Tag: kernel mode
2 articles

GodDamn Ransomware Exploits Signed Driver to Disable Endpoint Defenses
Ransomware attackers have taken a disturbing new tactic, using a malicious kernel driver signed by Microsoft to disable endpoint defenses and wreak havoc on systems. The PoisonX driver, identified as g11.sys, is a game-changer in ransomware operations, making it harder for security teams to detect and respond to threats.

Exploiting Windows Drivers Without Hardware: The BYOVD Perspective
Discover how attackers can exploit Windows drivers without hardware, turning kernel-mode driver bugs into powerful tools to bypass security controls. The Atos Threat Research Center reveals a game-changing method to manipulate reachability from userland on Windows 11 23H2.