{"id":4230,"date":"2025-02-10T06:24:53","date_gmt":"2025-02-10T06:24:53","guid":{"rendered":"https:\/\/fusionmindlabs.com\/blogs\/veracore-zero-day-exploited-for-persistent-web-shells\/"},"modified":"2025-02-10T06:24:54","modified_gmt":"2025-02-10T06:24:54","slug":"veracore-zero-day-exploited-for-persistent-web-shells","status":"publish","type":"post","link":"https:\/\/fusionmindlabs.com\/blogs\/veracore-zero-day-exploited-for-persistent-web-shells\/","title":{"rendered":"VeraCore zero-day exploited for persistent web shells"},"content":{"rendered":"\n<\/p>\n<div>\n<p><span class=\"p-author\"><i class=\"icon-font icon-calendar\">\ue802<\/i><span class=\"author\">Feb 10, 2025<\/span><i class=\"icon-font icon-user\">\ue804<\/i><span class=\"author\">Ravie Lakshmanan<\/span><\/span><span class=\"p-tags\">Vulnerability \/ Malware<\/span><\/p>\n<\/div>\n<div id=\"articlebody\">\n<div class=\"separator\" style=\"clear: both;\"><a href=\"https:\/\/blogger.googleusercontent.com\/img\/b\/R29vZ2xl\/AVvXsEiuPQ8gQhQ76WkJdVkaZ-oj_lOiV9wgUabg5eV1tWN36Bur2pDBYFhIcx8eXObbTGq-lB5S5w_1_xqVMPg-XY6vUrSkWwbdQO70pVVUY22pIWRZPnSOmQwsQHMQEybvV2rL8EGMEJosciqa6-ciO_clAhv3r-6qEz3DSUwCY2tJZbSmeLOftfDI3SgaatMw\/s728-rw-e365\/veracod.png\" style=\"clear: left; display: block; float: left;  text-align: center;\" rel=\"nofollow noopener\" target=\"_blank\"><\/a><\/div>\n<p>Threat actors have been observed exploiting multiple security flaws in various software products, including Progress Telerik UI for ASP.NET AJAX and Advantive VeraCore, to drop reverse shells and web shells, and maintain persistent remote access to compromised systems.<\/p>\n<p>The zero-day exploitation of security flaws in VeraCore has been attributed to a threat actor known as <a href=\"https:\/\/thehackernews.com\/2023\/06\/unmasking-xe-group-experts-reveal.html\" rel=\"noopener nofollow\" target=\"_blank\">XE Group<\/a>, a cybercrime group likely of Vietnamese origin that&#8217;s known to be active since at least 2010.<\/p>\n<p>&#8220;XE Group transitioned from credit card skimming to targeted information theft, marking a significant shift in their operational priorities,&#8221; cybersecurity firm Intezer <a href=\"https:\/\/intezer.com\/blog\/research\/xe-group-exploiting-zero-days\/\" rel=\"noopener nofollow\" target=\"_blank\">said<\/a> in a report published in collaboration with Solis Security.<\/p>\n<p>&#8220;Their attacks now target supply chains in the manufacturing and distribution sectors, leveraging new vulnerabilities and advanced tactics.&#8221;<\/p>\n<div class=\"dog_two clear\"><center class=\"cf\"><a href=\"https:\/\/thehackernews.uk\/encrypted-attacks-report-d\" rel=\"nofollow noopener sponsored\" target=\"_blank\" title=\"Cybersecurity\"><img fetchpriority=\"high\" decoding=\"async\" class=\"lazyload\" alt=\"Cybersecurity\" src=\"https:\/\/blogger.googleusercontent.com\/img\/b\/R29vZ2xl\/AVvXsEh6e4c8i_pkXRCFnrtqVIygOrARiVnU3_KUgU5mhPl5V4uj8R1KcQOxRLdZ0xm1Rf5AX_cviUAeiiRkTJCe8HXzOeB363590NBXAMv92N9e7zr4m7aKtDq-Q_gpP9QFWecL0oxcVtmqSg9qrGEGqlDbzwNNFKGJe2nlup4tuL7AZzTm0U501YxPGodOc2Fq\/s728-rw-e100\/zz-d.jpg\" width=\"727\" height=\"90\"\/><\/a><\/center><\/div>\n<p>The vulnerabilities in question are listed below &#8211;<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2024-57968\" rel=\"noopener nofollow\" target=\"_blank\">CVE-2024-57968<\/a><\/strong> (CVSS score: 9.9) &#8211; An unrestricted upload of files with a dangerous type vulnerability that allows remote authenticated users to upload files to unintended folders (Fixed in VeraCode version 2024.4.2.1)<\/li>\n<li><strong><a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2025-25181\" rel=\"noopener nofollow\" target=\"_blank\">CVE-2025-25181<\/a><\/strong> (CVSS score: 5.8) &#8211; An SQL injection vulnerability that allows remote attackers to execute arbitrary SQL commands (No patch available)<\/li>\n<\/ul>\n<p>The latest findings from Intezer and Solis Security show that the shortcomings are being chained to deploy <a href=\"https:\/\/attack.mitre.org\/software\/S0073\/\" rel=\"noopener nofollow\" target=\"_blank\">ASPXSpy<\/a> web shells for unauthorized access to infected systems, in one instance leveraging CVE-2025-25181 as far back as early 2020. The exploitation activity was discovered in November 2024.<\/p>\n<p>The web shells come fitted with capabilities to enumerate the file system, exfiltrate files, and compress them using tools like 7z. The access is also abused to drop a Meterpreter payload that attempts to connect to an actor-controlled server (&#8220;222.253.102[.]94:7979&#8221;) via a Windows socket.<\/p>\n<p>The updated variant of the web shell also incorporates a variety of features to facilitate network scanning, command execution, and running SQL queries to extract critical information or modify existing data.<\/p>\n<p>While previous attacks mounted by XE Group have <a href=\"https:\/\/thehackernews.com\/2023\/03\/multiple-hacker-groups-exploit-3-year.html\" rel=\"noopener nofollow\" target=\"_blank\">weaponized<\/a> known vulnerabilities, namely flaws in Telerik UI for ASP.NET (<a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2017-9248\" rel=\"noopener nofollow\" target=\"_blank\">CVE-2017-9248<\/a> and <a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/cve-2019-18935\" rel=\"noopener nofollow\" target=\"_blank\">CVE-2019-18935<\/a>, CVSS scores: 9.8), the development marks the first time the hacking crew has been attributed to zero-day exploitation, indicating an increase in sophistication.<\/p>\n<p>&#8220;Their ability to maintain persistent access to systems, as seen with the reactivation of a web shell years after initial deployment, highlights the group&#8217;s commitment to long-term objectives,&#8221; researchers Nicole Fishbein, Joakim Kennedy, and Justin Lentz said.<\/p>\n<p>&#8220;By targeting supply chains in the manufacturing and distribution sectors, XE Group not only maximizes the impact of their operations but also demonstrates an acute understanding of systemic vulnerabilities.&#8221;<\/p>\n<p>CVE-2019-18935, which was <a href=\"https:\/\/thehackernews.com\/2021\/07\/top-30-critical-security.html\" rel=\"noopener nofollow\" target=\"_blank\">flagged<\/a> by U.K. and U.S. government agencies in 2021 as one of the most exploited vulnerabilities, has also come under active exploitation as recently as last month to load a reverse shell and execute follow-up reconnaissance commands via cmd.exe.<\/p>\n<p>&#8220;While the vulnerability in Progress Telerik UI for ASP.NET AJAX is several years old, it continues to be a viable entry point for threat actors,&#8221; eSentire <a href=\"https:\/\/www.esentire.com\/blog\/threat-actors-use-cve-2019-18935-to-deliver-reverse-shells-and-juicypotatong-privilege-escalation-tool\" rel=\"noopener nofollow\" target=\"_blank\">said<\/a>. &#8220;This highlights the importance of patching systems, especially if they are going to be exposed to the internet.&#8221;<\/p>\n<h2 style=\"text-align: left;\">CISA Adds 5 Flaws to KEV Catalog<\/h2>\n<p>The development comes as the U.S. Cybersecurity and Infrastructure Security Agency (CISA) <a href=\"https:\/\/www.cisa.gov\/news-events\/alerts\/2025\/02\/06\/cisa-adds-five-known-exploited-vulnerabilities-catalog\" rel=\"noopener nofollow\" target=\"_blank\">added<\/a> five security flaws to its Known Exploited Vulnerabilities (<a href=\"https:\/\/www.cisa.gov\/known-exploited-vulnerabilities-catalog\" rel=\"noopener nofollow\" target=\"_blank\">KEV<\/a>) catalog, based on evidence of active exploitation.<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/www.cve.org\/CVERecord?id=CVE-2025-0411\" rel=\"noopener nofollow\" target=\"_blank\">CVE-2025-0411<\/a><\/strong> (CVSS score: 7.0) &#8211; 7-Zip Mark of the Web Bypass Vulnerability<\/li>\n<li><strong><a href=\"https:\/\/www.cve.org\/CVERecord?id=CVE-2022-23748\" rel=\"noopener nofollow\" target=\"_blank\">CVE-2022-23748<\/a><\/strong> (CVSS score: 7.8) &#8211; Dante Discovery Process Control Vulnerability<\/li>\n<li><strong><a href=\"https:\/\/www.cve.org\/CVERecord?id=CVE-2024-21413\" rel=\"noopener nofollow\" target=\"_blank\">CVE-2024-21413<\/a><\/strong> (CVSS score: 9.8) &#8211; Microsoft Outlook Improper Input Validation Vulnerability<\/li>\n<li><strong><a href=\"https:\/\/www.cve.org\/CVERecord?id=CVE-2020-29574\" rel=\"noopener nofollow\" target=\"_blank\">CVE-2020-29574<\/a><\/strong> (CVSS score: 9.8) &#8211; CyberoamOS (CROS) SQL Injection Vulnerability<\/li>\n<li><strong><a href=\"https:\/\/www.cve.org\/CVERecord?id=CVE-2020-15069\" rel=\"noopener nofollow\" target=\"_blank\">CVE-2020-15069<\/a><\/strong> (CVSS score: 9.8) &#8211; Sophos XG Firewall Buffer Overflow Vulnerability<\/li>\n<\/ul>\n<p>Last week, Trend Micro <a href=\"https:\/\/thehackernews.com\/2025\/02\/russian-cybercrime-groups-exploiting-7.html\" rel=\"noopener nofollow\" target=\"_blank\">revealed<\/a> that Russian cybercrime outfits are exploiting CVE-2025-0411 to distribute the SmokeLoader malware as part of spear-phishing campaigns targeting Ukrainian entities.<\/p>\n<div class=\"dog_two clear\"><center class=\"cf\"><a href=\"https:\/\/thehackernews.uk\/saas-security-v2-d\" rel=\"nofollow noopener sponsored\" target=\"_blank\" title=\"Cybersecurity\"><img decoding=\"async\" class=\"lazyload\" alt=\"Cybersecurity\" src=\"https:\/\/blogger.googleusercontent.com\/img\/b\/R29vZ2xl\/AVvXsEhT2OnXk97z-adL5WBKzz6wsA7vAhygg3Px0VPmqpH5hH4AErnYajTCpDN7SLy43ejD_T4Skv8OMOdG9qpzMfihrj8o7qSznLKA8zg7jW8L4hY8-umwTNZSpAj0JvtG3VGMFGw9n7hMyea1NpVSXp6yTaClLUQ3GujxwlEuLmQFSsVH28WQy6vp-cOGG0p_\/s728-rw-e100\/saas-security-v2-d.png\" width=\"727\" height=\"90\"\/><\/a><\/center><\/div>\n<p>The exploitation of CVE-2020-29574 and CVE-2020-15069, on the other hand, has been <a href=\"https:\/\/thehackernews.com\/2024\/11\/fbi-seeks-public-help-to-identify.html\" rel=\"noopener nofollow\" target=\"_blank\">linked<\/a> to a Chinese espionage campaign tracked by Sophos under the moniker Pacific Rim.<\/p>\n<p>There are currently no reports on how CVE-2024-21413, also tracked as MonikerLink by Check Point, is being exploited in the wild. As for CVE-2022-23748, the cybersecurity company <a href=\"https:\/\/cpr-zero.checkpoint.com\/vulns\/cprid-2193\/\" rel=\"noopener nofollow\" target=\"_blank\">disclosed<\/a> in late 2022 that it observed the <a href=\"https:\/\/thehackernews.com\/2023\/10\/researchers-unveil-toddycats-new-set-of.html\" rel=\"noopener nofollow\" target=\"_blank\">ToddyCat<\/a> threat actor leveraging a DLL side-loading vulnerability in Audinate <a href=\"https:\/\/www.getdante.com\/support\/faq\/what-is-dante-discovery\/\" rel=\"noopener nofollow\" target=\"_blank\">Dante Discovery<\/a> (&#8220;mDNSResponder.exe&#8221;).<\/p>\n<p>Federal Civilian Executive Branch (<a href=\"https:\/\/www.cisa.gov\/news-events\/directives\/federal-civilian-executive-branch-agencies-list\" rel=\"noopener nofollow\" target=\"_blank\">FCEB<\/a>) agencies are mandated to apply the necessary updates by February 27, 2025, under Binding Operational Directive (BOD) 22-01 to safeguard against active threats.<\/p>\n<p><\/p>\n<div class=\"cf note-b\">Found this article interesting?  Follow us on <a href=\"https:\/\/twitter.com\/thehackersnews\" rel=\"noopener nofollow\" target=\"_blank\">Twitter <i class=\"icon-font icon-twitter\">\uf099<\/i><\/a> and <a href=\"https:\/\/www.linkedin.com\/company\/thehackernews\/\" rel=\"noopener nofollow\" target=\"_blank\">LinkedIn<\/a> to read more exclusive content we post.<\/div>\n\n<br \/><a href=\"https:\/\/thehackernews.com\/2025\/02\/xe-hacker-group-exploits-veracore-zero.html\" rel=\"nofollow noopener\" target=\"_blank\">Source Link<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ue802Feb 10, 2025\ue804Ravie LakshmananVulnerability \/ Malware Threat actors have been observed exploiting multiple security flaws in various software products, including Progress Telerik UI for ASP.NET AJAX and Advantive VeraCore, to&#8230;<\/p>\n","protected":false},"author":19,"featured_media":4231,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[46,39,32,31,33,34,35,40,36,37,42,44,43,41,38,45],"class_list":["post-4230","post","type-post","status-publish","format-standard","has-post-thumbnail","category-cybersecurity","tag-computer-security","tag-cyber-attacks","tag-cyber-news","tag-cyber-security-news","tag-cyber-security-news-today","tag-cyber-security-updates","tag-cyber-updates","tag-data-breach","tag-hacker-news","tag-hacking-news","tag-how-to-hack","tag-information-security","tag-network-security","tag-ransomware-malware","tag-software-vulnerability","tag-the-hacker-news"],"jetpack_featured_media_url":"https:\/\/fusionmindlabs.com\/blogs\/wp-content\/uploads\/sites\/9\/2025\/02\/veracod.png","_links":{"self":[{"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/posts\/4230","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/comments?post=4230"}],"version-history":[{"count":1,"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/posts\/4230\/revisions"}],"predecessor-version":[{"id":4232,"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/posts\/4230\/revisions\/4232"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/media\/4231"}],"wp:attachment":[{"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/media?parent=4230"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/categories?post=4230"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fusionmindlabs.com\/blogs\/wp-json\/wp\/v2\/tags?post=4230"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}