Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. technique: T1003 ✕

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  • Memory dumping with comsvcs.dll High

    A process memory dump was performed using comsvcs.dll MiniDump. This method is commonly used by attackers to dump Lsass.exe (Local Security Authority Subsystem Service) process memory to a file, so they could later extract credentials from the memory dump.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    6 Hours
    ATT&CK tactics: Credential Access (TA0006)
    ATT&CK techniques: OS Credential Dumping (T1003) OS Credential Dumping: LSASS Memory (T1003.001)
    Required data: XDR Agent
    Attacker's goals: Attackers may attempt to dump the memory of sensitive processes.
    Investigative actions: Check whether the executing process is benign and if this was a desired behavior as part of its normal execution flow.