m365:unified UserLoginFailed
UserLoginFailed
- Log source
- Microsoft 365 Unified Audit Log
- Host type
- Microsoft 365
- Tier, host type
- Recommended
- Techniques
- 0
- Rules depending on it
- Splunk 7, Elastic 2
Why this tier
By role
| Role | Tier | Basis |
|---|---|---|
| Microsoft 365 tenant | Recommended |
Techniques it helps detect
No ATT&CK analytic names this event. Its standing comes from the standards and rules below.
Rules that depend on it
Splunk 7
- High Number of Login Failures from a single source
- O365 Excessive SSO logon errors
- O365 High Number Of Failed Authentications for User
- O365 Multi-Source Failed Authentications Spike
- O365 Multiple AppIDs and UserAgents Authentication Spike
- O365 Multiple Failed MFA Requests For User
- O365 Multiple Users Failing To Authenticate From Ip