frack113
42 lines
1.4 KiB
YAML
42 lines
1.4 KiB
YAML
title: Operation Wocao Activity
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id: 1cfac73c-be78-4f9a-9b08-5bde0c3953ab
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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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author: Florian Roth, frack113
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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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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.t1027
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- attack.execution
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- attack.t1053.005
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- attack.t1059.001
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date: 2019/12/20
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modified: 2021/09/19
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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
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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 |