{"id":238663,"date":"2026-06-10T02:21:41","date_gmt":"2026-06-10T07:21:41","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/06\/winrar-flaw-exploited-by-russia-aligned-groups-to-deploy-stealers-in-ukraine"},"modified":"2026-06-10T02:21:41","modified_gmt":"2026-06-10T07:21:41","slug":"winrar-flaw-exploited-by-russia-aligned-groups-to-deploy-stealers-in-ukraine","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/06\/winrar-flaw-exploited-by-russia-aligned-groups-to-deploy-stealers-in-ukraine","title":{"rendered":"WinRAR Flaw Exploited by Russia-Aligned Groups to Deploy Stealers in Ukraine"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/winrar-flaw-exploited-by-russia-aligned-groups-to-deploy-stealers-in-ukraine2.jpg\"><\/a><\/p>\n<p>Two Russia-aligned cyber attack campaigns have continued to exploit a security flaw in WinRAR to target Ukrainian organisations, almost a year after patches for the vulnerability were released.<\/p>\n<p>The activity has been attributed by Trend Micro to <a href=\"https:\/\/thehackernews.com\/2026\/06\/gamaredon-exploits-winrar-to-deliver.html\">Earth Dahu<\/a> (aka Gamaredon) and <a href=\"https:\/\/thehackernews.com\/2025\/06\/giftedcrook-malware-evolves-from.html\">SHADOW-EARTH-066<\/a> (aka UAC-0226). It involves the exploitation of <a href=\"https:\/\/thehackernews.com\/2026\/01\/google-warns-of-active-exploitation-of.html\">CVE-2025\u20138088<\/a>, a path traversal flaw that allows an attacker to write files outside the extraction directory via NTFS Alternate Data Streams (ADS). It was patched by WinRAR in July 2025.<\/p>\n<p>The findings show \u201chow unmanaged software keeps an exploited entry point open long after the fix ships,\u201d Trend Micro researchers Hiroyuki Kakara and Feike Hacquebord <a href=\"https:\/\/www.trendmicro.com\/en_us\/research\/26\/f\/old-winrar-flaw-fuels-attacks-on-ukraine.html\">said<\/a> in an analysis published Monday.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Two Russia-aligned cyber attack campaigns have continued to exploit a security flaw in WinRAR to target Ukrainian organisations, almost a year after patches for the vulnerability were released. The activity has been attributed by Trend Micro to Earth Dahu (aka Gamaredon) and SHADOW-EARTH-066 (aka UAC-0226). It involves the exploitation of CVE-2025\u20138088, a path traversal flaw [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-238663","post","type-post","status-publish","format-standard","hentry","category-cybercrime-malcode"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/238663","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=238663"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/238663\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=238663"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=238663"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=238663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}