Attempt to Modify an Okta Policy Rule

Elastic Stack Serverless Security

Detects attempts to modify a rule within an Okta policy. An adversary may attempt to modify an Okta policy rule in order to weaken an organization’s security controls.

Rule type: query

Rule indices:

• filebeat-*
• logs-okta*

Severity: low

Risk score: 21

Runs every: 5m

Searches indices from: None (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://help.okta.com/en/prod/Content/Topics/Security/Security_Policies.htm
• https://developer.okta.com/docs/reference/api/system-log/
• https://developer.okta.com/docs/reference/api/event-types/

Tags:

• Elastic
• Identity
• Okta
• Continuous Monitoring
• SecOps
• Identity and Access
• Defense Evasion

Version: 8

Rule authors:

• Elastic

Rule license: Elastic License v2

event.dataset:okta.system and event.action:policy.rule.update

Framework: MITRE ATT&CKTM

• Tactic:

  • Name: Defense Evasion
  • ID: TA0005
  • Reference URL: https://attack.mitre.org/tactics/TA0005/

• Technique:

  • Name: Impair Defenses
  • ID: T1562
  • Reference URL: https://attack.mitre.org/techniques/T1562/

• Sub-technique:

  • Name: Disable or Modify Cloud Firewall
  • ID: T1562.007
  • Reference URL: https://attack.mitre.org/techniques/T1562/007/