Attempt to Reset MFA Factors for an Okta User Account
editAttempt to Reset MFA Factors for an Okta User Account
editDetects attempts to reset an Okta user’s enrolled multi-factor authentication (MFA) factors. An adversary may attempt to reset the MFA factors for an Okta user’s account in order to register new MFA factors and abuse the account to blend in with normal activity in the victim’s environment.
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
- https://www.elastic.co/security-labs/okta-and-lapsus-what-you-need-to-know
Tags:
- Tactic: Persistence
- Use Case: Identity and Access Audit
- Data Source: Okta
Version: 309
Rule authors:
- Elastic
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:user.mfa.factor.reset_all
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
-
Technique:
- Name: Account Manipulation
- ID: T1098
- Reference URL: https://attack.mitre.org/techniques/T1098/