The malicious PoorTry kernel-mode Windows driver used by multiple ransomware gangs to turn off Endpoint Detection and Response (EDR) solutions has evolved into an EDR wiper, deleting files crucial for the operation of security solutions and making restoration harder.
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has unveiled additional details regarding misconfigurations and security vulnerabilities exploited by ransomware gangs, aiming to help critical infrastructure organizations thwart their attacks.