Analytics BIOC Informational

A user modified an Okta MFA factor

An Okta MFA factor was modified by a user, suggesting a potential compromise of the account.

Module:
Identity Threat Detection (ITDR), SaaS Threat Detection
Licensed by:
Identity Threat Detection (ITDR)
Data source:
Okta Audit Log
ATT&CK tactics: Credential Access (TA0006) Persistence (TA0003)
ATT&CK techniques: Modify Authentication Process (T1556) Modify Authentication Process: Multi-Factor Authentication (T1556.006)
Detector tags: Okta Audit Analytics
Attacker's goals:

An attacker is attempting to gain access to an account secured with MFA.

Investigative actions:

Contact the user and ensure the operation was legitimate. Check if the user modifies more factors. If the user activates a weak factor, check for abnormal successful sign-ins from different countries and times. If the user deactivates a strong factor, check if he authenticates with unusual factors and checks for abnormal successful sign-ins from different countries and times.

Test period:
N/A (single event)
Deduplication:
1 Day
1 variation:
  • Abnormal Okta MFA Factor Authentication Modification Low (parent: Informational)