49 lines
1.4 KiB
YAML
49 lines
1.4 KiB
YAML
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title: Operation Wocao Activity
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author: Florian Roth, frack113
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date: 2019/12/20
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description: Detects activity mentioned in Operation Wocao report
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detection:
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SELECTION_1:
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EventID: 1
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SELECTION_2:
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CommandLine:
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- '*checkadmin.exe 127.0.0.1 -all*'
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- '*netsh advfirewall firewall add rule name=powershell dir=in*'
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- '*cmd /c powershell.exe -ep bypass -file c:\s.ps1*'
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- '*/tn win32times /f*'
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- '*create win32times binPath=*'
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- '*\c$\windows\system32\devmgr.dll*'
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- '* -exec bypass -enc JgAg*'
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- '*type *keepass\KeePass.config.xml*'
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- '*iie.exe iie.txt*'
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- '*reg query HKEY_CURRENT_USER\Software\\*\PuTTY\Sessions\\*'
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condition: (SELECTION_1 and SELECTION_2)
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falsepositives:
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- Administrators that use checkadmin.exe tool to enumerate local administrators
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id: 1cfac73c-be78-4f9a-9b08-5bde0c3953ab
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level: high
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logsource:
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category: process_creation
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product: windows
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modified: 2021/09/19
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references:
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- https://www.fox-it.com/en/news/whitepapers/operation-wocao-shining-a-light-on-one-of-chinas-hidden-hacking-groups/
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- https://twitter.com/SBousseaden/status/1207671369963646976
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related:
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- id: 74ad4314-482e-4c3e-b237-3f7ed3b9ca8d
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type: derived
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status: experimental
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tags:
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- attack.discovery
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- attack.t1012
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- attack.defense_evasion
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- attack.t1036.004
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- attack.t1036
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- attack.t1027
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- attack.execution
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- attack.t1053.005
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- attack.t1053
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- attack.t1059.001
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- attack.t1086
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