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MediumSigmaHQRoberto Rodriguez (Cyb3rWard0g) +1

Startup Folder File Write

A General detection for files being created in the Windows startup directory. This could be an indicator of persistence.

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
windows
Log source category
file_event

Known benign triggers

  • FP could be caused by legitimate application writing shortcuts for example. This folder should always be inspected to make sure that all the files in there are legitimate

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