GroupPolicy Hijacking

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Warning

Current version of a script will turns on karma smb for all smb traffic. So when you MiTM your victim and his DC (domain controller), all SMB functionality excep those that need for a Group Policy hijacking will be lost!

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Version 1.0

This script allows you to exploit Group Policy Hijacking attack to get an RCE.

What it does:

Setup mode

• Download and setup Impacket (which consists karmaSMB)
• Create necessary files: config and different files to be returned by karma SMB
• Create malicious payload via msfvenom or choose your own script
• Copy paylod to relevant folder

Run mode

• Check and if necessary creates iptables rules for supplied IP addresses
• Check and if necessary run apache2 or vsftpd
• Increment version GPT.ini
• Run karmaSMB with created config (created in setup mode)
• Write logs of karmaSMB activity

Config mode

• Change a way of the shell delivering
• Change type of the shell: custom or msf

Read mode

• Read config created in setup mode

Related research/articles

• [MWR Labs] How to own any Windows network with group policy hijacking attacks