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...

Warlock: From SharePoint Vulnerability Exploit to Enterprise Ransomware

Warlock ransomware exploits unpatched Microsoft SharePoint vulnerabilities to gain access, escalate privileges, steal credentials, move laterally, and deploy ransomware with data exfiltration across enterprise environments...

WarLock Ransomware group Claims Breach at Colt Telecom and Hitachi

WarLock ransomware claims breach at Colt and Hitachi, with Colt investigating and working to restore systems while experts…...

Storm-2603 Deploys DNS-Controlled Backdoor in Warlock and LockBit Ransomware Attacks

The threat actor linked to the exploitation of the recently disclosed security flaws in Microsoft SharePoint Server is using a bespoke command-and-control C2 framework called AK47 C2 also spelled ak47c2 in its operations. The framework includes at least two different types of clients, HTTP-based...

Storm-2603 Exploits SharePoint Flaws to Deploy Warlock Ransomware on Unpatched Systems

Microsoft has revealed that one of the threat actors behind the active exploitation of SharePoint flaws is deploying Warlock ransomware on targeted systems. The tech giant, in an update shared Wednesday, said the findings are based on an "expanded analysis and threat intelligence from our continu...