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Trend Micro Research, News and Perspectives 2 years, 5 months ago

Kasseika Ransomware Deploys BYOVD Attacks, Abuses PsExec and Exploits Martini Driver 

In this blog, we detail our investigation of the Kasseika ransomware and the indicators we found suggesting that the actors behind it have acquired access to the source code of the notorious BlackMatter ransomware.  

Microsoft on Friday said a validation error in its source code allowed for Azure Active Directory (Azure AD) tokens to be forged by a malicious actor known as Storm-0558 using a Microsoft account (MSA) consumer signing key to breach two dozen organizations