Manipulation of User Computer or Group Security Principals Across AD

testmedium
log source: windows · ps_scriptauthor frack113date 2021-12-28
01

description

What this is, in brief.

Adversaries may create a domain account to maintain access to victim systems. Domain accounts are those managed by Active Directory Domain Services where access and permissions are configured across systems and services that are part of that domain..

02

tags

attack.persistenceattack.t1136.002
03

rule source (YAML)

title: Manipulation of User Computer or Group Security Principals Across AD
id: b29a93fb-087c-4b5b-a84d-ee3309e69d08
status: test
description: |
    Adversaries may create a domain account to maintain access to victim systems.
    Domain accounts are those managed by Active Directory Domain Services where access and permissions are configured across systems and services that are part of that domain..
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1136.002/T1136.002.md#atomic-test-3---create-a-new-domain-account-using-powershell
    - https://learn.microsoft.com/en-us/dotnet/api/system.directoryservices.accountmanagement?view=net-8.0
author: frack113
date: 2021-12-28
tags:
    - attack.persistence
    - attack.t1136.002
logsource:
    product: windows
    category: ps_script
    definition: 'Requirements: Script Block Logging must be enabled'
detection:
    selection:
        ScriptBlockText|contains: System.DirectoryServices.AccountManagement
    condition: selection
falsepositives:
    - Legitimate administrative script
level: medium
regression_tests_path: regression_data/rules/windows/powershell/powershell_script/posh_ps_directoryservices_accountmanagement/info.yml
04

detects techniques (1)

ATT&CK techniques this enables or maps to.

05

references

External citations — patches, advisories, analysis.