Unauthorized Access to an Okta Application
editUnauthorized Access to an Okta Application
editIdentifies unauthorized access attempts to Okta applications.
Rule type: query
Rule indices:
- filebeat-*
- logs-okta*
Severity: low
Risk score: 21
Runs every: 5m
Searches indices from: None (Date Math format, see also Additional look-back time)
Maximum alerts per execution: 100
References:
- https://developer.okta.com/docs/reference/api/system-log/
- https://developer.okta.com/docs/reference/api/event-types/
- https://www.elastic.co/security-labs/testing-okta-visibility-and-detection-dorothy
- https://www.elastic.co/security-labs/monitoring-okta-threats-with-elastic-security
- https://www.elastic.co/security-labs/starter-guide-to-understanding-okta
Tags:
- Tactic: Initial Access
- Use Case: Identity and Access Audit
- Data Source: Okta
Version: 207
Rule authors:
- Elastic
- Austin Songer
Rule license: Elastic License v2
Investigation guide
editSetup
editThe Okta Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule.
Rule query
editevent.dataset:okta.system and event.action:app.generic.unauth_app_access_attempt
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Initial Access
- ID: TA0001
- Reference URL: https://attack.mitre.org/tactics/TA0001/
-
Technique:
- Name: Valid Accounts
- ID: T1078
- Reference URL: https://attack.mitre.org/techniques/T1078/
-
Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
-
Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
-
Tactic:
- Name: Privilege Escalation
- ID: TA0004
- Reference URL: https://attack.mitre.org/tactics/TA0004/