HackTool - EDRSilencer Execution

Description

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.

Query · sigma

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

Known false positives

  • Unlikely
Raw source HackTool - EDRSilencer Execution · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: HackTool - EDRSilencer Execution
id: eb2d07d4-49cb-4523-801a-da002df36602
status: test
description: |
    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.
references:
    - https://github.com/netero1010/EDRSilencer
author: '@gott_cyber'
date: 2024-01-02
tags:
    - attack.defense-impairment
    - attack.t1685
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        - Image|endswith: '\EDRSilencer.exe'
        - OriginalFileName: 'EDRSilencer.exe'
        - Description|contains: 'EDRSilencer'
    condition: selection
falsepositives:
    - Unlikely
level: high

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