{"id":2728,"date":"2023-07-05T17:25:00","date_gmt":"2023-07-05T09:25:00","guid":{"rendered":"https:\/\/blog.billows.com.tw\/?p=2728"},"modified":"2023-07-05T17:25:00","modified_gmt":"2023-07-05T09:25:00","slug":"%e4%b8%ad%e5%9c%8b-apt%e7%b5%84%e7%b9%94%e5%88%a9%e7%94%a8-html%e6%8c%be%e5%b8%b6%e6%89%8b%e6%b3%95%e4%be%86%e6%94%bb%e6%93%8a%e6%ad%90%e6%b4%b2%e5%a4%96%e4%ba%a4%e9%83%a8%e5%92%8c%e5%a4%a7%e4%bd%bf","status":"publish","type":"post","link":"https:\/\/blog.billows.com.tw\/?p=2728","title":{"rendered":"\u4e2d\u570b APT\u7d44\u7e54\u5229\u7528 HTML\u633e\u5e36\u624b\u6cd5\u4f86\u653b\u64ca\u6b50\u6d32\u5916\u4ea4\u90e8\u548c\u5927\u4f7f\u9928"},"content":{"rendered":"\n<p>\u4e2d\u570b\u570b\u5bb6\u7d1a\u99ed\u5ba2\u7d44\u7e54\u88ab\u767c\u73fe\u5229\u7528HTML\u633e\u5e36(HTML Smuggling) \u901a\u904e PlugX \u9060\u7aef\u5b58\u53d6\u6728\u99ac(RAT)\u6ef2\u900f\u5404\u6b50\u6d32\u5916\u4ea4\u90e8\u548c\u5927\u4f7f\u9928\u3002\u64da\u8cc7\u5b89\u516c\u53f8 <a href=\"https:\/\/research.checkpoint.com\/2023\/chinese-threat-actors-targeting-europe-in-smugx-campaign\/\">Check Point<\/a>\u7684\u5831\u544a\uff0c\u7814\u7a76\u4eba\u54e1\u5c07\u8a72\u6d3b\u52d5\u547d\u540d\u70ba SmugX\uff0c\u7a31\u8a72\u6d3b\u52d5\u81f3\u5c11\u81ea 2022 \u5e74 12 \u6708\u4ee5\u4f86\u4e00\u76f4\u5728\u6301\u7e8c\uff0c\u4e26\u88dc\u5145\u8aaa\u9019\u662f\u4e2d\u570b\u99ed\u5ba2\u5c07\u91cd\u9ede\u8f49\u5411\u6b50\u6d32\uff0c\u5229\u7528 HTML\u633e\u5e36\u6280\u8853\u4ee5PlugX\u9060\u7aef\u5b58\u53d6\u6728\u99ac\u611f\u67d3\u76ee\u6a19\u7cfb\u7d71\u3002<\/p>\n\n\n\n<p>HTML\u633e\u5e36\u662f\u4e00\u7a2e\u9ad8\u5ea6\u898f\u907f\u7684\u60e1\u610f\u8edf\u9ad4\u50b3\u64ad\u6280\u8853\uff0c\u5229\u7528\u5408\u6cd5\u7684 HTML5 \u548c JavaScript \u529f\u80fd\u3002\u60e1\u610f\u8ca0\u8f09\u901a\u904e HTML \u9644\u4ef6\u6216\u7db2\u9801\u4e2d\u7684\u7de8\u78bc\u5b57\u4e32\u50b3\u905e\u3002\u60e1\u610f HTML 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Point<\/figcaption><\/figure>\n\n\n\n<p>\u8a72\u6d3b\u52d5\u91dd\u5c0d\u6b50\u6d32\u7684\u653f\u5e9c\u5be6\u9ad4\uff0c\u91cd\u9ede\u662f\u5916\u570b\u548c\u570b\u5167\u653f\u7b56\u5be6\u9ad4\u3002<\/p>\n\n\n\n<p>\u99ed\u5ba2\u4f7f\u7528\u7cbe\u5fc3\u8a2d\u8a08\u7684\u9b5a\u53c9\u5f0f\u7db2\u8def\u91e3\u9b5a\u6d88\u606f\u4f86\u8a98\u9a19\u6536\u4ef6\u4eba\u4e0b\u8f09 JavaScript \u6216 ZIP \u6a94\u6848\u3002\u6253\u958b\u9019\u4e9b\u60e1\u610f HTML \u6587\u6a94\uff0c\u7a0b\u5f0f\u78bc\u4e2d\u5d4c\u5165\u7684\u6709\u6548\u8ca0\u8f09\u5c07\u88ab\u89e3\u78bc\u4e26\u4fdd\u5b58\u5230 JavaScript blob \u4e2d\u3002\u7814\u7a76\u4eba\u54e1\u6ce8\u610f\u5230\uff0cJavaScript \u7a0b\u5f0f\u78bc\u4e0d\u662f\u5229\u7528 HTML\u5143\u7d20\uff0c\u800c\u662f\u52d5\u614b\u5efa\u7acb\u3002 \u60e1\u610f\u7a0b\u5f0f\u78bc\u4f7f\u7528 createObjectURL \u51fd\u6578\u5f9e blob \u5efa\u7acb URL 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class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"601\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2023\/07\/image-1-1024x601.png\" alt=\"\" class=\"wp-image-2730\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2023\/07\/image-1-1024x601.png 1024w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2023\/07\/image-1-300x176.png 300w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2023\/07\/image-1-768x451.png 768w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2023\/07\/image-1.png 1260w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\u6b64\u6d3b\u52d5\u4e2d\u4f7f\u7528\u7684\u4e00\u4e9b\u8a98\u990c-Photo Credit: Check Point<\/figcaption><\/figure>\n\n\n\n<p>\u4e2d\u570bAPT\u99ed\u5ba2\u7d44\u7e54\u4f7f\u7528\u4e86\u591a\u968e\u6bb5\u611f\u67d3\u904e\u7a0b\uff0c\u8a72\u904e\u7a0b\u4f9d\u8cf4\u65bc DLL \u5074\u9762\u52a0\u8f09\u65b9\u6cd5\u4f86\u50b3\u905e PlugX RAT\u3002\u6839\u64daCheck Point\uff0c \u201c\u6211\u5011\u5728\u6b64\u6d3b\u52d5\u6a23\u672c\u4e2d\u770b\u5230\u7684\u4e00\u500b\u986f\u8457\u8b8a\u5316\u662f\uff0c\u8207\u6211\u5011\u904e\u53bb\u770b\u5230\u7684\u7c21\u55ae XOR \u89e3\u5bc6\u76f8\u6bd4\uff0cRC4 \u52a0\u5bc6\u65b9\u6cd5\u7684\u4f7f\u7528\u8d8a\u4f86\u8d8a\u591a\u3002\u52a0\u5bc6\u7684\u914d\u7f6e\u4ecd\u7136\u99d0\u7559\u5728\u6578\u64da\u90e8\u5206\uff0c\u4f46\u5b83\u5728\u914d\u7f6e\u7684\u958b\u982d\u9810\u5148\u6dfb\u52a0\u4e86\u5bc6\u9470\uff0c\u800c\u4e0d\u662f\u50cf\u4e4b\u524d\u7684\u793a\u4f8b\u90a3\u6a23\u653e\u5728\u89e3\u5bc6\u51fd\u6578\u4e2d\u3002\u5728\u6211\u5011\u8abf\u67e5\u6a23\u672c\u7684\u904e\u7a0b\u4e2d\uff0c\u99ed\u5ba2\u767c\u9001\u4e86\u4e00\u500b\u5f9e C&amp;C\u4f3a\u670d\u5668\u767c\u9001\u7684batch scripts\uff0c\u65e8\u5728\u6e05\u9664\u5176\u6d3b\u52d5\u7684\u4efb\u4f55\u75d5\u8de1\u3002\u9019\u500b\u540d\u70ba del_RoboTask Update.bat \u7684\u8173\u672c\u6703\u6d88\u9664\u5408\u6cd5\u7684\u53ef\u57f7\u884c\u6a94\u6848\u3001PlugX \u52a0\u8f09\u7a0b\u5f0fDLL \u4ee5\u53ca\u70ba\u6301\u4e45\u6027\u800c\u5be6\u73fe\u7684\u767b\u9304\u6a5f\u78bc\uff0c\u4e26\u6700\u7d42\u522a\u9664\u81ea\u8eab\u3002\u7814\u7a76\u4eba\u54e1\u6307\u51fa\uff0c\u8a72\u6b78\u56e0\u662f\u57fa\u65bc\u8207 RedDelta \u6216 Mustang Panda \u7684\u6d3b\u52d5\u7684\u76f8\u4f3c\u6027\uff0c\u5305\u62ec\u57fa\u790e\u8a2d\u65bd\u3001\u7528\u65bc\u90e8\u7f72 PlugX \u7684\u8def\u5f91\u4ee5\u53ca\u53d7\u5bb3\u8005\u5b78\u548c\u5f15\u8a98\u7b56\u7565\u3002<\/p>\n\n\n\n<p>SmugX\u6d3b\u52d5\u7684\u90e8\u5206\u5165\u4fb5\u6307\u6a19(Indicator of compromise 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