Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. tactic: TA0003 ✕ technique: T1543 ✕

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  • Svchost.exe loads a rare unsigned module Low

    Svchost.exe loads a rare unsigned module, which can indicate an attacker's malicious service execution.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Stealth (TA0005) Persistence (TA0003)
    ATT&CK techniques: Masquerading: Masquerade Task or Service (T1036.004) Create or Modify System Process: Windows Service (T1543.003)
    Required data: XDR Agent
    Detector tags: Malicious Service 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. Go to the 'Services' registry key and investigate its sub keys to find the service associated with the loaded dll.