windows verified high v1.0.0

thelper.sys

OCular THelper driver with arbitrary kernel memory read/write and process manipulation capabilities. Identified in ESET EDR killers research (March 2026) with 46 execution parents linked to AgentStp campaigns abusing the driver to disable EDR products.

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

Sandbox: execFile · Timeout: 30s

Capabilities

security.privilegeescalation.kernel-exploit

Documentation

examples:

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

thelper.sys

OCular THelper driver with arbitrary kernel memory read/write and process manipulation capabilities. Identified in ESET EDR killers research (March 2026) with 46 execution parents linked to AgentStp campaigns abusing the driver to disable EDR products.

Use Case: Elevate privileges

Required Privileges: kernel

MITRE ATT&CK: T1068

References