Detectionhightest
HackTool - EDRSilencer Execution
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.
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Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic1 selector
detection:
selection:
- Image|endswith: '\EDRSilencer.exe'
- OriginalFileName: 'EDRSilencer.exe'
- Description|contains: 'EDRSilencer'
condition: selectionFalse Positives
Unlikely
False positives are unlikely for most environments. High confidence detection.
References
MITRE ATT&CK
Tactics
Techniques
Rule Metadata
Rule ID
eb2d07d4-49cb-4523-801a-da002df36602
Status
test
Level
high
Type
Detection
Created
Tue Jan 02
Author
Path
rules/windows/process_creation/proc_creation_win_hktl_edrsilencer.yml
Raw Tags
attack.defense-evasionattack.t1562