Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters.

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  • Rare communication over email ports to external email server by unsigned process Low

    These methods are used by malware and attackers to leak data and remain undetected.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Hour
    ATT&CK tactics: Command and Control (TA0011)
    ATT&CK techniques: Non-Application Layer Protocol (T1095)
    Required data: XDR Agent
    Detector tags: EDR Windows C2 Analytics
    Attacker's goals: Attackers might use well-known email ports as a C&C channel to evade detection and firewall rules.
    Investigative actions: Check whether the initiator process is benign or normal for the host and/or user performing it. Check whether additional malicious commands were executed from the same process.