Potential Kerberos Attack via Bifrostedit

Identifies use of Bifrost, a known macOS Kerberos pentesting tool, which can be used to dump cached Kerberos tickets or attempt unauthorized authentication techniques such as pass-the-ticket/hash and kerberoasting.

Rule type: query

Rule indices:

  • auditbeat-*
  • logs-endpoint.events.*

Severity: high

Risk score: 73

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100



  • Elastic
  • Host
  • macOS
  • Threat Detection
  • Credential Access
  • Lateral Movement

Version: 2

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule queryedit

event.category:process and event.type:start and
 process.args:("-action" and ("-kerberoast" or askhash or asktgs or asktgt or s4u or ("-ticket" and ptt) or (dump and (tickets or keytab))))