title: Net.exe User Account Creation
id: cd219ff3-fa99-45d4-8380-a7d15116c6dc
status: test
description: Identifies creation of local users via the net.exe command.
author: Endgame, JHasenbusch (adapted to Sigma for oscd.community)
references:
  - https://eqllib.readthedocs.io/en/latest/analytics/014c3f51-89c6-40f1-ac9c-5688f26090ab.html
  - https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1136.001/T1136.001.md
date: 2018/10/30
modified: 2021/11/27
logsource:
  category: process_creation
  product: windows
detection:
  selection:
    Image|endswith:
      - '\net.exe'
      - '\net1.exe'
    CommandLine|contains|all:
      - 'user'
      - 'add'
  condition: selection
fields:
  - ComputerName
  - User
  - CommandLine
falsepositives:
  - Legitimate user creation.
  - Better use event IDs for user creation rather than command line rules.
level: medium
tags:
  - attack.persistence
  - attack.t1136.001
