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39 lines
1.2 KiB
YAML
39 lines
1.2 KiB
YAML
title: Netsh Port Forwarding
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id: 322ed9ec-fcab-4f67-9a34-e7c6aef43614
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description: Detects netsh commands that configure a port forwarding (PortProxy)
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references:
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- https://www.fireeye.com/blog/threat-research/2019/01/bypassing-network-restrictions-through-rdp-tunneling.html
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- https://adepts.of0x.cc/netsh-portproxy-code/
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- https://www.dfirnotes.net/portproxy_detection/
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date: 2019/01/29
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modified: 2021/06/22
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tags:
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- attack.lateral_movement
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- attack.defense_evasion
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- attack.command_and_control
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- attack.t1090
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status: experimental
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author: Florian Roth, omkar72, oscd.community
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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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selection1:
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Image|endswith: '\netsh.exe'
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CommandLine|contains|all:
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- 'interface'
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- 'portproxy'
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- 'add'
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- 'v4tov4'
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selection2:
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Image|endswith: '\netsh.exe'
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CommandLine|contains|all:
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- 'connectp'
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- 'listena'
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- 'c='
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condition: selection1 or selection2
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falsepositives:
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- Legitimate administration
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- WSL2 network bridge PowerShell script used for WSL/Kubernetes/Docker (e.g. https://github.com/microsoft/WSL/issues/4150#issuecomment-504209723)
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level: medium
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