Suspicious Okta MFA Reset or Deactivated (via okta)

This rule detects when an attempt at deactivating or resetting MFA.

SigmamediumIdentityv1
sigma
title: Suspicious Okta MFA Reset or Deactivated (via okta)
id: 22637107-ef5f-5d1c-9886-fa442c2df618
status: stable
description: This rule detects when an attempt at deactivating or resetting MFA.
references:
    - https://attack.mitre.org/techniques/T1556/006/
    - https://developer.okta.com/docs/reference/api/system-log/
    - https://developer.okta.com/docs/reference/api/event-types/
author: Huntrule Team
date: 2026-01-10
tags:
    - attack.persistence
    - attack.credential-access
    - attack.defense-impairment
    - attack.t1556.006
logsource:
    product: okta
    service: okta
detection:
    selection:
        eventType:
            - user.mfa.factor.deactivate
            - user.mfa.factor.reset_all
    condition: selection
falsepositives:
    - Unknown
level: medium

Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.