Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters.

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  • Rundll32.exe executes a rare unsigned module Low 2 variations

    Rundll32.exe executes a rare unsigned module, which can indicate an attacker's malicious execution.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Stealth (TA0005)
    ATT&CK techniques: System Binary Proxy Execution: Rundll32 (T1218.011)
    Required data: XDR Agent
    Detector tags: LOLBIN Execution Analytics
    Attacker's goals: Evading detections by running code from a signed Microsoft executable.
    Investigative actions: Check whether the loaded module with the corresponding hash is benign and if this was a desired behavior as part of its normal execution flow.

    Variations

    Rundll32.exe executes a rare unsigned module with very high entropy

    Medium overridden

    Rundll32.exe executes a rare unsigned module, which can indicate an attacker's malicious execution. The module executed by Rundll32 has very high entropy. overridden

    Rundll32.exe executes a rare unsigned module with suspicious characteristics

    Medium overridden

    Rundll32.exe executes a rare unsigned module, which can indicate an attacker's malicious execution. overridden