Direct disk device access

Detects direct access to raw disk devices or volumes by user-mode processes, bypassing the Windows filesystem layer. Attackers abuse raw disk handles to read partition structures, extract volume data, or wipe MBR/VBR without triggering standard file-level auditing, making it a common primitive in data destruction malware, ransomware, pre-encryption volume enumeration, and stealthy credential harvesting tools that read NTFS structures directly.

Volver a todas las reglas