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UnknownMicrosoft Sentinel analytics

Regsvr32 Rundll32 with Anomalous Parent Process

This query searches for rundll32.exe or regsvr32.exe being spawned by abnormal processes such as wscript.exe, powershell.exe, cmd.exe, pwsh.exe, cscript.exe.

Detection logic

Detection requirements

Platform
Windows

The rule states no platform. This is derived from the ATT&CK technique it maps to.

Log source product
microsoftthreatprotection
Log source service
devicenetworkeventsdeviceprocessevents

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