CyberArk Privileged Access Security Error

Elastic Stack Serverless Security

Identifies the occurrence of a CyberArk Privileged Access Security (PAS) error level audit event. The event.code correlates to the CyberArk Vault Audit Action Code.

Rule type: query

Rule indices:

• filebeat-*
• logs-cyberarkpas.audit*

Severity: high

Risk score: 73

Runs every: 5m

Searches indices from: now-30m (https://www.elastic.co/guide/en/elasticsearch/reference/current/common-options.html#date-math[Date Math format], see also Additional look-back time)

Maximum alerts per execution: 100

References:

• https://docs.cyberark.com/Product-Doc/OnlineHelp/PAS/Latest/en/Content/PASREF/Vault%20Audit%20Action%20Codes.htm?tocpath=Administration%7CReferences%7C*_*3

Tags:

• Data Source: CyberArk PAS
• Use Case: Log Auditing
• Use Case: Threat Detection
• Tactic: Privilege Escalation
• Resources: Investigation Guide

Version: 103

Rule authors:

• Elastic

Rule license: Elastic License v2

Triage and analysis

This is a promotion rule for CyberArk error events, which are alertable events per the vendor. Consult vendor documentation on interpreting specific events.

The CyberArk Privileged Access Security (PAS) Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule.

event.dataset:cyberarkpas.audit and event.type:error

Framework: MITRE ATT&CKTM

• Tactic:

  • Name: Privilege Escalation
  • ID: TA0004
  • Reference URL: https://attack.mitre.org/tactics/TA0004/

• Technique:

  • Name: Valid Accounts
  • ID: T1078
  • Reference URL: https://attack.mitre.org/techniques/T1078/

• Tactic:

  • Name: Initial Access
  • ID: TA0001
  • Reference URL: https://attack.mitre.org/tactics/TA0001/