Enabled User Right in AD to Control User Objects — Sigma Rule

Rule metadata and linked tags

Author: @neu5ron. Source status: test; severity: high. Source dates: 2017-07-30 / 2021-12-02.

{
  "product": "windows",
  "service": "security",
  "definition": "Requirements: Audit Policy : Policy Change > Audit Authorization Policy Change, Group Policy : Computer Configuration\\Windows Settings\\Security Settings\\Advanced Audit Policy Configuration\\Audit Policies\\Policy Change\\Audit Authorization Policy Change"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: e7e8b5f5feb004a016b90067fbf6e176d8b0fcfe7812d2fccf05ec1166f6d7f7

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Enabled User Right in AD to Control User Objects
id: 311b6ce2-7890-4383-a8c2-663a9f6b43cd
status: test
description: Detects scenario where if a user is assigned the SeEnableDelegationPrivilege right in Active Directory it would allow control of other AD user objects.
references:
    - https://blog.harmj0y.net/activedirectory/the-most-dangerous-user-right-you-probably-have-never-heard-of/
author: '@neu5ron'
date: 2017-07-30
modified: 2021-12-02
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.t1098
logsource:
    product: windows
    service: security
    definition: 'Requirements: Audit Policy : Policy Change > Audit Authorization Policy Change, Group Policy : Computer Configuration\Windows Settings\Security Settings\Advanced Audit Policy Configuration\Audit Policies\Policy Change\Audit Authorization Policy Change'
detection:
    selection_base:
        EventID: 4704
    selection_keywords:
        PrivilegeList|contains: 'SeEnableDelegationPrivilege'
    condition: all of selection*
falsepositives:
    - Unknown
level: high

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• https://blog.harmj0y.net/activedirectory/the-most-dangerous-user-right-you-probably-have-never-heard-of/