Threat actors associated with Qilin and Warlock ransomware operations have been observed using the bring your own vulnerable driver (BYOVD) technique to silence security tools running on compromised hosts, according to findings from Cisco Talos and Trend Micro. Qilin attacks analyzed by Talos have been found to deploy a malicious DLL named “msimg32.dll,”
Tag: Warlock
AI, Global Security News
Web Shells, Tunnels, and Ransomware: Dissecting a Warlock Attack
Warlock continues to enhance its attack chain with new tactics to improve persistence, lateral movement, and defense evasion using an expanded toolset: TightVNC Yuze, and a persistent BYOVD technique leveraging the NSec driver.
AI, Data Breaches, Exploits, Global Security News, Network Security
Warlock Ransomware Breaches SmarterTools Through Unpatched SmarterMail Server
SmarterTools confirmed last week that the Warlock (aka Storm-2603) ransomware gang breached its network by exploiting an unpatched SmarterMail instance. The incident took place on January 29, 2026, when a mail server that was not updated to the latest version was compromised, the company’s Chief Commercial Officer, Derek Curtis, said. “Prior to the breach, we…
AI, Apps, Data Breaches, Global Security News, Network Security, Security
Hackers breach SmarterTools network using flaw in its own software
SmarterTools confirmed last week that the Warlock ransomware gang breached its network after compromising an email system, but did not impact business applications or account data. […]
AI, Apps, Data Breaches, Global Security News, Network Security, Security
Hackers breach SmarterTools network using flaw in its own software
SmarterTools confirmed last week that the Warlock ransomware gang breached its network after compromising an email system, but did not impact business applications or account data. […]