Analytics Alerts

Browse the Cortex analytics alert reference.

Severity
Detection module
Data source
  • NTLM Brute Force on a Service Account Low Identity Analytics

    A service account attempted to authenticate to a target using NTLM an excessive number of times in a short period. This may indicate a NTLM brute-force attack.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    10 Minutes
    Deduplication:
    1 Day
    ATT&CK tactics: Credential Access (TA0006)
    ATT&CK techniques: Brute Force (T1110)
    Required data: XDR Agent
    Attacker's goals: The attacker attempts to gain access to the service accounts.
    Investigative actions: Verify any successful authentication by the user account referenced by the alert, as these can indicate the attacker managed to guess the credentials.