Analytics Alerts

Browse the Cortex analytics alert reference.

Severity
Detection module
Data source
  • S3 configuration deletion Informational Cloud

    An S3 bucket configuration has been deleted. This may affect the S3 access, and the objects it contains.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Impact (TA0040)
    ATT&CK techniques: Data Encrypted for Impact (T1486)
    Required data: AWS Audit Log
    Detector tags: Cloud Data Asset Disaster Recovery Risks, Cloud Data Asset Stealth Tactics, Cloud Data Asset Configuration, Data Detection & Response
    Attacker's goals: Modify the S3 configuration and expose stored sensitive data.
    Investigative actions: Check what data is stored on the S3. Check which configuration change has been made. Verify this change did not make this S3 publicly available.