huntrule

Suspicious Replay Attack Detected (via security)

This rule detects possible Kerberos Replay Attack on the domain controllers when "KRB_AP_ERR_REPEAT" Kerberos response is sent to the client

SigmahighWindowsv1
Full detection rule

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Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.