
title: Impacket Lateralization Detection
author: Ecco, oscd.community, Jonhnathan Ribeiro
date: 2019/09/03
description: Detects wmiexec/dcomexec/atexec/smbexec from Impacket framework
detection:
  SELECTION_1:
    EventID: 1
  SELECTION_10:
    CommandLine: '*Windows\Temp\\*'
  SELECTION_2:
    CommandLine: '*cmd.exe*'
  SELECTION_3:
    CommandLine: '*&1*'
  SELECTION_4:
    ParentImage:
    - '*\wmiprvse.exe'
    - '*\mmc.exe'
    - '*\explorer.exe'
    - '*\services.exe'
  SELECTION_5:
    CommandLine: '*/Q*'
  SELECTION_6:
    CommandLine: '*/c*'
  SELECTION_7:
    CommandLine: '*\\\\127.0.0.1\\*'
  SELECTION_8:
    ParentCommandLine:
    - '*svchost.exe -k netsvcs*'
    - '*taskeng.exe*'
  SELECTION_9:
    CommandLine: '*/C*'
  condition: (SELECTION_1 and SELECTION_2 and SELECTION_3 and ((SELECTION_4 and SELECTION_5
    and SELECTION_6 and SELECTION_7) or (SELECTION_8 and SELECTION_9 and SELECTION_10)))
falsepositives:
- pentesters
fields:
- CommandLine
- ParentCommandLine
id: 10c14723-61c7-4c75-92ca-9af245723ad2
level: critical
logsource:
  category: process_creation
  product: windows
modified: 2020/09/01
references:
- https://github.com/SecureAuthCorp/impacket/blob/master/examples/wmiexec.py
- https://github.com/SecureAuthCorp/impacket/blob/master/examples/atexec.py
- https://github.com/SecureAuthCorp/impacket/blob/master/examples/smbexec.py
- https://github.com/SecureAuthCorp/impacket/blob/master/examples/dcomexec.py
status: experimental
tags:
- attack.execution
- attack.t1047
- attack.lateral_movement
- attack.t1175
- attack.t1021.003
- attack.t1021
ruletype: SIGMA
