{"id":42019,"date":"2017-09-07T13:00:21","date_gmt":"2017-09-07T20:00:21","guid":{"rendered":"https:\/\/www.paloaltonetworks.com\/blog\/?p=42019"},"modified":"2017-09-19T11:40:34","modified_gmt":"2017-09-19T18:40:34","slug":"unit42-threat-brief-patch-today-dont-get-burned-android-toast-overlay-attack","status":"publish","type":"post","link":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/2017\/09\/unit42-threat-brief-patch-today-dont-get-burned-android-toast-overlay-attack\/?lang=zh-hans","title":{"rendered":"\u5a01\u80c1\u7b80\u62a5\uff1a\u5373\u523b\u5b89\u88c5\u8865\u4e01\u7a0b\u5e8f\uff0c\u4ee5\u514d\u53d7\u5230 Android Toast \u8986\u76d6\u7684\u653b\u51fb"},"content":{"rendered":"<p>\u4eca\u5929\uff0cPalo Alto Networks Unit 42 \u7814\u7a76\u4eba\u5458\u53d1\u5e03\u4e86\u5173\u4e8e\u5f71\u54cd Google Android \u5e73\u53f0\u7684\u65b0\u578b\u9ad8\u4e25\u91cd\u6027\u6f0f\u6d1e\u7684<a href=\"https:\/\/www.paloaltonetworks.com\/blog\/2017\/09\/unit42-android-toast-overlay-attack-cloak-and-dagger-with-no-permissions\/\">\u8be6\u7ec6\u4fe1\u606f<\/a>\u3002<a href=\"https:\/\/source.android.com\/security\/bulletin\/2017-09-01\" rel=\"nofollow,noopener\" >2017 \u5e74 9 \u6708 Android \u5b89\u5168\u516c\u544a<\/a>\u4e2d\u63d0\u4f9b\u4e86\u7528\u4e8e\u4fee\u590d\u8be5\u6f0f\u6d1e\u7684\u8865\u4e01\u3002\u8fd9\u79cd\u65b0\u578b\u6f0f\u6d1e\u4e0d\u4f1a\u5f71\u54cd\u6700\u65b0\u7248\u672c <a href=\"https:\/\/www.android.com\/versions\/oreo-8-0\/\" rel=\"nofollow,noopener\" >Android 8.0 Oreo<\/a>\uff0c\u4f46\u4f1a\u5f71\u54cd\u6240\u6709\u4e4b\u524d\u7684 Android \u7248\u672c\u3002\u67d0\u4e9b\u6076\u610f\u8f6f\u4ef6\u4f1a\u901a\u8fc7\u672c\u6587\u5217\u51fa\u7684\u4e00\u4e9b\u9014\u5f84\u8fdb\u884c\u6f0f\u6d1e\u5229\u7528\uff0c\u4f46 Palo Alto Networks Unit 42 \u76ee\u524d\u5e76\u672a\u53d1\u73b0\u9488\u5bf9\u8fd9\u4e00\u7279\u5b9a\u6f0f\u6d1e\u8fdb\u884c\u7684\u4efb\u4f55\u653b\u51fb\u3002\u7531\u4e8e Android 8.0 \u7248\u672c\u76f8\u5bf9\u8f83\u65b0\uff0c\u8fd9\u610f\u5473\u7740\u51e0\u4e4e\u6240\u6709 Android \u7528\u6237\u90fd\u5e94\u7acb\u5373\u91c7\u53d6\u884c\u52a8\uff0c\u5b89\u88c5\u9488\u5bf9\u6b64\u6f0f\u6d1e\u7684\u66f4\u65b0\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u6211\u4eec\u7684\u7814\u7a76\u4eba\u5458\u53d1\u73b0\u5229\u7528\u8be5\u6f0f\u6d1e\u80fd\u591f\u66f4\u5bb9\u6613\u53d1\u8d77\u201c\u8986\u76d6\u653b\u51fb\u201d\uff0c\u8fd9\u662f\u4e00\u79cd\u9488\u5bf9 Android \u5e73\u53f0\u7684\u5df2\u77e5\u653b\u51fb\u7c7b\u578b\u3002\u6b64\u7c7b\u653b\u51fb\u6700\u6709\u53ef\u80fd\u7528\u4e8e\u5728\u7528\u6237\u7684 Android \u8bbe\u5907\u4e0a\u5b89\u88c5\u6076\u610f\u8f6f\u4ef6\uff0c\u8fd8\u53ef\u7528\u4e8e\u4f7f\u6076\u610f\u8f6f\u4ef6\u5b8c\u5168\u63a7\u5236\u8bbe\u5907\u3002\u5728\u6700\u574f\u7684\u60c5\u51b5\u4e0b\uff0c\u8be5\u6f0f\u6d1e\u53ef\u5bfc\u81f4\u624b\u673a\u65e0\u6cd5\u4f7f\u7528\uff08\u5373\u201c\u53d8\u7816\u201d\uff09\u6216\u5b89\u88c5\u4efb\u610f\u6076\u610f\u8f6f\u4ef6\uff0c\u5305\u62ec\uff08\u4f46\u4e0d\u9650\u4e8e\uff09\u52d2\u7d22\u8f6f\u4ef6\u6216\u4fe1\u606f\u7a83\u53d6\u7a0b\u5e8f\u3002\u7b80\u5355\u8bf4\u6765\uff0c\u8be5\u6f0f\u6d1e\u53ef\u7528\u4e8e\u63a7\u5236\u3001\u9501\u5b9a\u88ab\u653b\u51fb\u8bbe\u5907\u5e76\u5728\u4e4b\u540e\u7a83\u53d6\u4fe1\u606f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u5728\u201c\u8986\u76d6\u653b\u51fb\u201d\u4e2d\uff0c\u653b\u51fb\u8005\u7684\u5e94\u7528\u4f1a\u5728\u8bbe\u5907\u4e0a\u8fd0\u884c\u7684\u5176\u4ed6\u7a97\u53e3\u548c\u5e94\u7528\u4e0a\u7ed8\u5236\uff08\u6216\u8005\u8bf4\u201c\u8986\u76d6\u201d\uff09\u4e00\u4e2a\u7a97\u53e3\u3002\u5982\u679c\u5f97\u901e\uff0c\u5219\u653b\u51fb\u8005\u5c06\u4f1a\u8bf1\u9a97\u7528\u6237\uff0c\u4f7f\u5176\u5c06\u81ea\u5df1\u70b9\u51fb\u7684\u5165\u4fb5\u7a97\u53e3\u5f53\u4f5c\u6b63\u5e38\u7a97\u53e3\u3002\u5728\u56fe 1 \u7684\u793a\u4f8b\u4e2d\uff0c\u653b\u51fb\u8005\u8ba9\u7528\u6237\u4ee5\u4e3a\u81ea\u5df1\u662f\u5728\u901a\u8fc7\u5355\u51fb\u6765\u5b89\u88c5\u8865\u4e01\uff0c\u4f46\u5b9e\u9645\u4e0a\u7528\u6237\u5355\u51fb\u540e\u4f1a\u6388\u4e88 Porn Droid \u6076\u610f\u8f6f\u4ef6\u5bf9\u8bbe\u5907\u7684\u5b8c\u5168\u7ba1\u7406\u5458\u6743\u9650\u3002<\/p>\n<p><div style=\"max-width:100%\" data-width=\"623\"><span class=\"ar-custom\" style=\"padding-bottom:94.06%;\"><img loading=\"lazy\" decoding=\"async\"  class=\"alignnone size-full wp-image-41809 lozad\"  data-src=\"https:\/\/www.paloaltonetworks.com\/blog\/wp-content\/uploads\/2017\/09\/AndroidToast_7.png\" alt=\"AndroidToast_7\" width=\"623\" height=\"586\" \/><\/span><\/div><\/p>\n<p>\u56fe 1\uff1a\u4f2a\u9020\u7684\u8865\u4e01\u5b89\u88c5\u7a0b\u5e8f\u4e0b\u6240\u8986\u76d6\u7684\u6076\u610f\u8f6f\u4ef6\u6b63\u5728\u8bf7\u6c42\u83b7\u53d6\u7ba1\u7406\u6743\u9650<\/p>\n<p>\u60a8\u53ef\u4ee5\u770b\u5230\u8fd9\u79cd\u653b\u51fb\u662f\u5982\u4f55\u8bf1\u9a97\u7528\u6237\u65e0\u610f\u4e2d\u5728\u8bbe\u5907\u4e0a\u5b89\u88c5\u6076\u610f\u8f6f\u4ef6\u7684\u3002\u5b83\u8fd8\u53ef\u7528\u4e8e\u6388\u4e88\u6076\u610f\u8f6f\u4ef6\u5bf9\u8bbe\u5907\u7684\u5b8c\u5168\u7ba1\u7406\u6743\u9650\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u8986\u76d6\u653b\u51fb\u4e5f\u53ef\u901a\u8fc7\u5728\u8bbe\u5907\u4e0a\u663e\u793a\u65e0\u6cd5\u5173\u95ed\u7684\u7a97\u53e3\uff0c\u4ece\u800c\u521b\u9020\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\u3002\u8fd9\u6b63\u662f\u653b\u51fb\u8005\u5728\u79fb\u52a8\u8bbe\u5907\u4e0a\u53d1\u8d77\u52d2\u7d22\u8f6f\u4ef6\u653b\u51fb\u6240\u4f7f\u7528\u7684\u65b9\u5f0f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u5f53\u7136\uff0c\u8986\u76d6\u653b\u51fb\u53ef\u5728\u4e00\u6b21\u653b\u51fb\u4e2d\u5b9e\u73b0\u4ee5\u4e0b\u4e09\u4e2a\u76ee\u7684\uff1a<\/p>\n<ol>\n<li>\u8bf1\u9a97\u7528\u6237\u5728\u8bbe\u5907\u4e0a\u5b89\u88c5\u6076\u610f\u8f6f\u4ef6\u3002<\/li>\n<li>\u8bf1\u9a97\u7528\u6237\u6388\u4e88\u6076\u610f\u8f6f\u4ef6\u5bf9\u8bbe\u5907\u7684\u5b8c\u5168\u7ba1\u7406\u6743\u9650\u3002<\/li>\n<li>\u4f7f\u7528\u8986\u76d6\u653b\u51fb\u9501\u5b9a\u8bbe\u5907\u5e76\u4ee5\u6b64\u7d22\u8981\u8d4e\u91d1\u3002<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>\u8986\u76d6\u653b\u51fb\u5e76\u4e0d\u662f\u65b0\u751f\u4e8b\u7269\uff0c\u6b64\u524d\u5c31\u5df2\u7ecf\u5f15\u8d77\u8fc7\u4eba\u4eec\u7684\u5173\u6ce8\u3002\u4f46\u5728\u6b64\u4e4b\u524d\uff0c\u6839\u636e <a href=\"http:\/\/iisp.gatech.edu\/sites\/default\/files\/documents\/ieee_sp17_cloak_and_dagger_final.pdf\" rel=\"nofollow,noopener\" >IEEE \u5b89\u5168\u4e0e\u9690\u79c1\u671f\u520a<\/a>\u4e2d\u7684\u6700\u65b0\u7814\u7a76\u7ed3\u679c\uff0c\u6240\u6709\u4eba\u90fd\u8ba4\u4e3a\u8bd5\u56fe\u53d1\u8d77\u8986\u76d6\u653b\u51fb\u7684\u6076\u610f\u5e94\u7528\u8981\u60f3\u6210\u529f\uff0c\u5fc5\u987b\u514b\u670d\u4e24\u5927\u969c\u788d\uff1a<\/p>\n<p>&nbsp;<\/p>\n<ol>\n<li>\u5fc5\u987b\u5728\u5b89\u88c5\u65f6\u660e\u786e\u8981\u6c42\u7528\u6237\u6388\u4e88\u5176\u201cdraw on top\u201d\u6743\u9650\u3002<\/li>\n<li>\u5fc5\u987b\u901a\u8fc7 Google Play \u8fdb\u884c\u5b89\u88c5\u3002<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>\u8fd9\u4e9b\u90fd\u662f\u91cd\u8981\u7684\u7f13\u89e3\u56e0\u7d20\uff0c\u6b63\u56e0\u5982\u6b64\uff0c\u8986\u76d6\u653b\u51fb\u5e76\u6ca1\u6709\u88ab\u89c6\u4e3a\u4e25\u91cd\u5a01\u80c1\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4f46\u662f\uff0c\u6211\u4eec\u65b0\u7684 Unit 42 \u7814\u7a76\u663e\u793a\uff0c\u6709\u4e00\u79cd\u9014\u5f84\u53ef\u4ee5\u7ed5\u8fc7\u8fd9\u4e9b\u7f13\u89e3\u56e0\u7d20\u53d1\u8d77\u8986\u76d6\u653b\u51fb\u3002\u6211\u4eec\u7684\u7814\u7a76\u4eba\u5458\u53d1\u73b0\uff0c\u5982\u679c\u6076\u610f\u5e94\u7528\u5229\u7528\u8fd9\u4e2a\u65b0\u6f0f\u6d1e\uff0c\u90a3\u4e48\u5b83\u53ea\u9700\u5b89\u88c5\u5728\u8bbe\u5907\u4e0a\u5373\u53ef\u53d1\u8d77\u8986\u76d6\u653b\u51fb\u3002\u7279\u522b\u662f\uff0c\u8fd9\u610f\u5473\u7740\u6765\u81ea\u7f51\u7ad9\u548c\u9664 Google Play \u4e4b\u5916\u7684\u5176\u4ed6\u5e94\u7528\u5546\u5e97\u7684\u6076\u610f\u5e94\u7528\u5747\u53ef\u53d1\u8d77\u8986\u76d6\u653b\u51fb\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u6765\u81ea\u7f51\u7ad9\u548c\u9664 Google Play \u4e4b\u5916\u7684\u5176\u4ed6\u5e94\u7528\u5546\u5e97\u7684\u5e94\u7528\u662f\u5168\u7403 Android \u6076\u610f\u8f6f\u4ef6\u7684\u91cd\u8981\u6765\u6e90\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u5176\u4e2d\u4e00\u4e2a\u7279\u5b9a\u6f0f\u6d1e\u53ef\u5f71\u54cd\u540d\u4e3a\u201c<a href=\"https:\/\/developer.android.com\/guide\/topics\/ui\/notifiers\/toasts.html\" rel=\"nofollow,noopener\" >Toast<\/a>\u201d\uff08\u5410\u53f8\uff09\u7684 Android \u529f\u80fd\u3002\u201cToast\u201d\u662f\u4e00\u79cd\u5728\u5c4f\u5e55\u4e0a\u201c\u5f39\u51fa\u201d\uff08\u5c31\u50cf\u70e4\u5410\u53f8\u4e00\u6837\uff09\u7684\u901a\u77e5\u7a97\u53e3\u3002\u201cToast\u201d\u901a\u5e38\u7528\u4e8e\u5728\u5176\u4ed6\u5e94\u7528\u4e4b\u4e0a\u663e\u793a\u6d88\u606f\u548c\u901a\u77e5\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4e0e Android \u4e2d\u7684\u5176\u4ed6\u7a97\u53e3\u7c7b\u578b\u4e0d\u540c\uff0cToast \u4e0d\u9700\u8981\u76f8\u540c\u7684\u6743\u9650\uff0c\u56e0\u6b64\u9002\u7528\u4e8e\u4ee5\u524d\u7684\u8986\u76d6\u653b\u51fb\u7684\u7f13\u89e3\u56e0\u7d20\u5728\u6b64\u5e76\u4e0d\u9002\u7528\u3002\u6b64\u5916\uff0c\u6211\u4eec\u7684\u7814\u7a76\u4eba\u5458\u4e5f\u5df2\u6982\u8ff0\u4e86\u5982\u4f55\u521b\u5efa\u8986\u76d6\u6574\u4e2a\u5c4f\u5e55\u7684 Toast \u7a97\u53e3\uff0c\u56e0\u6b64\u4f7f\u7528 Toast \u521b\u5efa\u4e0e\u5e38\u89c4\u5e94\u7528\u7a97\u53e3\u529f\u80fd\u76f8\u540c\u7684\u7a97\u53e3\u662f\u53ef\u80fd\u7684\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u6839\u636e\u8fd9\u9879\u6700\u65b0\u7814\u7a76\uff0c\u8986\u76d6\u653b\u51fb\u7684\u98ce\u9669\u4fbf\u5177\u6709\u66f4\u9ad8\u7684\u4e25\u91cd\u6027\u3002\u5e78\u8fd0\u7684\u662f\uff0c\u6700\u65b0\u7248\u672c\u7684 Android \u4ece\u4e00\u5f00\u59cb\u5373\u53ef\u514d\u53d7\u8fd9\u4e9b\u653b\u51fb\u7684\u5f71\u54cd\u3002\u4f46\u662f\uff0c\u5927\u591a\u6570\u4f7f\u7528\u65e7\u7248\u672c Android \u7684\u7528\u6237\u5374\u5bb9\u6613\u53d7\u5230\u653b\u51fb\u3002\u8fd9\u610f\u5473\u7740\u5bf9\u4e8e\u6240\u6709\u4f7f\u7528 8.0 \u4e4b\u524d\u7248\u672c\u7684 Android \u7528\u6237\u6765\u8bf4\uff0c\u66f4\u65b0\u8bbe\u5907\u81f3\u5173\u91cd\u8981\u3002\u60a8\u53ef\u4ee5\u4ece\u79fb\u52a8\u8fd0\u8425\u5546\u548c\u624b\u673a\u5236\u9020\u5546\u5904\u4e86\u89e3\u5173\u4e8e\u8865\u4e01\u548c\u66f4\u65b0\u53ef\u7528\u6027\u7684\u4fe1\u606f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u5f53\u7136\uff0c\u9632\u8303\u6076\u610f\u5e94\u7528\u6700\u597d\u7684\u9014\u5f84\u4e4b\u4e00\u5c31\u662f\u4ec5\u4ece Google Play \u5b89\u88c5 Android \u5e94\u7528\uff0c\u56e0\u4e3a Android \u5b89\u5168\u56e2\u961f\u59cb\u7ec8\u79ef\u6781\u7b5b\u9009\u6076\u610f\u5e94\u7528\u5e76\u4ece\u4e00\u5f00\u59cb\u5c31\u5c06\u5176\u6392\u9664\u5728\u5546\u5e97\u4e4b\u5916\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5a01\u80c1\u7b80\u62a5\uff1a\u5373\u523b\u5b89\u88c5\u8865\u4e01\u7a0b\u5e8f\uff0c\u4ee5\u514d\u53d7\u5230 Android Toast \u8986\u76d6\u7684\u653b\u51fb <\/p>\n","protected":false},"author":287,"featured_media":35272,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3540],"tags":[4333,4336,4381,4387,4384],"coauthors":[3069],"class_list":["post-42019","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-3540","tag-android-zh-hans","tag-cloak-and-dagger-zh-hans","tag-toast-","tag-4387","tag-4384"],"jetpack_featured_media_url":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-content\/uploads\/2017\/03\/Linkedin.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/posts\/42019","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/users\/287"}],"replies":[{"embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/comments?post=42019"}],"version-history":[{"count":3,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/posts\/42019\/revisions"}],"predecessor-version":[{"id":42580,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/posts\/42019\/revisions\/42580"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/media\/35272"}],"wp:attachment":[{"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/media?parent=42019"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/categories?post=42019"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/tags?post=42019"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/coauthors?post=42019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}