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MediumSigmaHQWilliam Gokah (idea) +2

New User Account Creation Attempt Via ADSI

Detects an attempt to create a new user account via ADSI (Active Directory Service Interfaces) using either the WinNT or LDAP provider. This is an uncommon method to create user accounts and may indicate an attempt…

Description

Detects an attempt to create a new user account via ADSI (Active Directory Service Interfaces) using either the WinNT or LDAP provider. This is an uncommon method to create user accounts and may indicate an attempt to evade detection by avoiding more commonly monitored commands such as "net user", "New-LocalUser" or "New-ADUser".

Detection logic

Detection requirements

Platform
ContainersESXiLinuxmacOSNetwork DevicesWindows

The rule states no platform. This is derived from the ATT&CK technique it maps to.

Log source product
windows
Log source category
ps_script

Known benign triggers

  • Legitimate administrative scripts that use ADSI to provision user accounts but should be rare in most environments

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