Sigma rule: HackTool - EDRSilencer Execution

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-65a50b5b36b3, updated 2024-01-02T00:00:00.000Z.

Rule

Title
HackTool - EDRSilencer Execution
Status
test
Level
high
Author
@gott_cyber
Date
2024-01-02
File
rules/windows/process_creation/proc_creation_win_hktl_edrsilencer.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the execution of EDRSilencer, a tool that leverages Windows Filtering Platform (WFP) to block Endpoint Detection and Response (EDR) agents from reporting security events to the server based on PE metadata information.

Log source

product
windows
category
process_creation

Detection

selection:
    - Image|endswith: '\EDRSilencer.exe'
    - OriginalFileName: 'EDRSilencer.exe'
    - Description|contains: 'EDRSilencer'
condition: selection

False positives (as the rule lists them)

  • Unlikely

Tags

  • attack.defense-impairment
  • attack.t1685

MITRE ATT&CK ids this rule names

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_hktl_edrsilencer.yml

Sources and licences

  • SigmaHQ

    "HackTool - EDRSilencer Execution" by @gott_cyber (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_hktl_edrsilencer.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: HackTool - EDRSilencer Execution",
entity page, dataset version ref-65a50b5b36b3, updated 2024-01-02T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/eb2d07d4-49cb-4523-801a-da002df36602 (accessed 2026-11-03).
Underlying source: SigmaHQ rule eb2d07d4-49cb-4523-801a-da002df36602, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.