Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. technique: T1021 ✕

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  • Rare SMB session to a remote host Low 1 variation

    The endpoint performed a rare SMB activity to a remote host.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    2 Days
    ATT&CK tactics: Lateral Movement (TA0008)
    ATT&CK techniques: Remote Services (T1021)
    Required data: Palo Alto Networks Firewall traffic Logs XDR Agent Third-Party Firewalls
    Detector tags: NDR Lateral Movement Analytics
    Attacker's goals: Attackers may use the SMB protocol in an attempt to move laterally in the network, and expand their foothold in the organization.
    Investigative actions: Check whether the username used in the SMB connection is legitimate. Verify that this isn't IT activity.

    Variations

    Rare SMB session to a remote host

    Informational overridden

    The endpoint performed a rare SMB activity to a remote host. overridden