{"id":95006,"date":"2022-02-15T11:22:24","date_gmt":"2022-02-15T02:22:24","guid":{"rendered":"https:\/\/softantenna.com\/blog\/?p=95006"},"modified":"2022-02-15T11:22:24","modified_gmt":"2022-02-15T02:22:24","slug":"microsoft-defender-prevent-windows-passwords-theft","status":"publish","type":"post","link":"https:\/\/softantenna.com\/blog\/microsoft-defender-prevent-windows-passwords-theft\/","title":{"rendered":"Microsoft Defender\u306eWindows\u30d1\u30b9\u30ef\u30fc\u30c9\u76d7\u96e3\u9632\u6b62\u6a5f\u80fd\u304c\u5f37\u5316\u3078"},"content":{"rendered":"<p><img decoding=\"async\" style=\"display:block; margin-left:auto; margin-right:auto;\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2022\/02\/LSASS.jpg\" alt=\"LSASS\" title=\"LSASS.jpg\" border=\"0\" width=\"1001\" height=\"621\" \/><\/p>\n<p>Microsoft\u304c\u3001Windows\u306e\u6a19\u6e96\u30a2\u30f3\u30c1\u30a6\u30a4\u30eb\u30b9\u30bd\u30d5\u30c8\u300cMicrosoft Defender\u300d\u306b\u65b0\u3057\u3044\u300cAttack Surface Reduction (ASR)\u300d\u30eb\u30fc\u30eb\u3092\u8ffd\u52a0\u3057\u3001Windows\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u76d7\u96e3\u9632\u6b62\u6a5f\u80fd\u3092\u5f37\u5316\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3057\u305f(<a href=\"https:\/\/www.bleepingcomputer.com\/news\/microsoft\/microsoft-defender-will-soon-block-windows-password-theft\/\">BleepingComputer<\/a>\u3001<a href=\"https:\/\/www.ghacks.net\/2022\/02\/14\/microsoft-defender-prevent-windows-passwords-from-being-stolen\/\">gHacks<\/a>)\u3002<\/p>\n<p>Windows\u3067\u306f\u3001\u653b\u6483\u8005\u304cWindows\u306e\u8a8d\u8a3c\u6a5f\u80fd\u3092\u53f8\u308b\u300cLocal Security Authority Server Service (LSASS)\u300d\u30d7\u30ed\u30bb\u30b9\u306e\u30e1\u30e2\u30ea\u3092\u30c0\u30f3\u30d7\u3057\u3001Windows\u306e\u8a8d\u8a3c\u60c5\u5831\u3092\u76d7\u3080\u65b9\u6cd5\u304c\u4e00\u822c\u7684\u306b\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002Microsoft Defender\u306f\u3001Mimikatz\u306e\u3088\u3046\u306aLSASS\u306e\u30e1\u30e2\u30ea\u30c0\u30f3\u30d7\u3092\u4f5c\u6210\u3059\u308b\u30c4\u30fc\u30eb\u3092\u30d6\u30ed\u30c3\u30af\u3057\u307e\u3059\u304c\u3001LSASS\u306e\u30e1\u30e2\u30ea\u30c0\u30f3\u30d7\u304c\u4f55\u3089\u304b\u306e\u65b9\u6cd5\u3067\u4f5c\u6210\u3055\u308c\u308c\u3070\u3001\u30c0\u30f3\u30d7\u30d5\u30a1\u30a4\u30eb\u3092\u4ed6\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306b\u9001\u4fe1\u3057\u3066\u653b\u6483\u306b\u60aa\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n<p>Microsoft Defender\u306eCredential Guard\u306f\u89e3\u6c7a\u7b56\u306e\u4e00\u3064\u3067\u3042\u308b\u3082\u306e\u306e\u3001Credential Guard\u306f\u4e00\u90e8\u306e\u30c9\u30e9\u30a4\u30d0\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u30b3\u30f3\u30d5\u30ea\u30af\u30c8\u3092\u5f15\u304d\u8d77\u3053\u3059\u305f\u3081\u3001\u5168\u3066\u306e\u7d44\u7e54\u3067\u6709\u52b9\u5316\u3055\u308c\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u3001LSASS\u3092\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u304b\u3089\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306eAttack Surface Reduction (ASR)\u3068\u547c\u3070\u308c\u308b\u65b0\u3057\u3044\u30eb\u30fc\u30eb\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30eb\u30fc\u30eb\u306fLASS\u3092\u958b\u3053\u3046\u3068\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u30d6\u30ed\u30c3\u30af\u3057\u3001\u30e1\u30e2\u30ea\u30c0\u30f3\u30d7\u306e\u4f5c\u6210\u3092\u4e0d\u53ef\u80fd\u3068\u3059\u308b\u3082\u306e\u3067\u3001\u7ba1\u7406\u8005\u6a29\u9650\u3092\u6301\u3064\u30d7\u30ed\u30b0\u30e9\u30e0\u304cLASS\u3092\u958b\u3053\u3046\u3068\u3057\u305f\u5834\u5408\u3082\u540c\u69d8\u306b\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n<p>ASR\u30eb\u30fc\u30eb\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u6709\u52b9\u3067\u3001\u5b8c\u5168\u306a\u6a5f\u80fd\u306f\u3001\u30d7\u30e9\u30a4\u30de\u30ea\u30a2\u30f3\u30c1\u30a6\u30a3\u30eb\u30b9\u30bd\u30d5\u30c8\u3068\u3057\u3066Microsoft Defender\u3092\u5b9f\u884c\u3057\u3066\u3044\u308bWindows Enterprise\u30e9\u30a4\u30bb\u30f3\u30b9\u3067\u306e\u307f\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u3068\u306e\u3053\u3068\u3002\u305f\u3060\u3057<a href=\"https:\/\/www.bleepingcomputer.com\/news\/microsoft\/microsoft-defender-will-soon-block-windows-password-theft\/\">BleepingComputer<\/a>\u304c\u5b9f\u65bd\u3057\u305f\u30c6\u30b9\u30c8\u3067\u306f\u3001Windows 10\u304a\u3088\u3073Windows 11 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(ASR)\u300d\u30eb\u30fc\u30eb\u3092\u8ffd\u52a0\u3057\u3001Windows\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u76d7\u96e3 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":95007,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[3],"tags":[3298,2701,4387],"class_list":["post-95006","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-windows","tag-windows","tag-windows10","tag-windows11"],"_links":{"self":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/95006","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/comments?post=95006"}],"version-history":[{"count":0,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/95006\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media\/95007"}],"wp:attachment":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media?parent=95006"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/categories?post=95006"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/tags?post=95006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}