Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters.

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  • Suspicious NTLM authentication with machine account Informational Identity Analytics 1 variation

    A suspicious NTLM authentication attempt was made by a machine account.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Credential Access (TA0006)
    ATT&CK techniques: Forced Authentication (T1187)
    Required data: Palo Alto Networks Firewall EAL Logs XDR Agent
    Attacker's goals: An attacker aims to exploit authentication protocols to steal credentials and enable lateral movement within the network.
    Investigative actions: Identify the source and target users and hosts involved in the NTLM authentication attempt. Monitor the users associated with the authentication for any further suspicious activities or unauthorized actions. Look for earlier connections to the source which may cause it to initiate the session. Investigate the root cause of the behavior and determine if it can be mitigated or blocked in the future.

    Variations

    Rare and sensitive NTLM authentication with machine account

    Low overridden

    A rare and sensitive NTLM authentication attempt was made by a machine account. overridden