{"id":117405,"date":"2021-03-11T00:57:57","date_gmt":"2021-03-11T08:57:57","guid":{"rendered":"https:\/\/unit42.paloaltonetworks.com\/?p=117405"},"modified":"2021-03-17T16:23:41","modified_gmt":"2021-03-17T23:23:41","slug":"china-chopper-webshell","status":"publish","type":"post","link":"https:\/\/unit42.paloaltonetworks.com\/ja\/china-chopper-webshell\/","title":{"rendered":"China Chopper Web\u30b7\u30a7\u30eb\u3092\u4f7f\u7528\u3057\u305fMicrosoft Exchange Server\u306b\u5bfe\u3059\u308b\u653b\u6483\u306e\u5206\u6790"},"content":{"rendered":"<h2><a id=\"post-117291-_nf98kcu1rbfa\"><\/a>\u6982\u8981<\/h2>\n<p>\u6700\u8fd1Microsoft\u304cMicrosoft Exchange Server\u306e4\u3064\u306e\u30bc\u30ed\u30c7\u30a4\u8106\u5f31\u6027\u306b\u95a2\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u516c\u958b\u3057\u307e\u3057\u305f\u3002\u4e2d\u56fd\u653f\u5e9c\u306e\u652f\u63f4\u3092\u53d7\u3051\u3001\u56fd\u5916\u306b\u5411\u3051\u3066\u6d3b\u52d5\u3092\u884c\u3063\u3066\u3044\u308b\u3068\u601d\u308f\u308c\u308b <a href=\"https:\/\/www.microsoft.com\/security\/blog\/2021\/03\/02\/hafnium-targeting-exchange-servers\/\">\u30cf\u30c3\u30ab\u30fc\u96c6\u56e3HAFNIUM\u304c\u3001\u305d\u3046\u3057\u305f\u8106\u5f31\u6027\u3092\u7a81\u3044\u3066<\/a>\u76db\u3093\u306b\u653b\u6483\u3092\u4ed5\u639b\u3051\u3001\u88ab\u5bb3\u3092\u3082\u305f\u3089\u3057\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002\u672c\u7a3f\u3067\u306f\u305d\u308c\u3089\u306e\u653b\u6483\u3067\u30c9\u30ed\u30c3\u30d7\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u305f\u30d0\u30c3\u30af\u30c9\u30a2<a href=\"https:\/\/www.fireeye.com\/content\/dam\/fireeye-www\/global\/en\/current-threats\/pdfs\/rpt-china-chopper.pdf\">China Chopper Web\u30b7\u30a7\u30eb<\/a>\u306e\u6982\u8981\u3092\u8aac\u660e\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u653b\u6483\u81ea\u4f53\u306b\u3088\u308a\u751f\u6210\u3055\u308c\u305f\u30e1\u30bf\u30c7\u30fc\u30bf\u306a\u3069\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u7531\u6765\u306e\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u306b\u3064\u3044\u3066\u3082\u5206\u6790\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u305d\u308c\u306b\u3088\u308a\u3001\u305d\u308c\u3089\u306e\u653b\u6483\u306e\u7279\u6027\u3068\u624b\u6cd5\u306b\u3064\u3044\u3066\u60c5\u5831\u3092\u53ce\u96c6\u3057\u3001\u8a73\u3057\u304f\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u304c\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u3053\u308c\u3089\u306e\u8105\u5a01\u304b\u3089\u304a\u5ba2\u69d8\u3092\u4fdd\u8b77\u3059\u308b\u306e\u304b\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"https:\/\/unit42.paloaltonetworks.jp\/microsoft-exchange-server-vulnerabilities\/\">\u8105\u5a01\u306e\u8a55\u4fa1: Microsoft Exchange Server\u306b\u304a\u3051\u308b4\u3064\u306e\u30bc\u30ed\u30c7\u30a4\u8106\u5f31\u6027\u306e\u60aa\u7528\u304c\u6d3b\u767a\u5316<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2><a id=\"post-117291-_r3sgxcekkkp0\"><\/a>China Chopper Web\u30b7\u30a7\u30eb\u306e\u3057\u304f\u307f<\/h2>\n<p>\u653b\u6483\u8005\u306f<a href=\"https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2021-27065\">CVE-2021-27065<\/a>\u306e\u8106\u5f31\u6027(\u8a8d\u8a3c\u5f8c\u306e\u4efb\u610f\u306e\u30d5\u30a1\u30a4\u30eb\u306e\u66f8\u304d\u8fbc\u307f)\u3092\u60aa\u7528\u3059\u308b\u3053\u3068\u3067\u3001Exchange\u30aa\u30d5\u30e9\u30a4\u30f3\u30a2\u30c9\u30ec\u30b9\u5e33\uff08OAB\uff09\u306eASPX\u30da\u30fc\u30b8\u306b\u30b3\u30fc\u30c9\u3092\u7c21\u5358\u306b\u633f\u5165\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30da\u30fc\u30b8\u304c\u3001\u633f\u5165\u3055\u308c\u305fWeb\u30b7\u30a7\u30eb\u3068\u3068\u3082\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u308b\u3068\u3001\u653b\u6483\u8005\u306f\u4ed6\u306e\u30b3\u30fc\u30c9\u3092\u9001\u308a\u8fbc\u3093\u3067\u30a2\u30af\u30bb\u30b9\u3092\u5e83\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002China Chopper Web\u30b7\u30a7\u30eb\u306f\u3001PowerShell Set-Oab Virtual Directory\u30b3\u30de\u30f3\u30c9\u30ec\u30c3\u30c8\u306e\u4f7f\u7528\u306b\u3088\u308a\u3001\u3053\u308c\u3089\u306e\u653b\u6483\u3067\u30c9\u30ed\u30c3\u30d7\u3055\u308c\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u3066\u3044\u308b\u8efd\u91cf\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc \u30b9\u30af\u30ea\u30d7\u30c8\u3067\u3059\u3002\u3053\u308c\u306f\u30b5\u30fc\u30d0\u30fc\u306e\u89b3\u70b9\u304b\u3089\u306f\u6bd4\u8f03\u7684\u30b7\u30f3\u30d7\u30eb\u306a\u3082\u306e\u3067\u3001\u5c11\u306a\u304f\u3068\u3082<a href=\"https:\/\/www.fireeye.com\/blog\/threat-research\/2013\/08\/breaking-down-the-china-chopper-web-shell-part-i.html\">FireEye\u306b\u3088\u308b\u5831\u544a\u306e\u3042\u3063\u305f<\/a>2013\u5e74\u4ee5\u964d\u304b\u3089\u653b\u6483\u3067\u89b3\u6e2c\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067\u7279\u306b\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304a\u304d\u305f\u3044\u306e\u306f\u3001China Chopper Web\u30b7\u30a7\u30eb\u306f\u69cb\u6210\u60c5\u5831\u3092\u542b\u3080\u65e2\u5b58\u306eOAB ASPX\u30da\u30fc\u30b8\u306b\u633f\u5165\u3055\u308c\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<a href=\"https:\/\/krebsonsecurity.com\/2021\/03\/at-least-30000-u-s-organizations-newly-hacked-via-holes-in-microsofts-email-software\/\">\u4f55\u5343\u3082\u306e\u4fb5\u5bb3<\/a>\u304c\u3042\u308b\u3068\u5831\u544a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u516c\u958b\u3055\u308c\u305f\u30aa\u30f3\u30d7\u30ec\u30df\u30b9Exchange Server\u306f\u4f55\u5ea6\u3082\u30b9\u30ad\u30e3\u30f3\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u3068\u60f3\u5b9a\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3046\u3057\u305f\u4e8b\u5b9f\u304c\u5224\u660e\u3057\u3001\u4eca\u9031\u306b\u306a\u3063\u3066\u4f55\u5343\u3082\u306e\u4f01\u696d\u304c\u793e\u5185\u306e\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306b\u5bfe\u3059\u308b\u3053\u308c\u3089\u653b\u6483\u3078\u306e\u5bfe\u51e6\u3068\u3044\u3046\u9aa8\u306e\u6298\u308c\u308b\u4f5c\u696d\u3092\u958b\u59cb\u3057\u305f\u3053\u3068\u304c\u77e5\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308b\u3068\u3001\u305f\u3061\u307e\u3061\u653b\u6483\u306e\u5bfe\u8c61\u3068\u306a\u3063\u305f\u53ef\u80fd\u6027\u306e\u3042\u308bOAB\u30d5\u30a1\u30a4\u30eb\u304cVirusTotal\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u306f\u3058\u3081\u307e\u3057\u305f\u3002<\/p>\n<p>\u7740\u76ee\u3059\u3079\u304dOAB\u69cb\u6210\u30d5\u30a1\u30a4\u30eb\u3092\u5177\u4f53\u7684\u306b\u7279\u5b9a\u3059\u308b\u305f\u3081\u306b\u3001\u79c1\u306fOAB\u69cb\u6210\u5185\u306b\u5b58\u5728\u3059\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u305fChina Chopper\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u3044\u304f\u3064\u304b\u3092\u7279\u5b9a\u3067\u304d\u308b\u3088\u3046\u306a\u3001\u3061\u3087\u3063\u3068\u3057\u305fYARA\u30eb\u30fc\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<\/p>\n<p><!-- Crayon Syntax Highlighter v_2.7.2_beta --><\/p>\n<pre class=\"lang:default decode:true\">rule webshell_chinachopper_oab\r\n\r\n{\r\n\r\nmeta:\r\nauthor = \"Jeff White (Palo Alto Networks) @noottrak\"\r\ndate = \"02MAR2021\"\r\nhash01 = \"e8ea17cd1de6d3389c792cce8c0ff1927a6386f0ef32ab0b097763de1f86ffc8\"\r\nhash02 = \"34f9944a85ffba58f3fa60c5dc32da1ce6743dae261e1820ef6c419808757112\"\r\nhash03 = \"55fbfab29f9d2c26f81f1ff901af838110d7f76acc81f14b791a8903aa8b8425\"\r\nhash04 = \"6e75bbcdd22ec9df1c7796e381a83f88e3ae82f5698c6b31b64d8f11e9cfd867\"\r\n\r\nstrings:\r\n\/\/ OAB\u30d5\u30a1\u30a4\u30eb\u3092\u691c\u51fa\r\n$OAB01 = \"ExternalUrl\" ascii \/\/ Contains webshell\r\n$OAB02 = \"InternalUrl\" ascii\r\n$OAB03 = \"ExchangeVersion\" ascii\r\n$OAB04 = \"WhenChangedUTC\" ascii\r\n\r\n\/\/ \u633f\u5165\u3055\u308c\u305fURL\u306e\u30d0\u30ea\u30a2\u30f3\u30c8\u3092\u691c\u51fa\r\n$HTTP01 = \"http:\/\/f\/\" ascii nocase\r\n$HTTP02 = \"http:\/\/g\/\" ascii nocase\r\n$HTTP03 = \"http:\/\/p\/\" ascii nocase\r\n\r\n\/\/ China Chopper\u306e\u30d0\u30ea\u30a2\u30f3\u30c8\u3092\u691c\u51fa\r\n$websh01 = \"&lt;script language=\\\"JScript\\\"\" ascii nocase\r\n$websh02 = \"&lt;script language=\\\"c#\\\"\" ascii nocase\r\n$websh03 = \"&lt;script runat=\\\"server\\\"\" ascii nocase\r\n\r\n\/\/ Web\u30b7\u30a7\u30eb\u306e\u30a2\u30f3\u30ab\u30fc\u3092\u691c\u51fa\r\n$cc01 = \"Request\" ascii nocase\r\n$cc02 = \"Page_Load\" ascii nocase\r\n\r\n\/\/ \u633f\u5165\u3055\u308c\u305f\u30d1\u30bf\u30fc\u30f3(Web\u30b7\u30a7\u30eb\u3067\u306f\u306a\u3044)\u3092\u691c\u51fa\r\n$non = \/http:\\\/\\\/[a-z]\\\/[a-z0-9]+\/\r\ncondition:\r\n(all of ($OAB*) and 1 of ($HTTP*) and 1 of ($websh*) and all of ($cc*))\r\nor\r\n(all of ($OAB*) and $non)\r\n}<\/pre>\n<p><!-- [Format Time: 0.0016 seconds] --><\/p>\n<p>\u53c2\u8003\u306e\u305f\u3081\u3001China Chopper Web\u30b7\u30a7\u30eb\u304cOAB\u69cb\u6210(\u3068\u304f\u306bExternalUrl\u30d5\u30a3\u30fc\u30eb\u30c9)\u5185\u3067\u901a\u5e38\u3069\u306e\u3088\u3046\u306b\u898b\u3048\u308b\u304b\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-01.png\" rel=\"wpdevart_lightbox\"><img  class=\"aligncenter wp-image-117409 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-01.png\" alt=\"China Chopper Web\u30b7\u30a7\u30eb\u304cOAB\u69cb\u6210(\u3068\u304f\u306bExternalUrl\u30d5\u30a3\u30fc\u30eb\u30c9)\u5185\u3067\u901a\u5e38\u3069\u306e\u3088\u3046\u306b\u898b\u3048\u308b\u304b\" width=\"900\" height=\"23\" \/><\/a><\/p>\n<p>\u305d\u306e\u4ed6\u306e\u30d0\u30ea\u30a2\u30f3\u30c8\u306b\u3064\u3044\u3066\u3082\u672c\u7a3f\u3067\u8aac\u660e\u3057\u307e\u3059\u304c\u3001\u6700\u3082\u3088\u304f\u898b\u3089\u308c\u308b\u306e\u306f\u3053\u306e\u3088\u3046\u306a\u5f62\u306e\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>2021\u5e743\u67084\u65e5\u6642\u70b9\u3067\u306f\u3001\u672c\u8105\u5a01\u3068\u5408\u81f4\u3059\u308b81\u306e\u7570\u306a\u308b\u30b5\u30f3\u30d7\u30eb\u304cVirusTotal\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>China Chopper\u306f\u3001FireEye\u306b\u3088\u308b<a href=\"https:\/\/www.fireeye.com\/blog\/threat-research\/2013\/08\/breaking-down-the-china-chopper-web-shell-part-i.html\">2013\u5e74\u306e\u3053\u306eWeb\u30b7\u30a7\u30eb\u306e\u5206\u6790<\/a>\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u3068\u304a\u308a\u3001\u6280\u8853\u7684\u306b\u306f2\u3064\u306e\u90e8\u5206\u3001\u3059\u306a\u308f\u3061\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u90e8\u3068\u30b5\u30fc\u30d0\u30fc\u90e8\u306b\u5206\u304b\u308c\u3066\u3044\u307e\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u30d0\u30ea\u30a2\u30f3\u30c8\u3067\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u653b\u6483\u8005\u304c\u57cb\u3081\u8fbc\u3093\u3060\u30b3\u30fc\u30c9\u3092\u30b5\u30fc\u30d0\u3068\u3084\u308a\u3068\u308a\u3057\u306a\u304c\u3089\u3001\u5b9f\u884c\u524d\u306b\u5fc5\u305a\u8a8d\u8a3c\u7528\u300c\u30ad\u30fc\u300d\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u306eChina Chopper\u306e\u4f8b\u3067\u306f\u3001\u30ad\u30fc\u306f<span class=\"lang:default decode:true crayon-inline \">NO9BxmCXw0JE<\/span>\u00a0\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4ed6\u306e\u30d5\u30a1\u30a4\u30eb\u3068\u306f\u7570\u306a\u308b\u4e00\u610f\u306e\u8b58\u5225\u5b50\u304c\u63d0\u4f9b\u3055\u308c\u307e\u3059\u304c\u3001\u305d\u308c\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h2><a id=\"post-117291-_v3ffv9wkrtax\"><\/a>OAB\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8<\/h2>\n<p>OAB\u69cb\u6210\u306b\u306f\u3001\u305f\u304f\u3055\u3093\u306e\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210\u65e5\u6642\u3001\u6700\u7d42\u5909\u66f4\u65e5\u6642\u3001Exchange\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u305d\u306e\u4ed6\u306e\u3055\u307e\u3056\u307e\u306a\u30b5\u30fc\u30d0\u30fc\u56fa\u6709\u306e\u95a2\u9023\u30c7\u30fc\u30bf\u30dd\u30a4\u30f3\u30c8\u306a\u3069\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u60c5\u5831\u306b\u3088\u308a\u3001\u79c1\u305f\u3061\u306f\u653b\u6483\u306b\u3064\u3044\u3066\u65b0\u305f\u306a\u89b3\u70b9\u304b\u3089\u8a73\u3057\u304f\u691c\u8a3c\u3057\u3001\u305d\u3053\u3067\u5c55\u958b\u3055\u308c\u3066\u3044\u308b\u653b\u6483\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306b\u3064\u3044\u3066\u3088\u308a\u7684\u78ba\u306b\u628a\u63e1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>2021\u5e743\u67082\u65e5\u306bVolexity\u304c\u516c\u958b\u3057\u305f\u30d6\u30ed\u30b0\u300c<a href=\"https:\/\/www.volexity.com\/blog\/2021\/03\/02\/active-exploitation-of-microsoft-exchange-zero-day-vulnerabilities\/\">Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day Microsoft Exchange Vulnerabilities<\/a>\u300d\u3067\u3001Exchange Server\u306b\u5bfe\u3059\u308b\u653b\u6483\u306b\u3064\u3044\u3066\u306e\u521d\u3081\u3066\u306e\u8a73\u3057\u3044\u898b\u89e3\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u79c1\u305f\u3061\u306f\u30012021\u5e741\u67085\u65e5\u306bTwitter\u306e\u30e6\u30fc\u30b6\u30fc<a href=\"https:\/\/twitter.com\/orange_8361\">@orange_8361 (Orange Tsai)<\/a>\u304c\u30d9\u30f3\u30c0\u306b\u5bfe\u3059\u308b\u4e8b\u524d\u8a8d\u8a3c\u3055\u308c\u305f\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c(RCE)\u30c1\u30a7\u30fc\u30f3\u306b\u3064\u3044\u3066\u5831\u544a\u3057\u305f\u3053\u3068\u3092<a href=\"https:\/\/twitter.com\/orange_8361\/status\/1346401788811825153?s=20\">\u30c4\u30a4\u30fc\u30c8<\/a>\u3057\u3066\u3044\u305f\u3053\u3068\u3092\u628a\u63e1\u3057\u3066\u3044\u307e\u3059\u3002Microsoft\u306f\u3001\u540c\u8106\u5f31\u6027\u3078\u306e\u5bfe\u5fdc\u3067\u516c\u958b\u3055\u308c\u305f\u591a\u6570\u306eCVE\u3067\u3053\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u529f\u7e3e\u3092\u8a8d\u3081\u3066\u3044\u307e\u3059\u3002\u4e0a\u8ff0\u306e2\u65e5\u3067\u3001\u79c1\u305f\u3061\u306f\u5206\u6790\u306e\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u53c2\u7167\u60c5\u5831\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u653b\u6483\u306b\u3088\u308b\u88ab\u5bb3\u304c\u8d77\u304d\u3066\u3044\u305f\u3053\u3068\u3092Microsoft\u304c\u3044\u3064\u628a\u63e1\u3057\u305f\u306e\u304b\u304c\u308f\u304b\u3063\u305f\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>China Chopper Web\u30b7\u30a7\u30eb\u5168\u4f53\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30ad\u30fc\u3092\u78ba\u8a8d\u3057\u305f\u3068\u3053\u308d\u3001\u4e00\u610f\u306e\u30ad\u30fc\u5024\u304c\u305d\u308c\u305e\u308c\u4ee5\u4e0b\u306e\u4e00\u89a7\u306b\u793a\u3059\u56de\u6570\u3060\u3051\u4f7f\u7528\u3055\u308c\u3066\u3044\u305f\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u6ce8\u76ee\u3059\u3079\u304d\u306f\u3001\u3053\u306eWeb\u30b7\u30a7\u30eb\u306e\u3001\u985e\u4f3c\u306e\u30ad\u30fc\u3092\u6301\u305f\u306a\u3044C#\u30d0\u30ea\u30a2\u30f3\u30c8\u3067\u3059\u3002\u307e\u305f\u3001Web\u30b7\u30a7\u30eb\u3092\u307e\u3063\u305f\u304f\u542b\u307e\u305a\u3001\u4f7f\u7528\u53ef\u80fd\u306a\u30ad\u30fc\u306f\u542b\u3080\u30d0\u30ea\u30a2\u30f3\u30c8\u30822\u3064\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001Base64\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u975eASCII\u30d0\u30a4\u30c8\u306e\u6587\u5b57\u5217\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><!-- Crayon Syntax Highlighter v_2.7.2_beta --><\/p>\n<pre class=\"lang:default decode:true\">29 NO9BxmCXw0JE\r\n11 Ananas\r\n8 klk123456\r\n7 orange\r\n6 No Key - f34fji34r209ur29ur92ru\r\n4 p\r\n4 gttkomomo\r\n2 No Key - dsfg\r\n1 rxDg52fHL9GW\r\n1 q3v98mBat1zj\r\n1 passnew\r\n1 o\r\n1 fpm_admin\r\n1 Q4IDLjknOZJr\r\n1 FhsrvqjnYASe\r\n1 EiH4yV2WGYgc\r\n1 No Key - C#\r\n1 3d55db3b2f88ae47b24ae7796f0cd916<\/pre>\n<p><!-- [Format Time: 0.0008 seconds] --><\/p>\n<p>\u524d\u8ff0\u306e\u901a\u308a\u30012\u3064\u306e\u30ad\u30fc<span class=\"lang:default decode:true crayon-inline \">f34fji34r209ur29ur92ru<\/span> \u3068<span class=\"lang:default decode:true crayon-inline\">dsfg<\/span> \u306b\u306fWeb\u30b7\u30a7\u30eb\u306f\u307e\u3063\u305f\u304f\u542b\u307e\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u305d\u306e\u4ee3\u308f\u308a\u3042\u308b\u5024\u304c\u633f\u5165\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u305d\u306e\u5024\u306f\u30ad\u30fc\u3068\u307b\u307b\u540c\u3058\u306b\u898b\u3048\u307e\u3059\u304c\u3001\u3055\u3089\u306b\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u5b9f\u969b\u306eWeb\u30b7\u30a7\u30eb\u306e\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u4ee5\u4e0b\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002\u4e0a\u8a18\u306eWeb\u30b7\u30a7\u30eb\u3068\u6bd4\u3079\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><a href=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-02.png\" rel=\"wpdevart_lightbox\"><img  class=\"aligncenter wp-image-117412 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-02.png\" alt=\"ExternalURL 2\" width=\"900\" height=\"29\" \/><\/a><\/p>\n<p>\u6642\u9593\u7684\u306a\u30c7\u30fc\u30bf\u30dd\u30a4\u30f3\u30c8\u306e\u3044\u304f\u3064\u304b\u3092\u898b\u3066\u307f\u308b\u3068\u3001\u7279\u306bOAB\u30d5\u30a1\u30a4\u30eb\u306eDateModified\u306e\u6642\u523b\u306b\u95a2\u3057\u3066\u306f\u307b\u307c\u5168\u65e5\u306b\u308f\u305f\u308a\u3053\u308c\u3089\u306e\u300c\u30ad\u30fc\u300d\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u65e5\u4ed8\u304c\u4ed6\u306e\u3059\u3079\u3066\u306e\u30ad\u30fc\u306e\u65e5\u4ed8\u3088\u308a\u3082\u524d\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002Web\u30b7\u30a7\u30eb\u304c\u306a\u3044\u306e\u3067\u3053\u308c\u3089\u306e\u30ad\u30fc\u306f\u8a66\u9a13\u7684\u306b\u5b9f\u884c\u3055\u308c\u305f\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u5b9f\u969b\u3001\u305d\u308c\u3089\u306e\u30ad\u30fc\u306f\u5f8c\u304b\u3089\u540c\u3058\u30b5\u30fc\u30d0\u30fc\u3092\u5b8c\u5168\u306aWeb\u30b7\u30a7\u30eb\u3067\u4fb5\u5bb3\u3059\u308b\u4ed6\u306e\u30ad\u30fc\u3068\u91cd\u306a\u3063\u3066\u3044\u308b\u90e8\u5206\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<table style=\"width: 100.262%; height: 530px;\">\n<tbody>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\"><strong>DateModified<\/strong><\/td>\n<td style=\"width: 36.9295%; height: 53px;\"><strong>WebShellKey<\/strong><\/td>\n<td style=\"width: 254.2%; height: 53px;\"><strong>OriginatingServer<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\">2\/27\/2021 13:45:30<\/td>\n<td style=\"width: 36.9295%; height: 53px;\">f34fji34r209ur29ur92ru<\/td>\n<td style=\"width: 254.2%; height: 53px;\">NS1[\u2026]net<\/td>\n<\/tr>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\">2\/27\/2021 16:20:49<\/td>\n<td style=\"width: 36.9295%; height: 53px;\">f34fji34r209ur29ur92ru<\/td>\n<td style=\"width: 254.2%; height: 53px;\">DC1[\u2026]LOC<\/td>\n<\/tr>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\"><span style=\"color: #ff0000;\">2\/27\/2021 19:11:07<\/span><\/td>\n<td style=\"width: 36.9295%; height: 53px;\"><span style=\"color: #ff0000;\">f34fji34r209ur29ur92ru<\/span><\/td>\n<td style=\"width: 254.2%; height: 53px;\"><span style=\"color: #ff0000;\">FIT[\u2026]cal<\/span><\/td>\n<\/tr>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\">2\/28\/2021 0:04:23<\/td>\n<td style=\"width: 36.9295%; height: 53px;\">f34fji34r209ur29ur92ru<\/td>\n<td style=\"width: 254.2%; height: 53px;\">V-T[\u2026]com<\/td>\n<\/tr>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\"><span style=\"color: #339966;\">2\/28\/2021 1:41:07<\/span><\/td>\n<td style=\"width: 36.9295%; height: 53px;\"><span style=\"color: #339966;\">f34fji34r209ur29ur92ru<\/span><\/td>\n<td style=\"width: 254.2%; height: 53px;\"><span style=\"color: #339966;\">DC-[\u2026]net<\/span><\/td>\n<\/tr>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\">2\/28\/2021 3:51:56<\/td>\n<td style=\"width: 36.9295%; height: 53px;\">f34fji34r209ur29ur92ru<\/td>\n<td style=\"width: 254.2%; height: 53px;\">MBD[\u2026]org<\/td>\n<\/tr>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\"><span style=\"color: #339966;\">2\/28\/2021 10:15:00<\/span><\/td>\n<td style=\"width: 36.9295%; height: 53px;\"><span style=\"color: #339966;\">NO9BxmCXw0JE<\/span><\/td>\n<td style=\"width: 254.2%; height: 53px;\"><span style=\"color: #339966;\">DC[\u2026]net<\/span><\/td>\n<\/tr>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\"><span style=\"color: #ff0000;\">2\/28\/2021 10:33:14<\/span><\/td>\n<td style=\"width: 36.9295%; height: 53px;\"><span style=\"color: #ff0000;\">NO9BxmCXw0JE<\/span><\/td>\n<td style=\"width: 254.2%; height: 53px;\"><span style=\"color: #ff0000;\">FIT[\u2026]cal<\/span><\/td>\n<\/tr>\n<tr style=\"height: 53px;\">\n<td style=\"width: 29.668%; height: 53px;\">2\/28\/2021 10:36:44<\/td>\n<td style=\"width: 36.9295%; height: 53px;\">orange<\/td>\n<td style=\"width: 254.2%; height: 53px;\">JTA[\u2026]cal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u73fe\u5728VirusTotal\u3067\u5f97\u3089\u308c\u308b\u60c5\u5831\u304b\u3089\u5224\u65ad\u3059\u308b\u9650\u308a\u3001\u4e0a\u8a18\u306e<span class=\"lang:default decode:true crayon-inline \">NO9*<\/span>\u00a0\u30ad\u30fc\u306f\u3053\u308c\u307e\u3067\u306e\u3068\u3053\u308d\u6700\u3082\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u306e\u4ef6\u306b\u95a2\u3059\u308b\u8abf\u67fb\u7d50\u679c\u306e\u307b\u3068\u3093\u3069\u3067\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30ad\u30fc\u306f\u3001\u4e00\u89a7\u306b\u793a\u3057\u305f\u4ed6\u306e5\u3064\u306e\u30ad\u30fc\u3068\u30d1\u30bf\u30fc\u30f3\u306f\u540c\u3058\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30ad\u30fc\u306f\u76f8\u4e92\u306b\u95a2\u9023\u6027\u304c\u3042\u308b\u3082\u306e\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u304c\u6df7\u3056\u3063\u305f12\u6587\u5b57\u3061\u3087\u3046\u3069\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u82f1\u6570\u5b57\u6587\u5b57\u5217\u3092\u4f7f\u7528\u3059\u308b\u3068\u3044\u3046\u7279\u5fb4\u304c\u3042\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n<p><!-- Crayon Syntax Highlighter v_2.7.2_beta --><\/p>\n<pre class=\"lang:default decode:true\">NO9BxmCXw0JE\r\nrxDg52fHL9GW\r\nq3v98mBat1zj\r\nQ4IDLjknOZJr\r\nFhsrvqjnYASe\r\nEiH4yV2WGYgc<\/pre>\n<p><!-- [Format Time: 0.0001 seconds] --><\/p>\n<p>\u3053\u306e\u30b0\u30eb\u30fc\u30d7\u3067\u306f\u3001<span class=\"lang:default decode:true crayon-inline \">NO9*<\/span> \u3068<span class=\"lang:default decode:true crayon-inline \">EiH*<\/span>\u00a0\u306e2\u3064\u306e\u30ad\u30fc\u3060\u3051\u304cOAB\u30d5\u30a1\u30a4\u30eb\u3067\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u65e5\u4ed8\u306f3\u67082\u65e5\u306eVolexity\u306e\u30d6\u30ed\u30b0\u3088\u308a\u3082\u65e9\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u8208\u5473\u6df1\u3044\u306e\u306f\u3001\u4ee5\u4e0b\u306e\u8868\u3067\u8d64\u5b57\u3067\u793a\u3057\u305f\u3068\u304a\u308a\u3001\u3053\u308c\u3089\u306e\u4e00\u610f\u306eOAB\u30d5\u30a1\u30a4\u30eb\u306b\u8a18\u8ff0\u3055\u308c\u305f\u5909\u66f4\u65e5\u306e\u65e5\u6642\u304c\u975e\u5e38\u306b\u8fd1\u3044\u3053\u3068\u3067\u3059\u3002<\/p>\n<table style=\"width: 100.593%;\">\n<tbody>\n<tr>\n<td style=\"width: 34.8889%;\"><strong>DateModified<\/strong><\/td>\n<td style=\"width: 29.3333%;\"><strong>WebShellKey<\/strong><\/td>\n<td style=\"width: 293.333%;\"><strong>OriginatingServer<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">2\/28\/2021 10:15:00<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">DC-[\u2026]net<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">2\/28\/2021 10:33:14<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">FIT[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">2\/28\/2021 10:44:24<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">NS1[\u2026]net<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\"><span style=\"color: #ff0000;\">2\/28\/2021 11:01:52<\/span><\/td>\n<td style=\"width: 29.3333%;\"><span style=\"color: #ff0000;\">NO9BxmCXw0JE<\/span><\/td>\n<td style=\"width: 293.333%;\"><span style=\"color: #ff0000;\">DC2[\u2026]LOC<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\"><span style=\"color: #ff0000;\">2\/28\/2021 11:03:12<\/span><\/td>\n<td style=\"width: 29.3333%;\"><span style=\"color: #ff0000;\">EiH4yV2WGYgc<\/span><\/td>\n<td style=\"width: 293.333%;\"><span style=\"color: #ff0000;\">DFC[\u2026]com<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">2\/28\/2021 12:44:40<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">WP-[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">2\/28\/2021 16:46:21<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">tcs[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 6:29:17<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">mar[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 7:40:44<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">cow[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 12:01:14<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">MM1[\u2026]pvt<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 12:16:38<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">NCR[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 13:46:04<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">a-p[\u2026]com<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 3:39:49 PM<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">grr[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 16:25:57<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">DC2[\u2026]LOC<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 16:42:10<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">VCC[\u2026]org<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 19:28:28<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">NS1[\u2026]net<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 21:32:42<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">DC0[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 34.8889%;\">3\/1\/2021 21:53:34<\/td>\n<td style=\"width: 29.3333%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 293.333%;\">thi[\u2026]cal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>2021\u5e742\u670828\u65e5\u30682021\u5e743\u67081\u65e5\u306e2\u56de\u306b\u308f\u305f\u308a\u3001\u5927\u91cf\u306e\u653b\u6483\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u3002\u3044\u305a\u308c\u3082\u3001\u8106\u5f31\u6027\u304c\u516c\u958b\u3055\u308c\u305f\u3053\u3068\u304c\u30cb\u30e5\u30fc\u30b9\u306b\u306a\u308b\u524d\u306e\u3053\u3068\u3067\u3057\u305f\u3002UTC\u3067\u306e\u653b\u6483\u30a4\u30d9\u30f3\u30c8\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u898b\u3066\u307f\u308b\u3068\u3001\u3044\u304f\u3064\u304b\u306e\u4fb5\u5bb3\u306f<span class=\"lang:default decode:true crayon-inline \">NO9*<\/span> \u3068<span class=\"lang:default decode:true crayon-inline \">EiH*<\/span>\u00a0\u306e2\u3064\u306e\u30ad\u30fc\u3092\u4f7f\u7528\u3057\u3066\u307b\u3093\u306e\u6570\u5206\u3082\u7f6e\u304b\u305a\u306b\u767a\u751f\u3057\u3066\u304a\u308a\u3001\u95a2\u9023\u306e\u3042\u308b\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u306f\u3001\u6ce8\u76ee\u306b\u5024\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306eWeb\u30b7\u30a7\u30eb\u304c\u4e00\u663c\u591c\u306e\u3046\u3061\u306b\u6025\u901f\u306b\u5e83\u307e\u308a\u3001\u5bfe\u8c61\u3092\u5b9a\u3081\u3066\u81ea\u52d5\u7684\u306b\u653b\u6483\u3092\u4ed5\u639b\u3051\u3066\u3044\u305f\u3053\u3068\u304c\u308f\u304b\u308b\u304b\u3089\u3067\u3059\u3002\u30b5\u30f3\u30d7\u30eb\u304c\u5897\u3048\u308b\u306b\u3064\u308c\u3001\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u306e\u5168\u8c8c\u304c\u3088\u304f\u898b\u3048\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>6\u3064\u306e\u30ad\u30fc\u306e\u30c7\u30fc\u30bf \u30dd\u30a4\u30f3\u30c8\u306b\u3064\u3044\u3066\u5f15\u304d\u7d9a\u304d\u6398\u308a\u4e0b\u3052\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u79c1\u305f\u3061\u306f\u3001OriginatingServer\u306e\u5024\u306b\u57fa\u3065\u3044\u3066\u3001\u6295\u8cc7\u9280\u884c\u3001\u5c0f\u898f\u6a21\u30ab\u30fc\u30c7\u30a3\u30fc\u30e9\u30fc\u3001\u6c34\u8caf\u8535\u65bd\u8a2d\u3001\u7523\u696d\u30aa\u30fc\u30c8\u30e1\u30fc\u30b7\u30e7\u30f3\u3001\u6cd5\u5f8b\u4e8b\u52d9\u6240\u3001\u30b5\u30fc\u30d3\u30b9\u696d\u306a\u3069\u306e\u5e83\u7bc4\u306b\u308f\u305f\u308b\u4e8b\u696d\u304b\u3089\u653b\u6483\u5bfe\u8c61\u3092\u63a8\u6e2c\u3057\u3066\u5272\u308a\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u653b\u6483\u5bfe\u8c61\u306e\u696d\u754c\u304c\u591a\u5c90\u306b\u308f\u305f\u308b\u3089\u3057\u3044\u3053\u3068\u304b\u3089\u3001\u3053\u308c\u306f\u7279\u5b9a\u306e\u696d\u754c\u3084\u4f01\u696d\u3092\u72d9\u3063\u305f\u8a08\u753b\u306a\u653b\u6483\u3067\u306f\u306a\u304f\u3001\u76f8\u624b\u306b\u65e5\u548c\u898b\u7684\u306b\u653b\u6483\u3092\u4ed5\u639b\u3051\u308b\u3053\u3068\u306e\u3067\u304d\u308b\u81ea\u52d5\u30b9\u30ad\u30e3\u30f3\u3092\u5229\u7528\u3057\u305f\u653b\u6483\u3067\u3042\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u81ea\u52d5\u30b9\u30ad\u30e3\u30f3\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u3068\u8003\u3048\u3089\u308c\u308b\u8a3c\u62e0\u304c\u3082\u30461\u3064\u3060\u3051\u3042\u308a\u307e\u3059\u3002\u69cb\u6210\u304c\u540c\u3058\u3067\u3082\u5909\u66f4\u6642\u523b\u304c\u7570\u306a\u308a\u3001\u4e00\u610f\u306e\u30cf\u30c3\u30b7\u30e5\u304c\u4f5c\u6210\u3055\u308c\u305fOAB\u30d5\u30a1\u30a4\u30eb\u304c\u8907\u6570\u3042\u308b\u306e\u3067\u3059\u3002OriginatingServer\u306e\u30c7\u30fc\u30bf\u30dd\u30a4\u30f3\u30c8\u306e2\u3064\u306e\u30b5\u30fc\u30d0\u30fc\u3092\u898b\u3066\u307f\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u4e00\u5ea6\u4fb5\u5bb3\u3055\u308c\u305f\u5f8c\u306b\u307e\u3063\u305f\u304f\u540c\u3058Web\u30b7\u30a7\u30eb\u3068\u30ad\u30fc\u3067\u518d\u5ea6\u4fb5\u5bb3\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u653b\u6483\u8005\u304c\u4fb5\u5bb3\u3057\u305f\u30b7\u30b9\u30c6\u30e0\u304c\u30b9\u30ad\u30e3\u30f3\u3068\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u306e\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u307e\u3060\u30c1\u30a7\u30c3\u30af\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<table style=\"width: 99.9618%;\">\n<tbody>\n<tr>\n<td style=\"width: 32.3326%;\"><strong>DateModified<\/strong><\/td>\n<td style=\"width: 30.485%;\"><strong>WebShellKey<\/strong><\/td>\n<td style=\"width: 307.852%;\"><strong>OriginatingServer<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">3\/1\/2021 21:32:42<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.852%;\">DC0[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">3\/2\/2021 16:57:12<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.852%;\">DC0[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">2\/28\/2021 11:01:52<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.852%;\">DC2[\u2026]LOC<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">3\/1\/2021 16:25:57<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.852%;\">DC2[\u2026]LOC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3059\u3067\u306b\u8aac\u660e\u3057\u305f\u30d1\u30bf\u30fc\u30f3\u3068\u4e00\u81f4\u3057\u306a\u304b\u3063\u305f\u30ad\u30fc\u306b\u76ee\u3092\u5411\u3051\u3066\u307f\u308b\u3068\u3001\u5f7c\u3089\u304c\u4ed6\u306e\u30b0\u30eb\u30fc\u30d7\u306e\u30ad\u30fc\u3068\u540c\u3058\u30b5\u30fc\u30d0\u30fc\u306e\u4fb5\u5bb3\u3092\u3001\u3042\u3089\u3086\u308b\u8abf\u67fb\u3001\u6982\u5ff5\u5b9f\u8a3c(PoC)\u3001\u305d\u3057\u3066CVE\u304c\u6b21\u3005\u3068\u5b9f\u65bd\u307e\u305f\u306f\u4ed8\u4e0e\u3055\u308c\u59cb\u3081\u305f\u5f8c\u306b\u306a\u3063\u3066\u958b\u59cb\u3057\u305f\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u79c1\u305f\u3061\u306f\u3001\u3053\u3046\u3057\u305f\u653b\u6483\u306e\u88cf\u3067\u8907\u6570\u306e\u7570\u306a\u308b\u653b\u6483\u30b0\u30eb\u30fc\u30d7\u304c\u7cf8\u3092\u5f15\u3044\u3066\u3044\u308b\u3068\u78ba\u4fe1\u3059\u308b\u306b\u81f3\u3063\u305f\u306e\u3067\u3059\u3002<\/p>\n<table style=\"width: 99.9607%;\">\n<tbody>\n<tr>\n<td style=\"width: 32.3326%;\"><strong>DateModified<\/strong><\/td>\n<td style=\"width: 30.485%;\"><strong>WebShellKey<\/strong><\/td>\n<td style=\"width: 307.503%;\"><strong>OriginatingServer<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">3\/1\/2021 6:29:17<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.503%;\">mar[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">3\/2\/2021 7:03:15<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.503%;\">mar[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\"><span style=\"color: #ff0000;\">3\/3\/2021 15:19:46<\/span><\/td>\n<td style=\"width: 30.485%;\"><span style=\"color: #ff0000;\">Ananas<\/span><\/td>\n<td style=\"width: 307.503%;\"><span style=\"color: #ff0000;\">mar[\u2026]cal<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">2\/28\/2021 10:44:24<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.503%;\">NS1[\u2026]net<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">3\/1\/2021 19:28:28<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.503%;\">NS1[\u2026]net<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">3\/3\/2021 6:46:16<\/td>\n<td style=\"width: 30.485%;\">Q4IDLjknOZJr<\/td>\n<td style=\"width: 307.503%;\">NS1[\u2026]net<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\"><span style=\"color: #ff0000;\">3\/3\/2021 6:52:08<\/span><\/td>\n<td style=\"width: 30.485%;\"><span style=\"color: #ff0000;\">klk123456<\/span><\/td>\n<td style=\"width: 307.503%;\"><span style=\"color: #ff0000;\">NS1[\u2026]net<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6b21\u306e\u8aac\u660e\u306b\u9032\u3080\u524d\u306b\u3001Volexity\u304c\u60c5\u5831\u3092\u516c\u958b\u3059\u308b\u524d\u306b\u78ba\u8a8d\u3055\u308c\u305f3\u3064\u306e\u5947\u5999\u306a\u30ad\u30fc\u306b\u6ce8\u76ee\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u3089\u306e\u30ad\u30fc\u306f\u3001<span class=\"lang:default decode:true crayon-inline \">NO9*<\/span> \u30ad\u30fc\u3067\u898b\u305f\u30d1\u30bf\u30fc\u30f3\u3068\u306f\u4e00\u81f4\u3057\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u30bf\u30a4\u30df\u30f3\u30b0\u304c\u975e\u5e38\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u4ed6\u306e\u30c7\u30fc\u30bf \u30dd\u30a4\u30f3\u30c8\u3068\u3068\u3082\u306b\u3001\u3053\u308c\u3089\u306e\u30ad\u30fc\u304c\u30c6\u30b9\u30c8\u307e\u305f\u306f\u975e\u81ea\u52d5\u306e\u624b\u52d5\u653b\u6483\u306b\u4f7f\u7528\u3055\u308c\u305f\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u601d\u308f\u308c\u307e\u3059\u3002<\/p>\n<p>1\u3064\u76ee\u306e\u30ad\u30fc\u306f<span class=\"lang:default decode:true crayon-inline \">orange<\/span> \u3067\u3059\u3002\u3053\u308c\u3089\u306e\u516c\u958b\u3055\u308c\u305fOAB\u30d5\u30a1\u30a4\u30eb\u3067<span class=\"lang:default decode:true crayon-inline \">orange<\/span>\u306e\u30ad\u30fc\u3092\u4f7f\u7528\u3057\u305f\u4fb5\u5bb3\u3068\u3057\u3066\u6700\u521d\u306b\u78ba\u8a8d\u3055\u308c\u305f\u3082\u306e\u306f\u30012\u670828\u65e5\u306e<span class=\"lang:default decode:true crayon-inline\">NO9*<\/span>\u30ad\u30fc\u3092\u4f7f\u7528\u3057\u305f2\u3064\u306e\u4fb5\u5bb3\u306e\u524d\u5f8c\u6570\u5206\u306e\u3046\u3061\u306b\u767a\u751f\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u306e\u30ad\u30fc\u306f3\u67081\u65e5\u306e\u3001\u524d\u8ff0\u306e\u653b\u6483\u304c\u78ba\u8a8d\u3055\u308c\u308b2\u6642\u9593\u524d\u306b\u767a\u751f\u3057\u305f\u5927\u91cf\u306e\u653b\u6483\u30a4\u30d9\u30f3\u30c8\u3067\u3082\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>28FEB2021<\/p>\n<table style=\"width: 98.6382%;\">\n<tbody>\n<tr>\n<td style=\"width: 32.3326%;\"><strong>DateModified<\/strong><\/td>\n<td style=\"width: 30.485%;\"><strong>WebShellKey<\/strong><\/td>\n<td style=\"width: 307.621%;\"><strong>OriginatingServer<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">2\/28\/2021 10:33:14<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.621%;\">FIT[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">2\/28\/2021 10:36:44<\/td>\n<td style=\"width: 30.485%;\">orange<\/td>\n<td style=\"width: 307.621%;\">JTA[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 32.3326%;\">2\/28\/2021 10:44:24<\/td>\n<td style=\"width: 30.485%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 307.621%;\">NS1[\u2026]net<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>01MAR2021<\/p>\n<table style=\"width: 98.7316%;\">\n<tbody>\n<tr>\n<td style=\"width: 29.6651%;\"><strong>DateModified<\/strong><\/td>\n<td style=\"width: 31.5789%;\"><strong>WebShellKey<\/strong><\/td>\n<td style=\"width: 320.335%;\"><strong>OriginatingServer<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 29.6651%;\">3\/1\/2021 4:25:25<\/td>\n<td style=\"width: 31.5789%;\">orange<\/td>\n<td style=\"width: 320.335%;\">Exc[\u2026]CAL<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 29.6651%;\">3\/1\/2021 6:29:17<\/td>\n<td style=\"width: 31.5789%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 320.335%;\">mar[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 29.6651%;\">3\/1\/2021 7:40:44<\/td>\n<td style=\"width: 31.5789%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 320.335%;\">cow[\u2026]cal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>2\u3064\u76ee\u30683\u3064\u76ee\u306e\u30ad\u30fc\u306f\u3001<span class=\"lang:default decode:true crayon-inline \">o<\/span> \u3068<span class=\"lang:default decode:true crayon-inline \">p<\/span>\u00a0\u3068\u3044\u3046\u7c21\u5358\u306a\u540d\u524d\u306e\u3082\u306e\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30ad\u30fc\u306f\u3001\u3069\u3061\u3089\u3082\u77ed\u3044\u540d\u524d\u3067\u3042\u308b\u305f\u3081\u306b\u76ee\u7acb\u3064\u3060\u3051\u3067\u306a\u304f\u3001Web\u30b7\u30a7\u30eb\u3067\u7570\u306a\u3063\u305f\u69cb\u9020\u3092\u4f7f\u7528\u3057\u3066\u304a\u308a\u3001\u8106\u5f31\u6027\u304c\u516c\u958b\u3055\u308c\u308b\u524d\u304b\u3089\u3001\u533b\u7642\u6a5f\u95a2\u3084\u4f55\u3089\u304b\u306e\u30d9\u30c8\u30ca\u30e0\u653f\u5e9c\u306b\u95a2\u9023\u3059\u308b\u7d44\u7e54\u3092\u72d9\u3063\u3066\u3044\u305f\u3088\u3046\u306b\u601d\u308f\u308c\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.microsoft.com\/security\/blog\/2021\/03\/02\/hafnium-targeting-exchange-servers\/\">HAFNIUM\u306b\u95a2\u3059\u308bMicrosoft\u30d6\u30ed\u30b0<\/a>\u3067\u306f\u3001\u69cb\u9020\u3053\u305d\u7570\u306a\u308b\u3082\u306e\u306e\u3001\u3084\u306f\u308a\u30d1\u30e9\u30e1\u30fc\u30bf\u5024<span class=\"lang:default decode:true crayon-inline\">p<\/span>\u3092\u4f7f\u7528\u3059\u308bHAFNIUM\u304c\u30c9\u30ed\u30c3\u30d7\u3057\u305fWeb\u30b7\u30a7\u30eb\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u540c\u793e\u306e\u30d6\u30ed\u30b0\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308bWeb\u30b7\u30a7\u30eb\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3092OAB\u30d5\u30a1\u30a4\u30eb\u3067\u89b3\u6e2c\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u3068\u3068\u3082\u306b\u3053\u3061\u3089\u306b\u8ee2\u8a18\u3057\u305f\u306e\u304c\u4ee5\u4e0b\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-03a.png\" rel=\"wpdevart_lightbox\"><img  class=\"aligncenter wp-image-117428 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-03a.png\" alt=\"ExternalURL\" width=\"900\" height=\"25\" \/><\/a><\/p>\n<p><a href=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-03b.png\" rel=\"wpdevart_lightbox\"><img  class=\"aligncenter wp-image-117430 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-03b.png\" alt=\"ExternalURL\" width=\"873\" height=\"12\" \/><\/a><\/p>\n<p>Request.Form\u30d1\u30e9\u30e1\u30fc\u30bf\u5024<span class=\"lang:default decode:true crayon-inline\">p<\/span>\u3084\u3001\u4ed6\u306e\u5024\u306b\u898b\u3089\u308c\u308b1\u6587\u5b57\u3092\u4f7f\u7528\u3059\u308b\u624b\u6cd5\u306b\u306f\u6ce8\u76ee\u3059\u3079\u304d\u985e\u4f3c\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u306e\u3053\u3068\u81ea\u4f53\u306f\u3001HAFNIUM\u3068\u306e\u3064\u306a\u304c\u308a\u3092\u5fc5\u305a\u3057\u3082\u78ba\u8a8d\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>OAB\u30d5\u30a1\u30a4\u30eb\u306b\u3042\u308b<span class=\"lang:default decode:true crayon-inline\">o<\/span>\u3068<span class=\"lang:default decode:true crayon-inline\">p<\/span>\u306e\u30ad\u30fc\u306f\u3001\u5225\u3005\u306e\u65e5\u306b\u540c\u3058\u30b7\u30b9\u30c6\u30e0\u3092\u72d9\u3063\u3066\u3044\u305f\u3068\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<table style=\"width: 100.819%;\">\n<tbody>\n<tr>\n<td style=\"width: 33.9713%;\"><strong>DateModified<\/strong><\/td>\n<td style=\"width: 27.2727%;\"><strong>WebShellKey<\/strong><\/td>\n<td style=\"width: 324.163%;\"><strong>OriginatingServer<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.9713%;\">2\/28\/2021 11:57:01<\/td>\n<td style=\"width: 27.2727%;\">o<\/td>\n<td style=\"width: 324.163%;\">ad2[\u2026].vn<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.9713%;\">3\/3\/2021 7:58:20<\/td>\n<td style=\"width: 27.2727%;\">p<\/td>\n<td style=\"width: 324.163%;\">ad2[\u2026].vn<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3055\u3089\u306b\u3001\u79c1\u305f\u3061\u306f\u3001\u30d1\u30bf\u30fc\u30f3\u5316\u3055\u308c\u305f6\u3064\u306e\u4e00\u9023\u306e\u30ad\u30fc\u3068<span class=\"lang:default decode:true crayon-inline\">o<\/span>\u306e\u30ad\u30fc\u306b\u3088\u308b\u4fb5\u5bb3\u304c\u975e\u5e38\u306b\u8fd1\u3044\u6642\u523b\u306b\u767a\u751f\u3057\u3066\u3044\u308b\u3053\u3068\u3082\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u3001\u305d\u308c\u3089\u306e\u30ad\u30fc\u306b\u95a2\u9023\u6027\u304c\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<table style=\"width: 99.7518%;\">\n<tbody>\n<tr>\n<td style=\"width: 36.9099%;\"><strong>DateModified<\/strong><\/td>\n<td style=\"width: 28.3262%;\"><strong>WebShellKey<\/strong><\/td>\n<td style=\"width: 279.614%;\"><strong>OriginatingServer<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 36.9099%;\">2\/28\/2021 11:03:12 AM<\/td>\n<td style=\"width: 28.3262%;\">EiH4yV2WGYgc<\/td>\n<td style=\"width: 279.614%;\">DFC[\u2026]com<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 36.9099%;\">2\/28\/2021 11:57:01 AM<\/td>\n<td style=\"width: 28.3262%;\">o<\/td>\n<td style=\"width: 279.614%;\">ad2[\u2026].vn<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 36.9099%;\">2\/28\/2021 12:44:40 PM<\/td>\n<td style=\"width: 28.3262%;\">NO9BxmCXw0JE<\/td>\n<td style=\"width: 279.614%;\">WP-[\u2026]cal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3055\u3089\u306b\u3001\u30dc\u30ea\u30e5\u30fc\u30e0\u306e\u591a\u3055\u304c\u76ee\u7acb\u3064\u30ad\u30fc\u304c2\u3064\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u307e\u3067\u306b\u8aac\u660e\u3057\u3066\u304d\u305f\u4ed6\u306e\u30ad\u30fc\u3068\u540c\u69d8\u306b\u3001<span class=\"lang:default decode:true crayon-inline \">klk123456<\/span> \u3068<span class=\"lang:default decode:true crayon-inline \">Ananas<\/span>\u00a0\u306e\u3044\u305a\u308c\u306e\u30ad\u30fc\u3082\u3001\u91cd\u8907\u3057\u3066\u767a\u751f\u3057\u305f\u4fb5\u5bb3\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u305f\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u305d\u308c\u3089\u306e\u4fb5\u5bb3\u304c\u81ea\u52d5\u30b9\u30ad\u30e3\u30f3\u306b\u3088\u308b\u3082\u306e\u3067\u3042\u308b\u304b\u3001\u3059\u3067\u306b\u30b9\u30ad\u30e3\u30f3 \u30b5\u30fc\u30d3\u30b9\u306b\u3088\u308a\u76f8\u95a2\u4ed8\u3051\u3089\u308c\u305f\u4f55\u3089\u304b\u306e\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u305f\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<table style=\"width: 101.7%;\">\n<tbody>\n<tr>\n<td style=\"width: 33.4928%;\"><strong>DateModified<\/strong><\/td>\n<td style=\"width: 27.2727%;\"><strong>WebShellKey<\/strong><\/td>\n<td style=\"width: 325.359%;\"><strong>OriginatingServer<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\"><span style=\"color: #ff0000;\">3\/3\/2021 4:34:20<\/span><\/td>\n<td style=\"width: 27.2727%;\"><span style=\"color: #ff0000;\">klk123456<\/span><\/td>\n<td style=\"width: 325.359%;\"><span style=\"color: #ff0000;\">Bed[\u2026]com<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 6:52:08<\/td>\n<td style=\"width: 27.2727%;\">klk123456<\/td>\n<td style=\"width: 325.359%;\">NS1[\u2026]net<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 6:55:34<\/td>\n<td style=\"width: 27.2727%;\">klk123456<\/td>\n<td style=\"width: 325.359%;\">Fil[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 7:26:29<\/td>\n<td style=\"width: 27.2727%;\">klk123456<\/td>\n<td style=\"width: 325.359%;\">mna[\u2026]com<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 7:35:48<\/td>\n<td style=\"width: 27.2727%;\">Ananas<\/td>\n<td style=\"width: 325.359%;\">ric[\u2026]org<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 7:45:40<\/td>\n<td style=\"width: 27.2727%;\">Ananas<\/td>\n<td style=\"width: 325.359%;\">ADA[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 7:47:15<\/td>\n<td style=\"width: 27.2727%;\">klk123456<\/td>\n<td style=\"width: 325.359%;\">PSL[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 10:43:51<\/td>\n<td style=\"width: 27.2727%;\">klk123456<\/td>\n<td style=\"width: 325.359%;\">CHG[\u2026]SYS<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 11:02:09<\/td>\n<td style=\"width: 27.2727%;\">klk123456<\/td>\n<td style=\"width: 325.359%;\">TRD[\u2026]com<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 14:35:40<\/td>\n<td style=\"width: 27.2727%;\">Ananas<\/td>\n<td style=\"width: 325.359%;\">jus[\u2026].nl<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 14:50:18<\/td>\n<td style=\"width: 27.2727%;\">Ananas<\/td>\n<td style=\"width: 325.359%;\">asi[\u2026]com<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\"><span style=\"color: #ff0000;\">3\/3\/2021 14:51:13<\/span><\/td>\n<td style=\"width: 27.2727%;\"><span style=\"color: #ff0000;\">Ananas<\/span><\/td>\n<td style=\"width: 325.359%;\"><span style=\"color: #ff0000;\">Bed[\u2026]com<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 15:19:46<\/td>\n<td style=\"width: 27.2727%;\">Ananas<\/td>\n<td style=\"width: 325.359%;\">mar[\u2026]cal<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 16:16:21<\/td>\n<td style=\"width: 27.2727%;\">Ananas<\/td>\n<td style=\"width: 325.359%;\">V-T[\u2026]com<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 33.4928%;\">3\/3\/2021 16:40:03<\/td>\n<td style=\"width: 27.2727%;\">Ananas<\/td>\n<td style=\"width: 325.359%;\">FHM[\u2026]org<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3053\u308c\u3089\u4e00\u9023\u306e\u30a4\u30d9\u30f3\u30c8\u306f\u3001\u516c\u958b\u60c5\u5831\u3092\u975e\u5e38\u306b\u8fc5\u901f\u306b\u5175\u5668\u5316\u3057\u3001\u4ed6\u306e\u653b\u6483\u8005\u3088\u308a\u3082\u65e9\u304fExchange Server\u3078\u306e\u653b\u6483\u3092\u958b\u59cb\u3067\u304d\u305f\u8105\u5a01\u653b\u6483\u8005\u3068\u95a2\u9023\u3057\u305f\u3082\u306e\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4ed6\u306e\u30ad\u30fc\u3092\u4f7f\u3046\u4fb5\u5bb3\u306f\u76f8\u4e92\u306b\u7121\u95a2\u4fc2\u306a\u3088\u3046\u3067\u3001\u4fee\u6b63\u30d7\u30ed\u30b0\u30e9\u30e0\u3001\u8abf\u67fb\u3001PoC\u30b3\u30fc\u30c9\u306b\u5bb9\u6613\u306b\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3068\u306a\u3063\u305f\u5f8c\u3067\u767a\u751f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2><a id=\"post-117291-_714ynvy20p1g\"><\/a>China Chopper Web\u30b7\u30a7\u30eb\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3<\/h2>\n<p>OAB\u30d5\u30a1\u30a4\u30eb\u3067\u78ba\u8a8d\u3055\u308c\u305f\u3001\u6700\u3082\u5e83\u307e\u3063\u305fChina Chopper Web\u30b7\u30a7\u30eb\u306e\u3053\u3068\u3092\u601d\u3044\u51fa\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><a href=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-04.png\" rel=\"wpdevart_lightbox\"><img  class=\"aligncenter wp-image-117417 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-04.png\" alt=\"ExternalURL 5\" width=\"900\" height=\"20\" \/><\/a><\/p>\n<p>Twitter\u306e\u30e6\u30fc\u30b6\u30fc<a href=\"https:\/\/twitter.com\/mickeyftnt\">@mickeyftnt<\/a>\u306f\u3001\u79c1\u304cVirusTotal\u3067\u6563\u3005\u898b\u3066\u304d\u305f<span class=\"lang:default decode:true crayon-inline \">http:\/\/f\/<\/span> \u3068\u306f\u7570\u306a\u308b\u30d1\u30bf\u30fc\u30f3\u3092\u4f7f\u7528\u3057\u305f\u30d0\u30ea\u30a2\u30f3\u30c8\u3092\u898b\u3064\u3051\u305f\u3053\u3068\u3092\u77e5\u3089\u305b\u3066\u304f\u308c\u307e\u3057\u305f\u3002\u3053\u306e\u30d0\u30ea\u30a2\u30f3\u30c8\u306f<span class=\"lang:default decode:true crayon-inline \">http:\/\/g\/<\/span> \u3092\u4f7f\u7528\u3057\u3066\u304a\u308a\u3001<span class=\"lang:default decode:true crayon-inline \">eval<\/span>\u00a0\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u306e\u5f8c\u306b\u30b9\u30da\u30fc\u30b9\u3092\u542b\u3093\u3067\u3044\u307e\u3057\u305f\u3002Microsoft\u306f\u3001<a href=\"https:\/\/docs.microsoft.com\/en-us\/powershell\/module\/exchange\/set-oabvirtualdirectory?view=exchange-ps\">ExternalUrl<\/a>\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u300c\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e\u5916\u90e8\u304b\u3089\u4eee\u60f3\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u63a5\u7d9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308bURL\u3092\u6307\u5b9a\u3059\u308b\u3082\u306e\u3067\u3042\u308b\u300d\u3068\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u79c1\u305f\u3061\u306f\u3001\u6b63\u5f53\u306a\u30d5\u30a1\u30a4\u30eb\u3067\u306f\u3001\u305d\u308c\u304c\u89e3\u6c7a\u53ef\u80fd\u306a\u30c9\u30e1\u30a4\u30f3\u3067\u3042\u3063\u3066\u3082\u3001\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u653b\u6483\u3092\u6a5f\u80fd\u3055\u305b\u308b\u305f\u3081\u306b\u306f\u5148\u982d\u306e<span class=\"lang:default decode:true crayon-inline \">http<\/span> \u304c\u5024\u3068\u3057\u3066\u53d7\u3051\u5165\u308c\u3089\u308c\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u63a8\u6e2c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002URL\u306e\u3053\u306e\u90e8\u5206\u306f\u5b9f\u969b\u306b\u653b\u6483\u3092\u884c\u3046\u4e0a\u3067\u610f\u5473\u306e\u3042\u308b\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u52d5\u4f5c\u306b\u3082\u5f71\u97ff\u3057\u307e\u305b\u3093\u304c\u3001<span class=\"lang:default decode:true crayon-inline \">http:\/\/f\/<\/span> \u306f\u3001\u660e\u3089\u304b\u306bHafnium\u306b\u3088\u308b\u3082\u306e\u3067\u306f\u306a\u304f\u3066\u3082\u3001\u307b\u3068\u3093\u3069\u306e\u653b\u6483\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<span class=\"lang:default decode:true crayon-inline \">http:\/\/g\/<\/span>\u00a0\u30d0\u30ea\u30a2\u30f3\u30c8\u306f\u305d\u308c\u81ea\u4f53\u304c\u3001\u6ce8\u76ee\u3059\u308b\u4fa1\u5024\u306e\u3042\u308a\u305d\u3046\u306a\u4ed6\u306e\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3068\u540c\u69d8\u306b\u3001\u79c1\u306e\u8208\u5473\u3092\u305d\u305d\u308b\u3082\u306e\u3067\u3057\u305f\u3002\u3059\u3067\u306b\u3053\u3053\u3067\u8aac\u660e\u3057\u305f\u4ee5\u5916\u306e\u30d1\u30bf\u30fc\u30f3\u306f\u898b\u3064\u304b\u3063\u3066\u3044\u306a\u3044\u3068\u3057\u3066\u3082\u3067\u3059\u3002<\/p>\n<p><a href=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-05.png\" rel=\"wpdevart_lightbox\"><img  class=\"aligncenter wp-image-117419 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-05.png\" alt=\"ExternalURL 6\" width=\"900\" height=\"28\" \/><\/a>\u3079\u3064\u306eTwitter\u30e6\u30fc\u30b6\u30fc<a href=\"https:\/\/twitter.com\/krausedw\">@krausedw<\/a>\u306f\u3001\u7279\u5b9a\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306e\u56de\u907f\u3092\u8a66\u307f\u308b\u305f\u3081\u306b<span class=\"lang:default decode:true crayon-inline \">unsafe<\/span>\u00a0\u3068\u3044\u3046\u5358\u8a9e\u3092\u5206\u5272\u3057\u3066\u3044\u308b\u30b5\u30f3\u30d7\u30eb\u3068\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u3092\u660e\u793a\u7684\u306b\u30b3\u30fc\u30eb\u30a2\u30a6\u30c8\u3059\u308bC#\u30b5\u30f3\u30d7\u30eb\u306e\u5b58\u5728\u3092\u6c17\u4ed8\u304b\u305b\u3066\u304f\u308c\u307e\u3057\u305f\u3002<\/p>\n<p><strong>JScript unsafe<\/strong><\/p>\n<p><a href=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-06.png\" rel=\"wpdevart_lightbox\"><img  class=\"aligncenter wp-image-117421 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-06.png\" alt=\"ExternalURL 7\" width=\"900\" height=\"22\" \/><\/a><\/p>\n<p><strong>C#<\/strong><\/p>\n<p><a href=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-07.png\" rel=\"wpdevart_lightbox\"><img  class=\"aligncenter wp-image-117423 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-07.png\" alt=\"ExternalURL 8\" width=\"906\" height=\"13\" \/><\/a><\/p>\n<p>\u6700\u5f8c\u306b\u3001Base64\u6587\u5b57\u5217\u3092\u30ad\u30fc\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u30d0\u30ea\u30a2\u30f3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><strong>Base64<\/strong><\/p>\n<p><a href=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-08.png\" rel=\"wpdevart_lightbox\"><img  class=\"aligncenter wp-image-117425 lozad\"  data-src=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2021\/03\/china-chopper-08.png\" alt=\"ExternalURL 9\" width=\"922\" height=\"12\" \/><\/a><\/p>\n<h2><a id=\"post-117291-_9d966xylr66h\"><\/a>\u7d50\u8ad6<\/h2>\n<p>\u79c1\u305f\u3061\u306fOAB\u69cb\u6210\u3067\u898b\u3064\u304b\u3063\u305f\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u307b\u3093\u306e\u6570\u500b\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u5206\u6790\u306b\u57fa\u3065\u3044\u3066\u3001\u5c0f\u3055\u306a\u60c5\u5831\u306a\u3069\u306e\u65ad\u7247\u304b\u3089\u653b\u6483\u6d3b\u52d5\u306e\u5168\u4f53\u50cf\u3092\u3064\u304b\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u8106\u5f31\u6027\u3092\u5229\u7528\u3059\u308b\u653b\u6483\u30b0\u30eb\u30fc\u30d7\u304c\u591a\u6570\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u306b\u5927\u898f\u6a21\u30b9\u30ad\u30e3\u30f3\u3084\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u304c\u540c\u4e00\u30b7\u30b9\u30c6\u30e0\u3092\u6a19\u7684\u306b\u3057\u3046\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u660e\u3089\u304b\u306a\u3088\u3046\u3067\u3059\u3002\u6700\u5f8c\u306b\u3001\u30c9\u30ed\u30c3\u30d7\u3055\u308c\u308b\u30b3\u30fc\u30c9\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u306f\u8907\u6570\u3042\u308a\u3001\u653b\u6483\u304c\u7e70\u308a\u8fd4\u3057\u884c\u308f\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u5506\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u60c5\u5831\u3084\u30d5\u30a1\u30a4\u30eb\u304c\u3055\u3089\u306b\u63d0\u4f9b\u3055\u308c\u305f\u5834\u5408\u306f\u3053\u306e\u5206\u6790\u7d50\u679c\u3092\u898b\u76f4\u3059\u5fc5\u8981\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u73fe\u6642\u70b9\u3067\u3082\u3001\u30a4\u30d9\u30f3\u30c8\u306e\u30af\u30e9\u30b9\u30bf\u3068\u3068\u3082\u306b\u3001\u3044\u3064\u3001\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u3069\u3093\u306a\u653b\u6483\u304c\u3069\u306e\u3050\u3089\u3044\u306e\u983b\u5ea6\u3067\u884c\u308f\u308c\u3066\u304d\u305f\u306e\u304b\u306b\u3064\u3044\u3066\u7406\u89e3\u3067\u304d\u308b\u7a0b\u5ea6\u306b\u306f\u5341\u5206\u306a\u95a2\u9023\u304c\u898b\u3048\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2><a id=\"post-117291-_tqvm0wmlalkt\"><\/a>\u8ffd\u52a0\u8cc7\u6599<\/h2>\n<ul>\n<li><a href=\"https:\/\/unit42.paloaltonetworks.jp\/microsoft-exchange-server-vulnerabilities\/\">\u8105\u5a01\u306e\u8a55\u4fa1: Microsoft Exchange Server\u306b\u304a\u3051\u308b4\u3064\u306e\u30bc\u30ed\u30c7\u30a4\u8106\u5f31\u6027\u306e\u60aa\u7528\u304c\u6d3b\u767a\u5316<\/a><\/li>\n<li><a href=\"https:\/\/blog.paloaltonetworks.com\/security-operations\/attacks-targeting-microsoft-exchange\/\">Microsoft Exchange Server\u3092\u6a19\u7684\u3068\u3057\u305f\u6700\u8fd1\u306e\u653b\u6483\u306e\u635c\u7d22<\/a><\/li>\n<li><a href=\"https:\/\/www.microsoft.com\/security\/blog\/2021\/03\/02\/hafnium-targeting-exchange-servers\/\">HAFNIUM targeting Exchange Servers with 0-day exploits<\/a><\/li>\n<li><a href=\"https:\/\/www.volexity.com\/blog\/2021\/03\/02\/active-exploitation-of-microsoft-exchange-zero-day-vulnerabilities\/\">Operation Exchange Marauder: Active Exploitation of Multiple Zero-Day Microsoft Exchange Vulnerabilities<\/a><\/li>\n<li><a href=\"https:\/\/blog.rapid7.com\/2021\/03\/03\/mass-exploitation-of-exchange-server-zero-day-cves-what-you-need-to-know\/\">Mass Exploitation of Exchange Server Zero-Day CVEs: What You Need to Know<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 \u6700\u8fd1Microsoft\u304cMicrosoft Exchange Server\u306e4\u3064\u306e\u30bc\u30ed\u30c7\u30a4\u8106\u5f31\u6027\u306b\u95a2\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u66f4\u65b0\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u516c\u958b\u3057\u307e\u3057\u305f\u3002\u4e2d\u56fd\u653f\u5e9c\u306e\u652f\u63f4\u3092\u53d7\u3051\u3001\u56fd\u5916\u306b\u5411\u3051\u3066\u6d3b\u52d5\u3092\u884c\u3063\u3066\u3044\u308b\u3068\u601d\u308f\u308c\u308b \u30cf\u30c3\u30ab<\/p>\n","protected":false},"author":135,"featured_media":134268,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[4469,4428,4470],"tags":[4935,6023,6106,5085],"product_categories":[4346,4442,4443,4448,4451,4456],"coauthors":[422],"class_list":["post-117405","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vulnerabilities","category-threat-research-ja","category-vulnerabilities-ja","tag-china-chopper-ja","tag-cve-2021-27065-ja","tag-hafnium","tag-microsoft-exchange-server-ja","product_categories-advanced-threat-prevention","product_categories-advanced-threat-prevention-ja","product_categories-advanced-url-filtering-ja","product_categories-cortex-xdr-ja","product_categories-cortex-xsoar-ja","product_categories-next-generation-firewall-ja"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium 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Web\u30b7\u30a7\u30eb\u3092\u4f7f\u7528\u3057\u305fMicrosoft Exchange Server\u306b\u5bfe\u3059\u308b\u653b\u6483\u306e\u5206\u6790\" \/>\n<meta property=\"og:description\" content=\"Microsoft Exchange Server \u306b\u5bfe\u3059\u308b\u6700\u8fd1\u306e\u653b\u6483\u306b\u3064\u3044\u3066\u8abf\u67fb\u3057\u307e\u3057\u305f\u3002\u653b\u6483\u306e\u6027\u8cea\u3084\u624b\u53e3\u306b\u95a2\u3059\u308b\u77e5\u898b\u3092\u5171\u6709\u3057\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/unit42.paloaltonetworks.com\/ja\/china-chopper-webshell\/\" \/>\n<meta property=\"og:site_name\" content=\"Unit 42\" \/>\n<meta property=\"article:published_time\" content=\"2021-03-11T08:57:57+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-03-17T23:23:41+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/unit42.paloaltonetworks.com\/wp-content\/uploads\/2024\/06\/04_Cybercrime_Category_1920x900.jpg\" \/>\n\t<meta property=\"og:image:width\" 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