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MediumSigmaHQTuan Le (NCSGroup)

Group Has Been Deleted Via Groupdel

Detects execution of the "groupdel" binary. Which is used to delete a group. This is sometimes abused by threat actors in order to cover their tracks

Detection logic

Detection requirements

Platform
ESXiIaaSLinuxmacOSOffice SuiteSaaSWindows

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

Log source product
linux
Log source category
process_creation

Known benign triggers

  • Legitimate administrator activities

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