Password Provided In Command Line Of Net.EXE

Detects a when net.exe is called with a password in the command line

Detection logic

selection_img

- Image|endswith:
    - \net.exe
    - \net1.exe
- OriginalFileName:
    - net.exe
    - net1.exe

selection_cli

CommandLine|contains|all:
  - " use "
  - :*\\
  - /USER:* *

filter_main_empty

CommandLine|endswith: " "

Condition

all of selection_* and not 1 of filter_main_*

Raw YAML

title: Password Provided In Command Line Of Net.EXE
id: d4498716-1d52-438f-8084-4a603157d131
status: test
description: Detects a when net.exe is called with a password in the command line
references:
    - Internal Research
author: Tim Shelton (HAWK.IO)
date: 2021-12-09
modified: 2023-02-21
tags:
    - attack.initial-access
    - attack.persistence
    - attack.privilege-escalation
    - attack.lateral-movement
    - attack.stealth
    - attack.t1021.002
    - attack.t1078
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith:
              - '\net.exe'
              - '\net1.exe'
        - OriginalFileName:
              - 'net.exe'
              - 'net1.exe'
    selection_cli:
        CommandLine|contains|all:
            - ' use '
            - ':*\\'
            - '/USER:* *'
    filter_main_empty:
        CommandLine|endswith: ' '
    condition: all of selection_* and not 1 of filter_main_*
falsepositives:
    - Unknown
level: medium