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blue-team-tools/rules/windows/process_creation/proc_creation_win_bypass_squiblytwo.yml
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Nasreddine Bencherchali 7f736b7443 feat: add missing OriginalFileName field
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2022-11-14 23:08:19 +01:00

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YAML

title: SquiblyTwo Execution
id: 8d63dadf-b91b-4187-87b6-34a1114577ea
status: test
description: Detects WMI SquiblyTwo Attack with possible renamed WMI by looking for imphash
references:
- https://subt0x11.blogspot.ch/2018/04/wmicexe-whitelisting-bypass-hacking.html
- https://twitter.com/mattifestation/status/986280382042595328
author: Markus Neis, Florian Roth
date: 2019/01/16
modified: 2022/11/11
tags:
- attack.defense_evasion
- attack.t1047
- attack.t1220
- attack.execution
- attack.t1059.005
- attack.t1059.007
logsource:
category: process_creation
product: windows
detection:
selection_org_img:
- Image|endswith: '\wmic.exe'
- OriginalFileName: 'wmic.exe'
selection_org_cli:
CommandLine|contains|all:
- wmic
- format
- http
selection_renamed_wmic_imphash:
- Imphash:
- 1B1A3F43BF37B5BFE60751F2EE2F326E
- 37777A96245A3C74EB217308F3546F4C
- 9D87C9D67CE724033C0B40CC4CA1B206
- Hashes|contains: # Sysmon field hashes contains all types
- IMPHASH=1B1A3F43BF37B5BFE60751F2EE2F326E
- IMPHASH=37777A96245A3C74EB217308F3546F4C
- IMPHASH=9D87C9D67CE724033C0B40CC4CA1B206
selection_renamed_flags:
CommandLine|contains|all:
- 'format:'
- 'http'
condition: all of selection_org_* or all of selection_renamed_*
falsepositives:
- Unknown
level: medium