Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. tactic: TA0010 ✕ technique: T1537 ✕

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  • An AWS EC2 instance was exported into an unknown S3 bucket Informational Cloud

    An EC2 instance was exported to an unknown S3 bucket.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    3 Days
    ATT&CK tactics: Exfiltration (TA0010)
    ATT&CK techniques: Transfer Data to Cloud Account (T1537)
    Required data: AWS Audit Log
    Detector tags: Cloud Data Asset Stealth Tactics, Data Detection & Response
    Attacker's goals: An attack may exfiltrate data from an EC2 instance to an S3 bucket outside the account.
    Investigative actions: Check the identity that exported the instance. Check to which S3 bucket the EC2 was exported into. Check the S3 bucket permission and policy.