Addition of SID History to Active Directory Object — Sigma Rule

Rule metadata and linked tags

Author: Thomas Patzke, @atc_project (improvements). Source status: stable; severity: medium. Source dates: 2017-02-19 / not supplied.

{
  "product": "windows",
  "service": "security"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: ee8cef5b23fc282cd75ab12b4538e6d0868c941b294a8a9659bfb038d36414d2

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: Addition of SID History to Active Directory Object
id: 2632954e-db1c-49cb-9936-67d1ef1d17d2
status: stable
description: An attacker can use the SID history attribute to gain additional privileges.
references:
    - https://adsecurity.org/?p=1772
author: Thomas Patzke, @atc_project (improvements)
date: 2017-02-19
tags:
    - attack.persistence
    - attack.privilege-escalation
    - attack.stealth
    - attack.t1134.005
logsource:
    product: windows
    service: security
detection:
    selection1:
        EventID:
            - 4765
            - 4766
    selection2:
        EventID: 4738
    selection3:
        SidHistory:
            - '-'
            - '%%1793'
    filter_null:
        SidHistory:
    condition: selection1 or (selection2 and not selection3 and not filter_null)
falsepositives:
    - Migration of an account into a new domain
level: medium

Original YAML and metadata in JSON

False positives

• Migration of an account into a new domain

Source references

• https://adsecurity.org/?p=1772