Suspicious hidden user created

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	1 Day
Required Data	Requires one of the following data sources: Windows Event Collector OR XDR Agent with eXtended Threat Hunting (XTH)
Detection Modules	Identity Analytics
ATT&CK Tactic	Persistence (TA0003), Stealth (TA0005)
ATT&CK Technique	Create Account (T1136), Hide Artifacts: Hidden Users (T1564.002)
Severity	Medium

Description

A user account was created with a name that mimics a machine account.

Attacker's Goals

Evasion using a valid account.

Investigative actions

• Check the user account created and verify its activity.