Synopsis
Activation Period |
14 Days |
Training Period |
30 Days |
Test Period |
N/A (single event) |
Deduplication Period |
1 Day |
Required Data |
|
Detection Modules |
Identity Analytics |
Detector Tags |
|
ATT&CK Tactic |
|
ATT&CK Technique |
|
Severity |
Informational |
Description
A user unlocked an account. This user does not usually unlock user accounts.
Attacker's Goals
An attacker may unlock a user account to gain unauthorized access.
Investigative actions
- Investigate the associated authentication attempts and login failures (e.g. 4625, 4776 events).
- Check if the user is authorized to unlock accounts.
- Confirm that the user unlock was expected.
- Monitor services that may be running with a user's credentials, resulting in lockouts.