windows verified high v1.0.0

szkg64.sys

The StopZilla driver is a forgotten but still exploitable vulnerable driver that allows arbitrary kernel memory writes via unvalidated IOCTLs (0x80002063 and 0x8000206F). Attackers can leverage it to escalate privileges, disable LSASS PPL protection, and even modify PreviousMode in _KTHREAD to execute user-mode code as kernel-mode, effectively bypassing security checks. Despite its risks, it remains unblocked by Microsoft’s Driver Block List and many AV/EDR solutions. This driver highlights t...

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sc.exe create szkg64.sys binPath=C:\windows\temp\szkg64.sys type=kernel && sc.exe start szkg64.sys
sc.exe create szkg64.sys binPath=C:\windows\temp\szkg64.sys type=kernel && sc.exe start szkg64.sys

Sandbox: execFile · Timeout: 30s

Capabilities

security.privilegeescalation.kernel-exploit

Documentation

examples:

  • description: "Load the kernel driver" command: "sc.exe create szkg64.sys binPath=C:\\windows\\temp\\szkg64.sys type=kernel && sc.exe start szkg64.sys"
  • description: "Exploit the driver for privilege escalation" command: "Exploit.exe --driver szkg64.sys"

szkg64.sys

The StopZilla driver is a forgotten but still exploitable vulnerable driver that allows arbitrary kernel memory writes via unvalidated IOCTLs (0x80002063 and 0x8000206F). Attackers can leverage it to escalate privileges, disable LSASS PPL protection, and even modify PreviousMode in _KTHREAD to execute user-mode code as kernel-mode, effectively bypassing security checks. Despite its risks, it remains unblocked by Microsoft’s Driver Block List and many AV/EDR solutions. This driver highlights the persistent threat of forgotten vulnerable drivers still exploitable in modern Windows environments.

Use Case: Elevate privileges

Required Privileges: kernel

MITRE ATT&CK: T1068

References