SigmaHQ/rules/linux/macos_create_account.yml

title: Creation Of A Local User Account
id: 51719bf5-e4fd-4e44-8ba8-b830e7ac0731
status: experimental
description: Detects the creation of a new user account. Such accounts may be used for persistence that do not require persistent remote access tools to be deployed on the system.
author: Alejandro Ortuno, oscd.community
date: 2020/10/06
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1136.001/T1136.001.md
logsource:
  category: process_creation
  product: macos
detection:
  selection:
    Image|endswith:
      - '/dscl'
    CommandLine|contains:
      - 'create'
  condition: selection
falsepositives:
  - Legitimate administration activities
level: low
tags:
    - attack.t1136    # an old one
    - attack.t1136.001
    - attack.persistence