\"post-126759-_gynihf7cpc8h\"><\/a>\u30a4\u30f3\u30d5\u30e9<\/h3>\n<h4><a id=\"post-126759-_i9zdkyg8enwb\"><\/a>\u60aa\u610f\u306e\u3042\u308bIP\u30a2\u30c9\u30ec\u30b9<\/h4>\n<ul>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">199[.]195[.]251[.]190<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">172[.]81[.]41[.]196<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">103[.]149[.]137[.]124<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">103[.]149[.]137[.]138<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">46[.]249[.]32[.]181<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">69[.]67[.]150[.]36<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">103[.]149[.]137[.]192<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">45[.]125[.]236[.]14<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">173[.]247[.]227[.]66<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">173[.]247[.]227[.]70<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">185[.]122[.]204[.]30<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">45[.]95[.]55[.]188<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">2[.]58[.]113[.]79<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">45[.]95[.]55[.]24<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">45[.]95[.]55[.]218<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">45[.]95[.]55[.]189<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">193[.]142[.]146[.]35<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">37[.]139[.]129[.]11<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">78[.]135[.]85[.]70<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">45[.]137[.]21[.]166<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">195[.]178[.]120[.]183<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', courier, monospace;\">195[.]133[.]81[.]29<\/span><\/li>\n<li><span style=\"font-weight: 400; font-family: 'courier new', 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42\u306e\u30ea\u30b5\u30fc\u30c1\u30e3\u30fc\u306f\u6bce\u6708\u6570\u5343\u4e07\u4ef6\u306e\u653b\u6483\u8a18\u9332\u3092\u8abf\u67fb\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u5358\u4e00\u306e\u8106\u5f31\u6027\u3092\u72d9\u3046\u653b\u6483\u304c\u5168\u4f53\u306e10%\u3092\u8d85\u3048\u308b\u6708\u306f\u307e\u305a\u3042\u308a\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u306a\u304c\u30892022\u5e748\u6708\u304b\u308910\u6708\u306b\u304b\u3051\u3066\u306f\u3001Realtek Jungle 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