Wmiprvse Wbemcomn DLL Hijack

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About the rule

Rule Type

Standard

Rule Description

Detects a threat actor creating a file named `wbemcomn.dll` in the `C:\\Windows\\System32\\wbem\\` directory over the network and loading it for a WMI DLL Hijack scenario.

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "sa_imageloaded" AND PROCESSNAME endswith "\wmiprvse.exe" AND OBJECTNAME endswith "\wbem\wbemcomn.dll" select Action1.HOSTNAME,Action1.MESSAGE,Action1.PROCESSNAME,Action1.PRODUCT_NAME,Action1.OBJECTNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research)