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HighSigmaHQfaloker

AWS GuardDuty Important Change

Detects updates of the GuardDuty list of trusted IPs, perhaps to disable security alerts against malicious IPs.

Detection logic

Detection requirements

Platform
ContainersESXiIaaSLinuxmacOSNetwork DevicesWindows

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

Log source product
aws
Log source service
cloudtrail

Known benign triggers

  • Valid change in the GuardDuty (e.g. to ignore internal scanners)

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