Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. tactic: TA0005 ✕ technique: T1562 ✕

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  • AWS S3 bucket data retention policy change through S3 Lifecycle rule Informational Cloud

    A retention policy was set on a S3 bucket used by a CloudTrail Trail, using a S3 Lifecycle Rule.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    5 Days
    ATT&CK tactics: Defense Evasion (TA0005)
    ATT&CK techniques: Impair Defenses: Disable or Modify Cloud Logs (T1562.008)
    Required data: AWS Audit Log
    Detector tags: Cloud Log Tampering Analytics
    Attacker's goals: Evade detection by automatically deleting audit logs.
    Investigative actions: Review the new S3 bucket lifecycle policy. Check The cloud identity activity prior/after to the lifecycle policy modification.