detection.wiki

Detection rules › Sigma

Add or Remove Computer from DC

Status
test
Severity
low
Log source
product windows, service security
Author
frack113
Source
github.com/SigmaHQ/sigma

Detects the creation or removal of a computer. Can be used to detect attacks such as DCShadow via the creation of a new SPN.

MITRE ATT&CK coverage

TacticTechniques
Defense ImpairmentT1207 Rogue Domain Controller

Event coverage

ProviderEventTitle
Security-AuditingEvent ID 4741A computer account was created.
Security-AuditingEvent ID 4743A computer account was deleted.

Rule body yaml

title: Add or Remove Computer from DC
id: 20d96d95-5a20-4cf1-a483-f3bda8a7c037
status: test
description: Detects the creation or removal of a computer. Can be used to detect attacks such as DCShadow via the creation of a new SPN.
references:
    - https://github.com/Yamato-Security/EnableWindowsLogSettings/blob/7f6d755d45ac7cc9fc35b0cbf498e6aa4ef19def/ConfiguringSecurityLogAuditPolicies.md
    - https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-10/security/threat-protection/auditing/event-4741
    - https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-10/security/threat-protection/auditing/event-4743
author: frack113
date: 2022-10-14
tags:
    - attack.defense-impairment
    - attack.t1207
logsource:
    service: security
    product: windows
detection:
    selection:
        EventID:
            - 4741
            - 4743
    condition: selection
falsepositives:
    - Unknown
level: low

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
    EventID:
        - 4741
        - 4743