Analytics Alerts

Browse the Cortex analytics alert reference.

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  • Uncommon Managed Object Format (MOF) compiler usage Informational

    The mofcomp.exe WMI MOF compiled is used to compile code into the WMI repository that in turn may enable attackers to run scheduled or triggered code from the context of a Microsoft-signed binary.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Hour
    ATT&CK tactics: Persistence (TA0003)
    ATT&CK techniques: Event Triggered Execution: Windows Management Instrumentation Event Subscription (T1546.003)
    Required data: XDR Agent
    Attacker's goals: Run code via triggers from the context of the WMI executor.
    Investigative actions: Verify if the executing process is suspicious. Check if the MOF file being compiled has any malicious indicators within it.