..
/Verclsid.exe
Star
Execute
Used to verify a COM object before it is instantiated by Windows Explorer
Paths:
C:\Windows\System32\verclsid.exe
C:\Windows\SysWOW64\verclsid.exe
Resources:
https://gist.github.com/NickTyrer/0598b60112eaafe6d07789f7964290d5
https://bohops.com/2018/08/18/abusing-the-com-registry-structure-part-2-loading-techniques-for-evasion-and-persistence/
Acknowledgements:
Nick Tyrer (
@NickTyrer
)
Detection:
Sigma:
https://github.com/SigmaHQ/sigma/blob/683b63f8184b93c9564c4310d10c571cbe367e1e/rules/windows/process_creation/proc_creation_win_verclsid_runs_com.yml
Splunk:
https://github.com/splunk/security_content/blob/a1afa0fa605639cbef7d528dec46ce7c8112194a/detections/endpoint/verclsid_clsid_execution.yml
Execute
Used to verify a COM object before it is instantiated by Windows Explorer
verclsid.exe /S /C {CLSID}
Use case
Run a com object created in registry to evade defensive counter measures
Privileges required
User
Operating systems
Windows 10, Windows 11
ATT&CK® technique
T1218.012