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sigmamediumHunting

Group Policy Abuse for Privilege Addition

Detects the first occurrence of a modification to Group Policy Object Attributes to add privileges to user accounts or use them to add users as local admins.

MITRE ATT&CK

T1484.001
defense-evasionprivilege-escalation

Detection Query

selection:
  EventID: 5136
  AttributeLDAPDisplayName: gPCMachineExtensionNames
  AttributeValue|contains:
    - 827D319E-6EAC-11D2-A4EA-00C04F79F83A
    - 803E14A0-B4FB-11D0-A0D0-00A0C90F574B
condition: selection

Author

Elastic, Josh Nickels, Marius Rothenbücher

Created

2024-09-04

Data Sources

windowssecurity

Platforms

windows

References

Tags

attack.defense-evasionattack.privilege-escalationattack.t1484.001
Raw Content
title: Group Policy Abuse for Privilege Addition
id: 1c480e10-7ee1-46d4-8ed2-85f9789e3ce4
status: test
description: |
    Detects the first occurrence of a modification to Group Policy Object Attributes to add privileges to user accounts or use them to add users as local admins.
author: Elastic, Josh Nickels, Marius Rothenbücher
references:
    - https://www.elastic.co/guide/en/security/current/group-policy-abuse-for-privilege-addition.html#_setup_275
date: 2024-09-04
tags:
    - attack.defense-evasion
    - attack.privilege-escalation
    - attack.t1484.001
logsource:
    product: windows
    service: security
    definition: 'Requirements: The "Audit Directory Service Changes" logging policy must be configured in order to receive events.'
detection:
    selection:
        EventID: 5136
        AttributeLDAPDisplayName: 'gPCMachineExtensionNames'
        AttributeValue|contains:
            - '827D319E-6EAC-11D2-A4EA-00C04F79F83A'
            - '803E14A0-B4FB-11D0-A0D0-00A0C90F574B'
    condition: selection
falsepositives:
    - Users allowed to perform these modifications (user found in field SubjectUserName)
level: medium