Azure AD Threat Intelligence

Original Source: [Sigma source]
Title: Azure AD Threat Intelligence
Status: test
Description:Indicates user activity that is unusual for the user or consistent with known attack patterns.
References:
  -https://learn.microsoft.com/en-us/entra/id-protection/concept-identity-protection-risks#azure-ad-threat-intelligence-sign-in
  -https://learn.microsoft.com/en-us/entra/id-protection/concept-identity-protection-risks#azure-ad-threat-intelligence-user
  -https://learn.microsoft.com/en-us/entra/architecture/security-operations-user-accounts#unusual-sign-ins
Author: Mark Morowczynski '@markmorow', Gloria Lee, '@gleeiamglo'
Date: 2023-09-07
modified:None
Tags:
  • -'attack.stealth'
  • -'attack.t1078'
  • -'attack.persistence'
  • -'attack.privilege-escalation'
  • -'attack.initial-access'
Logsource:
  • product: azure
  • service: riskdetection
Detection:
  selection:
    riskEventType: 'investigationsThreatIntelligence'
  condition:selection
Falsepositives:
  -We recommend investigating the sessions flagged by this detection in the context of other sign-ins from the user.
Level: high