AWS ECS cluster deleted



Detect when an attacker is destroying an ECS Cluster


This rule lets you monitor this CloudTrail API call to detect if an ECS cluster is deleted:

Triage and response

  1. Determine if {{@userIdentity.arm}} should be making a {{}} API call.
  2. Contact the user to see if they intended to make this API call.
  3. If the user did not make the API call:
    • Rotate the credentials.
    • Investigate if the same credentials made other unauthorized API calls.


1 April 2022 - Updated rule query.