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41 lines
1.3 KiB
YAML
41 lines
1.3 KiB
YAML
action: global
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title: Operation Wocao Activity
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id: 74ad4314-482e-4c3e-b237-3f7ed3b9ca8d
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author: Florian Roth
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status: experimental
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description: Detects activity mentioned in Operation Wocao report
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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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date: 2019/12/20
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falsepositives:
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- Administrators that use checkadmin.exe tool to enumerate local administrators
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level: high
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---
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logsource:
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product: windows
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service: security
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detection:
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selection:
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EventID: 4799
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GroupName: 'Administrators'
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ProcessName: '*\checkadmin.exe'
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condition: selection
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---
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logsource:
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category: process_creation
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product: windows
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detection:
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selection:
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CommandLine|contains:
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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 |