{"id":2079,"date":"2022-07-29T13:55:25","date_gmt":"2022-07-29T05:55:25","guid":{"rendered":"https:\/\/blog.billows.com.tw\/?p=2079"},"modified":"2023-02-13T10:41:38","modified_gmt":"2023-02-13T02:41:38","slug":"%e5%b0%88%e5%ae%b6%e5%9c%a8%e6%8a%80%e5%98%89%e5%92%8c%e8%8f%af%e7%a2%a9%e4%b8%bb%e6%a9%9f%e6%9d%bfuefi%e9%9f%8c%e9%ab%94%e4%b8%8a%e7%99%bc%e7%8f%be%e5%90%8d%e7%82%ba%e3%80%8ccosmicstrand%e3%80%8d","status":"publish","type":"post","link":"https:\/\/blog.billows.com.tw\/?p=2079","title":{"rendered":"\u5c08\u5bb6\u5728\u6280\u5609\u548c\u83ef\u78a9<a>\u4e3b\u6a5f\u677f<\/a>UEFI\u97cc\u9ad4\u4e0a\u767c\u73fe\u540d\u70ba\u300cCosmicStrand\u300d\u7684<a>\u60e1\u610f\u7a0b\u5f0f<\/a>"},"content":{"rendered":"\n<p>\u8cc7\u5b89\u516c\u53f8<a href=\"https:\/\/www.kaspersky.com\/blog\/cosmicstrand-uefi-rootkit\/45017\/\">Kaspersky<\/a>(\u5361\u5df4\u65af\u57fa)\u7684\u5b89\u5168\u5a01\u8105\u7814\u7a76\u5718\u968a\u5728 UEFI \u97cc\u9ad4\u767c\u73fe\u4e86\u4e00\u500b\u540d\u70ba\u201cCosmicStrand\u201d\u7684rootkit\u60e1\u610f\u7a0b\u5f0f\uff0c\u5361\u5df4\u65af\u57fa\u5c07\u5176\u6b78\u548e\u65bc\u6703\u8b1b\u4e2d\u6587\u7684\u99ed\u5ba2\u3002UEFI (Unified Extensible Firmware Interface) \u5373\u7d71\u4e00\u53ef\u5ef6\u4f38\u97cc\u9ad4\u4ecb\u9762\uff0c\u7528\u4f86\u5b9a\u7fa9\u4f5c\u696d\u7cfb\u7d71\u8207\u7cfb\u7d71\u97cc\u9ad4\u4e4b\u9593\u7684\u8edf\u9ad4\u4ecb\u9762\uff0c\u4f5c\u70baBIOS\u7684\u66ff\u4ee3\u65b9\u6848\uff0c\u8ca0\u8cac\u555f\u52d5\u88dd\u7f6e\uff0c\u518d\u5c07\u63a7\u5236\u6b0a\u4ea4\u7d66\u8f09\u5165\u4f5c\u696d\u7cfb\u7d71\u7684\u8edf\u9ad4\uff0c\u901a\u5e38\u5b58\u653e\u5728\u4e3b\u6a5f\u677f\u7684\u5feb\u9583\u8a18\u61b6\u9ad4\u4e2d\u3002CosmicStrand \u662f\u5728\u53d7\u611f\u67d3\u7684\u83ef\u78a9\uff08ASUS\uff09\u548c\u6280\u5609\uff08Gigabyte\uff09UEFI\u97cc\u9ad4\u4e2d\u767c\u73fe\u7684 rootkit\u60e1\u610f\u7a0b\u5f0f\uff0c\u5c31\u7b97\u91cd\u65b0\u5b89\u88ddWindows\u6216\u63db\u6389\u786c\u789f\u90fd\u7121\u6cd5\u522a\u9664CosmicStrand\uff0c\u76ee\u524d\u5c1a\u4e0d\u6e05\u695a\u653b\u64ca\u8005\u5982\u4f55\u5c07 rootkit \u6ce8\u5165\u97cc\u9ad4image\u4e2d\u3002<\/p>\n\n\n\n<p>Kaspersky\u7814\u7a76\u4eba\u54e1\u5728\u5831\u544a\u4e2d\u8868\u793a\uff0c\u6ce8\u610f\u5230\u6240\u6709\u9019\u4e9bimage\u90fd\u8207\u4f7f\u7528\u82f1\u7279\u723e(Intel)\u7684H81\u6676\u7247\u7d44\u7684\u8a2d\u8a08\u6709\u95dc\uff0c\u9019\u8868\u660e\u53ef\u80fd\u5b58\u5728\u4e00\u500b\u6f0f\u6d1e\uff0c\u5141\u8a31\u653b\u64ca\u8005\u5c07\u4ed6\u5011\u7684 rootkit \u6ce8\u5165UEFI\u97cc\u9ad4\u7684image\u4e2d\u3002<\/p>\n\n\n\n<p>\u64da\u7a31\uff0c\u78ba\u8a8d\u7684\u53d7\u5bb3\u8005\u662f\u4f4d\u65bc\u4e2d\u570b\u3001\u8d8a\u5357\u3001\u4f0a\u6717\u548c\u4fc4\u7f85\u65af\u7684\u500b\u4eba\uff0c\u8207\u4efb\u4f55\u91cd\u8981\u7d44\u7e54\u6c92\u6709\u660e\u986f\u7684\u95dc\u806f\uff0cRootkit \u662f\u4e00\u7a2e\u80fd\u5920\u5c07\u81ea\u8eab\u5d4c\u5165\u64cd\u4f5c\u7cfb\u7d71\u6700\u6df1\u5c64\u7684\u60e1\u610f\u8edf\u9ad4\u690d\u5165\u7269\uff0c\u70ba\u653b\u64ca\u8005\u63d0\u4f9b\u4e86\u9577\u6642\u9593\u7684\u96b1\u8eab\u548c\u6301\u4e45\u6027\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"865\" height=\"757\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2022\/07\/image-23.png\" alt=\"\" class=\"wp-image-2081\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2022\/07\/image-23.png 865w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2022\/07\/image-23-300x263.png 300w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2022\/07\/image-23-768x672.png 768w\" sizes=\"auto, (max-width: 865px) 100vw, 865px\" \/><figcaption class=\"wp-element-caption\">Photo Credit:\u5361\u5df4\u65af\u57fa<\/figcaption><\/figure>\n\n\n\n<p>CosmicStrand \u662f\u4e00\u500b\u53ea\u6709 96.84KB \u7684\u6a94\u6848\uff0c\u5118\u7ba1\u611f\u67d3\u7684\u521d\u59cb\u5b58\u53d6\u5411\u91cf\u6709\u4e9b\u795e\u79d8\uff0c\u4f46\u653b\u64ca\u5f8c\u7684\u64cd\u4f5c\u6d89\u53ca\u5c0d\u540d\u70ba CSMCORE DXE \u7684\u9a45\u52d5\u7a0b\u5f0f\u9032\u884c\u66f4\u6539\uff0c\u4ee5\u5c07\u7a0b\u5f0f\u78bc\u57f7\u884c\u91cd\u5b9a\u5411\u5230\u653b\u64ca\u8005\u63a7\u5236\u7684\u7db2\u6bb5\uff0c\u8a72\u7db2\u6bb5\u65e8\u5728\u7cfb\u7d71\u555f\u52d5\u671f\u9593\u904b\u884c\uff0c\u6700\u7d42\u5c0e\u81f4\u5728 Windows \u4e2d\u90e8\u7f72\u60e1\u610f\u8edf\u9ad4\u3002\u653b\u64ca\u7684\u76ee\u6a19\u662f\u7be1\u6539\u64cd\u4f5c\u7cfb\u7d71\u8f09\u5165\u904e\u7a0b\uff0c\u5728\u6bcf\u6b21\u555f\u52d5\u6642\u5c07\u5167\u6838\u7d1a\u690d\u5165\u7a0b\u5f0f\u90e8\u7f72\u5230 Windows \u6a5f\u5668\u4e2d\uff0c\u4e26\u4f7f\u7528\u9019\u7a2e\u6839\u6df1\u8482\u56fa\u7684\u5b58\u53d6\u6b0a\u9650\u4f86\u555f\u52d5\u9023\u63a5\u5230\u9060\u7a0b\u4f3a\u670d\u5668\u7684 shellcode \u4ee5\u7372\u53d6\u8981\u5728\u7cfb\u7d71\u4e0a\u57f7\u884c\u7684\u5be6\u969b\u60e1\u610f\u916c\u8f09\u3002<\/p>\n\n\n\n<p>\u96d6\u7136\u5361\u5df4\u65af\u57fa\u767c\u73fe\u7684 CosmicStrand \u8b8a\u7a2e\u662f\u8f03\u65b0\u7684\uff0c\u4f46<a><\/a><a href=\"https:\/\/bbs.360.cn\/thread-14959110-1-1.html\">\u5947\u864e 360<\/a> \u7684\u7814\u7a76\u4eba\u54e1\u5728 2017 \u5e74\u62ab\u9732\u4e86\u6709\u95dc\u8a72\u60e1\u610f\u8edf\u9ad4\u65e9\u671f\u7248\u672c\u7684\u7d30\u7bc0\uff0c\u8a8d\u70ba\u9019\u7a2e\u60e1\u610f\u7a0b\u5f0f\u662f2016-17 \u5e74\u5c31\u5df2\u7d93\u5b58\u5728\u7684Spy Shadow \u7279\u6d1b\u4f0a\u6728\u99ac\u7684\u8b8a\u7a2e\u3002\u6839\u64da\u5947\u864e 360\u7684\u5831\u544a\uff0c\u53d7\u611f\u67d3\u7684\u7cfb\u7d71\u904b\u884c\u5728\u6240\u6709\u8005\u5f9e\u5728\u7dda\u4e0a\u8cfc\u8cb7\u7684\u4e8c\u624b\u83ef\u78a9\u4e3b\u6a5f\u677f\u4e0a\uff0c\u63d0\u51fa\u4e86\u7a0b\u5f0f\u78bc\u4fee\u6539\u53ef\u80fd\u662f\u5f9e\u4e8c\u624b\u7d93\u92b7\u5546\u8655\u7372\u5f97\u5b58\u5728\u5f8c\u9580\u7684\u4e3b\u6a5f\u677f\u7684\u53ef\u80fd\u6027\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\uff0c\u5361\u5df4\u65af\u57fa\u767c\u73feCosmicStrand\u767c\u73fe\u8207\u65e9\u671f\u7684\u6bad\u5c4d\u7db2\u8def\u201cMyKings\u201d \u7684\u7a0b\u5f0f\u78bc\u6a21\u5f0f\u5b58\u5728\u8a31\u591a\u76f8\u4f3c\u4e4b\u8655\u3002My Kings\u8d77\u6e90\u65bc\u4e2d\u570b\uff0c\u56e0\u6b64\u5361\u5df4\u65af\u57fa\u8a8d\u70ba\u65b0\u7684 CosmicStrand rootkit \u4e5f\u6e90\u65bc\u4e2d\u570b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"758\" height=\"1024\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2022\/07\/image-22-758x1024.png\" alt=\"\" class=\"wp-image-2080\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2022\/07\/image-22-758x1024.png 758w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2022\/07\/image-22-222x300.png 222w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2022\/07\/image-22-768x1037.png 768w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2022\/07\/image-22.png 1009w\" sizes=\"auto, (max-width: 758px) 100vw, 758px\" \/><figcaption class=\"wp-element-caption\">Photo Credit: \u5361\u5df4\u65af\u57fa<\/figcaption><\/figure>\n\n\n\n<p>CosmicStrand\u60e1\u610f\u7a0b\u5f0f\u7684\u90e8\u5206\u5165\u4fb5\u6307\u6a19(Indicator of compromise -IOCs):<\/p>\n\n\n\n<p>Hostname:<\/p>\n\n\n\n<p><a href=\"http:\/\/www.erda158.top\">www.erda158.top<\/a><\/p>\n\n\n\n<p>update.bokts.com<\/p>\n\n\n\n<p>SHA 256:<\/p>\n\n\n\n<p>951f74882c1873bfe56e0bff225e3cd5d8964af4f7334182bc1bf0ec9e987a0a<\/p>\n\n\n\n<p>25969ab58383a5fdc53e9861a25c3ed90813e4e5fcc9d8a99df5e9f74b427474<\/p>\n\n\n\n<p>SHA1:<\/p>\n\n\n\n<p>ecbbded5b85f61686377f7592dacb25c264e9908<\/p>\n\n\n\n<p>\u00a0&#8220;\u8f49\u8cbc\u3001\u5206\u4eab\u6216\u5f15\u7528\u6587\u7ae0\u5167\u5bb9\uff0c\u8acb\u8a3b\u660e\u51fa\u8655\u70ba\u7ae3\u76df\u79d1\u6280\u00a0<a href=\"https:\/\/www.billows.com.tw\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.billows.com.tw<\/a>\u00a0, \u4ee5\u514d\u89f8\u6cd5&#8221;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8cc7\u5b89\u516c\u53f8Kaspersky(\u5361\u5df4\u65af\u57fa)\u7684\u5b89\u5168\u5a01\u8105\u7814\u7a76\u5718\u968a\u5728 UEFI \u97cc\u9ad4\u767c\u73fe\u4e86\u4e00\u500b\u540d\u70ba\u201cCosmicStra <a class=\"read-more\" href=\"https:\/\/blog.billows.com.tw\/?p=2079\">READ MORE<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[221],"class_list":["post-2079","post","type-post","status-publish","format-standard","hentry","category-6","tag-cosmicstrand"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/2079","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2079"}],"version-history":[{"count":2,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/2079\/revisions"}],"predecessor-version":[{"id":2418,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/2079\/revisions\/2418"}],"wp:attachment":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2079"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2079"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2079"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}