Attempt to Reset MFA Factors for Okta User Accountedit
An adversary may attempt to remove the multi-factor authentication (MFA) factors registered on 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: 5 minutes
Searches indices from: now-6m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
References:
Tags:
- Elastic
- Identity
- Okta
- Continuous Monitoring
- SecOps
- Identity and Access
Version: 2 (version history)
Added (Elastic Stack release): 7.9.0
Last modified (Elastic Stack release): 7.10.0
Rule authors: Elastic
Rule license: Elastic License
Potential false positivesedit
Consider adding exceptions to this rule to filter false positives if the MFA factors for Okta user accounts are regularly reset in your organization.
Investigation guideedit
The Okta Filebeat module must be enabled to use this rule.
Rule queryedit
event.dataset:okta.system and event.action:user.mfa.factor.reset_all
Threat mappingedit
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/
Rule version historyedit
- Version 2 (7.10.0 release)
-
-
Updated query, changed from:
event.module:okta and event.dataset:okta.system and event.action:user.mfa.factor.reset_all
-