{"id":26785,"date":"2024-06-12T17:53:18","date_gmt":"2024-06-12T10:53:18","guid":{"rendered":"https:\/\/cdcangiang.vn\/?p=26785"},"modified":"2024-06-19T10:41:34","modified_gmt":"2024-06-19T03:41:34","slug":"bien-phap-phong-tranh-ma-doc-rat","status":"publish","type":"post","link":"https:\/\/cdcangiang.vn\/index.php\/2024\/06\/12\/bien-phap-phong-tranh-ma-doc-rat\/","title":{"rendered":"Bi\u1ec7n ph\u00e1p ph\u00f2ng tr\u00e1nh m\u00e3 \u0111\u1ed9c RAT"},"content":{"rendered":"

G\u1ea7n \u0111\u00e2y, Trung t\u00e2m Gi\u00e1m s\u00e1t an to\u00e0n kh\u00f4ng gian m\u1ea1ng qu\u1ed1c gia (NCSC) \u0111\u00e3 ph\u00e1t hi\u1ec7n l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt tr\u00ean ph\u1ea7n m\u1ec1m Foxit PDF Reader \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 \u0111ang b\u1ecb khai th\u00e1c b\u1edfi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng t\u1ea5n c\u00f4ng \u0111\u1ec3 lan truy\u1ec1n m\u00e3 \u0111\u1ed9c. Trong \u0111\u00f3, c\u00f3 s\u1eed d\u1ee5ng m\u00e3 \u0111\u1ed9c RAT \u0111\u1ec3 ti\u1ebfn h\u00e0nh c\u00e1c chu\u1ed7i t\u1ea5n c\u00f4ng v\u00e0 lan truy\u1ec1n m\u00e3 \u0111\u1ed9c v\u00e0o c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c.<\/span><\/p>\n

Ph\u1ea7n m\u1ec1m Foxit PDF Reader l\u00e0 m\u1ed9t ph\u1ea7n m\u1ec1m \u0111\u1ecdc, xem v\u00e0 qu\u1ea3n l\u00fd c\u00e1c t\u1eadp tin PDF. \u0110\u1ec3 h\u1ea1n ch\u1ebf \u0111\u1ed1i \u0111a kh\u1ea3 n\u0103ng ph\u00e1t t\u00e1n m\u00e3 \u0111\u1ed9c RAT tr\u00ean ph\u1ea7n m\u1ec1m n\u00e0y, bi\u1ec7n ph\u00e1p t\u1ed1t nh\u1ea5t l\u00e0 kh\u00f4ng s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m Foxit PDF Reader \u0111\u1ec3 \u0111\u1ecdc t\u1eadp tin PDF v\u00e0 kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1eddng d\u1eabn ho\u1eb7c website kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c. Th\u1ef1c hi\u1ec7n theo c\u00e1c khuy\u1ebfn c\u00e1o nh\u01b0 sau:<\/span><\/p>\n

1. G\u1ee1 b\u1ecf ph\u1ea7n m\u1ec1m Foxit PDF Reader:<\/strong><\/span><\/p>\n

N\u1ebfu m\u00e1y t\u00ednh c\u00f3 c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m Foxit PDF Reader th\u00ec th\u1ef1c hi\u1ec7n theo c\u00e1c b\u01b0\u1edbc sau \u0111\u00e2y:<\/span><\/p>\n

B\u01b0\u1edbc 1<\/strong>: b\u1ea5m t\u1ed5 h\u1ee3p ph\u00edm:\u00a0 “Window<\/em><\/strong>” + R.<\/span><\/p>\n

B\u01b0\u1edbc 2<\/strong>: T\u1ea1i h\u1ed9p tho\u1ea1i \u201cRun\u201d, nh\u1eadp ch\u1eef \u201cControl panel <\/em><\/strong>\u201d v\u00e0o m\u1ee5c \u201cOpen:\u201d. <\/em><\/strong>Sau \u0111\u00f3, ch\u1ecdn n\u00fat \u201cOK\u201d.<\/span><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 3<\/strong>: Nh\u1ea5p ch\u1ecdn m\u1ee5c \u201cPrograms and features<\/em><\/strong>\u201d<\/span><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 4<\/strong>: T\u00ecm v\u00e0 ch\u1ecdn t\u00ean \u201cFoxit PDF Reader<\/em><\/strong>\u201d \u00e0 ch\u1ecdn n\u00fat \u201cUninstall<\/em><\/strong>\u201d. Ti\u1ebfp theo, ch\u1ecdn \u201cYes\u201d.<\/span><\/p>\n

B\u01b0\u1edbc 5<\/strong>: Ti\u1ebfp t\u1ee5c ch\u1ecdn \u201cYes<\/em><\/strong>\u201d \u0111\u1ec3 g\u1ee1 to\u00e0n b\u1ed9 \u201cd\u1eef li\u1ec7u l\u1ecbch s\u1eed<\/em><\/strong>\u201d c\u1ee7a ph\u1ea7n m\u1ec1m tr\u00ean m\u00e1y t\u00ednh.<\/span><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 6<\/strong>: Ch\u1ecdn \u201cOK<\/em><\/strong>\u201d tr\u00ean h\u1ed9p tho\u1ea1i \u201cFoxit Reader Uninstall <\/em><\/strong>\u201d \u0111\u1ec3 ho\u00e0n t\u1ea5t vi\u1ec7c g\u1ee1 b\u1ecf ph\u1ea7n m\u1ec1m.<\/span><\/p>\n

\"\"<\/p>\n

2. Kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1eddng d\u1eabn ho\u1eb7c website kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c:<\/strong><\/span><\/p>\n

Ng\u01b0\u1eddi d\u00f9ng tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng truy c\u1eadp c\u00e1c \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ebfn website kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn email t\u1eeb ng\u01b0\u1eddi l\u1ea1; t\u1eeb Facebook, Zalo, Tiktok, Youtube. N\u1ebfu nghi ng\u1edd, b\u1ea1n c\u00f3 ki\u1ec3m tra \u0111\u1ecba ch\u1ec9 website \u0111\u00f3 c\u00f3 ch\u1ee9a m\u00e3 \u0111\u1ed9c hay kh\u00f4ng, b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 qu\u00e9t m\u00e3 \u0111\u1ed9c tr\u1ef1c tuy\u1ebfn Sucuri, nh\u01b0 sau:<\/span><\/p>\n

B\u01b0\u1edbc 1:<\/strong> Truy c\u1eadp website: https:\/\/sitecheck.sucuri.net<\/a>. Ti\u1ebfp theo, nh\u1eadp \u0111\u1ecba ch\u1ec9 website mu\u1ed1n ki\u1ec3m tra v\u00e0 ch\u1ecdn n\u00fat \u201cSubmit\u201d.<\/span><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 2:<\/strong> Sau khi qu\u00e9t xong<\/span><\/p>\n

– N\u1ebfu website c\u00f3 ch\u1ee9a m\u00e3 \u0111\u1ed9c s\u1ebd \u0111\u01b0\u1ee3c c\u1ea3nh b\u00e1o \u201cm\u00e0u cam<\/span><\/strong>\u201d, l\u00fac n\u00e0y b\u1ea1n kh\u00f4ng n\u00ean truy c\u1eadp website \u0111\u00f3. N\u1ed9i dung c\u1ea3nh b\u00e1o d\u1ecbch ra nh\u01b0 sau:<\/span><\/p>\n

Waring: Malware Detected c\u00f3 ngh\u0129a l\u00e0: C\u1ea3nh b\u00e1o \u0111\u00e3 ph\u00e1t hi\u1ec7n ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i.<\/span><\/p>\n

Site is Blacklisted c\u00f3 ngh\u0129a l\u00e0: Trang web n\u00e0y b\u1ecb li\u1ec7t v\u00e0o danh s\u00e1ch \u0111en.<\/span><\/p>\n

\"\"<\/p>\n

– <\/strong>N\u1ebfu website kh\u00f4ng c\u00f3 ch\u1ee9a m\u00e3 \u0111\u1ed9c s\u1ebd hi\u1ec3n th\u1ecb \u201cm\u00e0u xanh\u201d, l\u00fac n\u00e0y b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp website \u0111\u00f3.<\/span><\/p>\n

\"\"<\/p>\n

* C\u00e1ch \u0111\u1ecdc t\u1eadp tin PDF b\u1eb1ng tr\u00ecnh duy\u1ec7t Web:<\/strong><\/span><\/p>\n

Sau khi g\u1ee1 b\u1ecf ph\u1ea7n m\u1ec1m Foxit PDF Reader, \u0111\u1ec3 xem \u0111\u01b0\u1ee3c n\u1ed9i dung c\u1ee7a t\u1eadp tin PDF m\u00e0 kh\u00f4ng c\u1ea7n c\u00e0i \u0111\u1eb7t b\u1ea5t c\u1ee9 \u1ee9ng d\u1ee5ng n\u00e0o, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng tr\u00ecnh duy\u1ec7t web \u0111\u1ec3 \u0111\u1ecdc t\u1eadp tin PDF. C\u00f3 02 c\u00e1ch th\u1ef1c hi\u1ec7n nh\u01b0 sau:<\/span><\/p>\n

C\u00e1ch 1<\/strong>: \u0110\u00e2y l\u00e0 c\u00e1ch chung v\u00e0 d\u1ec5 nh\u1ea5t m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho t\u1ea5t c\u1ea3 c\u00e1c tr\u00ecnh duy\u1ec7t. M\u1edf tr\u00ecnh duy\u1ec7t b\u1ea1n s\u1eed d\u1ee5ng nh\u01b0: Google Chrome, Firefox, Microsoft Edge, C\u1ed1c C\u1ed1c. Ti\u1ebfp theo, m\u1edf th\u01b0 m\u1ee5c ch\u1ee9a t\u1eadp tin PDF, k\u00e9o v\u00e0 th\u1ea3 t\u1eadp tin PDF v\u00e0o tr\u00ecnh duy\u1ec7t web \u0111\u00e3 m\u1edf tr\u01b0\u1edbc \u0111\u00f3.<\/span><\/p>\n

\"\"<\/p>\n

K\u1ebft qu\u1ea3<\/strong>:<\/p>\n

\"\"<\/p>\n

C\u00e1ch 2: <\/strong>\u0110\u1ecdc file PDF tr\u00ean tr\u00ecnh duy\u1ec7t web b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i Properties<\/span><\/p>\n

B\u01b0\u1edbc 1:<\/strong> T\u1ea1i th\u01b0 m\u1ee5c ch\u1ee9a t\u1eadp tin PDF, nh\u1ea5p chu\u1ed9t ph\u1ea3i v\u00e0o file v\u00e0 ch\u1ecdn Properties.<\/span><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 2<\/strong>: Ti\u1ebfp t\u1ee5c ch\u1ecdn n\u00fat \u201cChange\u201d<\/strong> \u0111\u1ec3 thay \u0111\u1ed5i c\u00f4ng c\u1ee5 m\u1edf file PDF.<\/span><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 3<\/strong>: Ch\u1ecdn m\u1ed9t trong c\u00e1c tr\u00ecnh duy\u1ec7t web \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb trong m\u1ee5c \u201cOther options<\/strong>\u201d, sau \u0111\u00f3 ch\u1ecdn n\u00fat \u201cOK<\/strong>\u201d. (Google Chrome, Firefox, Microsoft Edge, C\u1ed1c C\u1ed1c)<\/em><\/span><\/p>\n

\"\"<\/p>\n

B\u01b0\u1edbc 4<\/strong>: Cu\u1ed1i c\u00f9ng, b\u1ea1n quay l\u1ea1i giao di\u1ec7n Properties<\/strong>, ch\u1ecdn n\u00fat Apply v\u00e0 OK<\/strong>.<\/span><\/p>\n

\"\"<\/p>\n

Minh C\u01b0\u1eddng – Khoa TT-GDSK, TT.KSBT An Giang<\/em><\/strong><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

G\u1ea7n \u0111\u00e2y, Trung t\u00e2m Gi\u00e1m s\u00e1t an to\u00e0n kh\u00f4ng gian m\u1ea1ng qu\u1ed1c gia (NCSC) \u0111\u00e3 ph\u00e1t hi\u1ec7n l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt tr\u00ean ph\u1ea7n m\u1ec1m Foxit PDF Reader \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 \u0111ang b\u1ecb khai th\u00e1c b\u1edfi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng t\u1ea5n c\u00f4ng \u0111\u1ec3 lan truy\u1ec1n m\u00e3 \u0111\u1ed9c. Trong \u0111\u00f3, c\u00f3 s\u1eed d\u1ee5ng m\u00e3 \u0111\u1ed9c RAT \u0111\u1ec3 […]<\/p>\n","protected":false},"author":3,"featured_media":26786,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"limit_modified_date":"","last_modified_date":"","footnotes":""},"categories":[324,311],"tags":[],"class_list":["post-26785","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bai-viet","category-tin-cds"],"_links":{"self":[{"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/posts\/26785","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/comments?post=26785"}],"version-history":[{"count":2,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/posts\/26785\/revisions"}],"predecessor-version":[{"id":26938,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/posts\/26785\/revisions\/26938"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/media\/26786"}],"wp:attachment":[{"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/media?parent=26785"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/categories?post=26785"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/tags?post=26785"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}