Classification:

attack

Tactic:

TA0006-credential-access

Technique:

T1110-brute-force

VIEW RULE IN DATADOG VIEW SIGNALS

Set up the azure integration.

Goal

Correlate a successful credential stuffing login with a user assumed a role.

Strategy

Correlate the Credential Stuffing Attack on Azure and Azure AD member assigned Global Administrator role signals based on the ARN: {{@userIdentity.arn}}.

Triage and response

1. Set signal triage state to Under Review.
2. Determine if the credential stuffing attack was successful.
   • If the login was not legitimate:
     • Investigate the user using the User Investigation Dashboard
     • Rotate credentials on the credential stuffed account
     • Enable MFA if it is not already enabled
   • If the login was legitimate:
     • Triage the signal as a false positive