{"id":11479,"date":"2025-04-16T08:55:45","date_gmt":"2025-04-16T15:55:45","guid":{"rendered":"https:\/\/blogs.infoblox.com\/?p=11479"},"modified":"2025-04-16T07:34:04","modified_gmt":"2025-04-16T14:34:04","slug":"dns-early-detection-protect-against-chrome-zero-day-exploit-cve-2025-2783","status":"publish","type":"post","link":"https:\/\/www.infoblox.com\/blog\/security\/dns-early-detection-protect-against-chrome-zero-day-exploit-cve-2025-2783\/","title":{"rendered":"DNS Early Detection &#8211; Protect against Chrome Zero Day Exploit &#8211; CVE 2025\u20132783"},"content":{"rendered":"<div style=\"border: 1px solid #02bd4d; padding: 30px 20px 20px; margin-bottom: 30px;\">\n<h3>Bulletin<\/h3>\n<p>On Tuesday, March 25, <a href=\"https:\/\/chromereleases.googleblog.com\/2025\/03\/stable-channel-update-for-desktop_25.html\" target=\"_blank\"><strong>Google promptly released<\/strong><\/a><sup>1<\/sup> a patch for a sandbox escape vulnerability in its Chrome browser, following a mid-March publication by <a href=\"https:\/\/www.kaspersky.com\/blog\/forum-troll-apt-with-zero-day-vulnerability\/53215\/\" target=\"_blank\"><strong>Kaspersky threat researchers<\/strong><\/a><sup>2<\/sup> about a professional hacking operation utilizing drive-by download exploits. Infoblox identified the malicious infrastructure used in this attack on February 5, merely three hours after the domain was registered. Other vendors also added this domain two weeks after the attack. <\/p>\n<p><strong>What: <\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/securelist.com\/operation-forumtroll\/115989\/\" target=\"_blank\"><strong>Mid-March 2025, Kaspersky technologies detected<\/strong><\/a><sup>2<\/sup> a wave of infections by previously unknown and highly sophisticated malware targeting hidden Google Chrome web browser vulnerability. In all cases, infection occurred immediately after the victim clicked on a link in a phishing email and visited the attackers\u2019 website &#8211; no further action was required.<\/li>\n<\/ul>\n<p>   <strong>Who: <\/strong><\/p>\n<ul>\n<li>The cyberespionage campaign, dubbed <a href=\"https:\/\/securelist.com\/operation-forumtroll\/115989\/\" target=\"_blank\"><strong>Operation ForumTroll<\/strong><\/a><sup>3<\/sup>, targets Russian organizations, including media outlets, educational institutions, and government agencies.<\/li>\n<li>Attackers sent personalized phishing emails with a malicious link. According to Kaspersky\u2019s researchers, the email phishing lures were disguised as invitations from a scientific forum called \u201cPrimakov Readings\u201d and were designed to trick victims into downloading additional malicious code.<\/li>\n<li>The initial exploit was designed to escape Chrome\u2019s sandbox and work with another exploit that enables remote code execution.<\/li>\n<\/ul>\n<p><strong>Impact: <\/strong><\/p>\n<ul>\n<li>As advanced exploits are often sold on underground forums, other financially motivated actors may adopt these exploits, resulting in further proliferation.<\/li>\n<\/ul>\n<p><strong>Infoblox Detection: <\/strong><\/p>\n<ul>\n<li>The malicious domain, primakovreadings[.]info, used in this attack was discovered by Infoblox Threat Intel and blocked by Infoblox Threat Defense\u2122 on February 5, just three hours after the domain was registered.<\/li>\n<table border=\"1\">\n<thead>\n<tr>\n<th>Publicly Reported Domain<\/th>\n<th>Threat Research Publication Date<\/th>\n<th>Infoblox Discovery<\/th>\n<th>Early Protection Metric<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"code-format\">primakovreadings[.]info<\/td>\n<td><a href=\"https:\/\/securelist.com\/operation-forumtroll\/115989\/\"><strong>3\/20\/25<\/strong><\/a><\/td>\n<td>2\/5\/25<\/td>\n<td>43 days<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img decoding=\"async\" style=\"margin-top:15px;\" class=\"blog-image\" src=\"\/wp-content\/uploads\/dns-early-detection-protect-against-chrome-zero-day-exploit-cve-2025-2783-figure-1.png\" alt=\"Picture 1: Timeline overview from domain registration to vulnerability patch fix.\" \/><\/p>\n<p class=\"image-caption\">Picture 1: Timeline overview from domain registration to vulnerability patch fix.<\/p>\n<li>By using unique DNS telemetry and advanced data science, Infoblox Threat Intel provided an <strong>early detection advantage of 43 days<\/strong> before the first threat research was publicized. Infoblox also flagged this domain as \u201chigh-risk\u201d allowing defenders to automatically block access before the phishing attack.<\/li>\n<\/ul>\n<p><strong>Infoblox Protection and Recommendations : <\/strong><\/p>\n<ul>\n<li>Infoblox customers running in blocking mode using high-risk feeds were protected from this dangerous domain.<\/li>\n<li>Infoblox DNS-based protection offered the first shield against the sophisticated zero-day attack covered under CVE 2025-2783, <strong>48 days ahead<\/strong> of the patch release.<\/li>\n<\/ul>\n<\/div>\n<h3>Recommended Action: <\/h3>\n<p>Request a <a href=\"https:\/\/info.infoblox.com\/sec-ensecurityworkshop-20240901-registration.html\" target=\"_blank\"><strong>security workshop<\/strong><\/a> to learn more about early detection using DNS<\/p>\n<p><strong>Learn more about<\/strong> <a href=\"https:\/\/www.infoblox.com\/threat-intel\/\" target=\"_blank\"><strong>Infoblox Threat Intel<\/strong><\/a> and <a href=\"https:\/\/www.infoblox.com\/products\/threat-defense\/\" target=\"_blank\"><strong>Infoblox Threat Defense<\/strong><\/a><\/p>\n<h3 style=\"font-size: 18px;\">Footnotes<\/h3>\n<ol style=\"font-size: 14px;\">\n<li><a href=\"https:\/\/chromereleases.googleblog.com\/2025\/03\/stable-channel-update-for-desktop_25.html\" target=\"_blank\"><strong>https:\/\/chromereleases.googleblog.com\/2025\/03\/stable-channel-update-for-desktop_25.html<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/www.kaspersky.com\/blog\/forum-troll-apt-with-zero-day-vulnerability\/53215\/\" target=\"_blank\"><strong>https:\/\/www.kaspersky.com\/blog\/forum-troll-apt-with-zero-day-vulnerability\/53215\/<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/securelist.com\/operation-forumtroll\/115989\/\" target=\"_blank\"><strong>https:\/\/securelist.com\/operation-forumtroll\/115989\/<\/strong><\/a><\/li>\n<\/ol>\n<style>\n.green {color: #00bd4d;}\n.image-caption {font-size: 12px;}\n<\/style>\n<p><script>\njQuery('.single h1').html('<span class=\"gradient\">DNS Early Detection<\/span> \u2013 Protect against Chrome Zero Day Exploit - CVE 2025\u20132783');\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bulletin On Tuesday, March 25, Google promptly released1 a patch for a sandbox escape vulnerability in its Chrome browser, following a mid-March publication by Kaspersky threat researchers2 about a professional hacking operation utilizing drive-by download exploits. Infoblox identified the malicious infrastructure used in this attack on February 5, merely three hours after the domain was [&hellip;]<\/p>\n","protected":false},"author":407,"featured_media":11040,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[2],"tags":[1216,1217,1218,1219,740],"class_list":{"0":"post-11479","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-security","8":"tag-zero-day-attack","9":"tag-drive-by-download-exploits","10":"tag-operation-forumtroll","11":"tag-phishing-emails","12":"tag-protective-dns","13":"entry"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>DNS Early Detection - Protect against Chrome Zero Day Exploit - CVE 2025\u20132783<\/title>\n<meta name=\"description\" content=\"On Tuesday, March 25, Google promptly released a patch for a sandbox escape vulnerability in its Chrome browser, following a mid-March publication by Kaspersky threat researchers about a professional hacking operation utilizing drive-by download exploits. 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He started his career in the security industry as a product manager for SIEM solutions. In this role, he enabled security teams around the globe to detect, investigate, and stop threats within their IT infrastructure. Over the past 10 years, Bart has focused on messaging Threat Intelligence solutions as a product marketing manager at McAfee, FireEye-Mandiant, and recently CrowdStrike. As a go-to-market and technical expert, he witnessed firsthand several shifts in cybercriminal tradecraft. Bart currently focuses on communicating the compelling research from the Infoblox Threat Intel team and delivering thought leadership around the uniqueness of DNS-sourced threat intel. Based close to Boston, Massachusetts, he is currently a member of Infoblox\u2019s product and solutions marketing team. Bart holds a master\u2019s degree in Information Technology Management from Post-University of Limburg, Belgium.\",\"url\":\"https:\\\/\\\/www.infoblox.com\\\/blog\\\/author\\\/bart-lenaerts-bergmans\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"DNS Early Detection - Protect against Chrome Zero Day Exploit - CVE 2025\u20132783","description":"On Tuesday, March 25, Google promptly released a patch for a sandbox escape vulnerability in its Chrome browser, following a mid-March publication by Kaspersky threat researchers about a professional hacking operation utilizing drive-by download exploits. 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