sigmahighHunting

smbexec.py Service Installation

Detects the use of smbexec.py tool by detecting a specific service installation

MITRE ATT&CK

lateral-movementexecution

Detection Query

selection_eid:
  Provider_Name: Service Control Manager
  EventID: 7045
selection_service_name:
  ServiceName: BTOBTO
selection_service_image:
  ImagePath|contains:
    - ".bat & del "
    - __output 2^>^&1 >
condition: selection_eid and 1 of selection_service_*

Author

Omer Faruk Celik

Created

2018-03-20

Data Sources

windowssystem

Platforms

windows

References

Tags

attack.lateral-movementattack.executionattack.t1021.002attack.t1569.002

Raw Content

title: smbexec.py Service Installation
id: 52a85084-6989-40c3-8f32-091e12e13f09
status: test
description: Detects the use of smbexec.py tool by detecting a specific service installation
references:
    - https://blog.ropnop.com/using-credentials-to-own-windows-boxes-part-2-psexec-and-services/
    - https://github.com/fortra/impacket/blob/33058eb2fde6976ea62e04bc7d6b629d64d44712/examples/smbexec.py#L286-L296
    - https://github.com/fortra/impacket/blob/edef71f17bc1240f9f8c957bbda98662951ac3ec/examples/smbexec.py#L60 # Old service name
author: Omer Faruk Celik
date: 2018-03-20
modified: 2023-11-09
tags:
    - attack.lateral-movement
    - attack.execution
    - attack.t1021.002
    - attack.t1569.002
logsource:
    product: windows
    service: system
detection:
    selection_eid:
        Provider_Name: 'Service Control Manager'
        EventID: 7045
    selection_service_name:
        ServiceName: 'BTOBTO'
    selection_service_image:
        ImagePath|contains:
            - '.bat & del '
            - '__output 2^>^&1 >'
    condition: selection_eid and 1 of selection_service_*
falsepositives:
    - Unknown
level: high