Attempt to Deactivate MFA for an Okta User Accountedit

Detects attempts to deactivate multi-factor authentication (MFA) for an Okta user. An adversary may deactivate MFA for an Okta user account in order to weaken the authentication requirements for the account.

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: 102 (version history)

Added (Elastic Stack release): 7.9.0

Last modified (Elastic Stack release): 8.6.0

Rule authors: Elastic

Rule license: Elastic License v2

Potential false positivesedit

If the behavior of deactivating MFA for Okta user accounts is expected, consider adding exceptions to this rule to filter false positives.

Investigation guideedit


Rule queryedit

event.dataset:okta.system and event.action:user.mfa.factor.deactivate

Threat mappingedit

Framework: MITRE ATT&CKTM

Rule version historyedit

Version 102 (8.6.0 release)
  • Formatting only
Version 100 (8.5.0 release)
  • Formatting only
Version 8 (8.4.0 release)
  • Formatting only
Version 6 (7.13.0 release)
  • Formatting only
Version 5 (7.12.0 release)
  • Formatting only
Version 4 (7.11.2 release)
  • Formatting only
Version 3 (7.11.0 release)
  • Rule name changed from: Attempt to Deactivate MFA for Okta User Account
Version 2 (7.10.0 release)
  • Updated query, changed from:

    event.module:okta and event.dataset:okta.system and
    event.action:user.mfa.factor.deactivate