Files
hayabusa/rules/Sigma/win_impacket_lateralization.yml
2021-11-14 11:00:56 +09:00

65 lines
2.0 KiB
YAML

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: '*\\\\127.0.0.1\\*'
SELECTION_11:
ParentCommandLine: '*svchost.exe -k netsvcs*'
SELECTION_12:
ParentCommandLine: '*taskeng.exe*'
SELECTION_13:
CommandLine: '*/C*'
SELECTION_14:
CommandLine: '*Windows\Temp\\*'
SELECTION_2:
CommandLine: '*cmd.exe*'
SELECTION_3:
CommandLine: '*&1*'
SELECTION_4:
ParentImage: '*\wmiprvse.exe'
SELECTION_5:
ParentImage: '*\mmc.exe'
SELECTION_6:
ParentImage: '*\explorer.exe'
SELECTION_7:
ParentImage: '*\services.exe'
SELECTION_8:
CommandLine: '*/Q*'
SELECTION_9:
CommandLine: '*/c*'
condition: (SELECTION_1 and SELECTION_2 and SELECTION_3 and (((SELECTION_4 or
SELECTION_5 or SELECTION_6 or SELECTION_7) and SELECTION_8 and SELECTION_9
and SELECTION_10) or ((SELECTION_11 or SELECTION_12) and SELECTION_13 and
SELECTION_14)))
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
yml_filename: win_impacket_lateralization.yml
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/process_creation