CTF tools!

This post contains most of the tools i´ve used/recommend using for doing CTFs and such.
This list is a collection from multiple lists mainly awesome-ctf and awesome-privilege-escalation.

Privilege escalation

Here is some of my personal favourites.

Linux

Escape restricted shells

SUDO and SUID

Capabilities

Tools

  • AutoLocalPrivilegeEscalation: An automated script that download potential exploit for linux kernel from exploitdb, and compile them automatically.
  • BeRoot: BeRoot Project is a post exploitation tool to check common misconfigurations to find a way to escalate our privilege.
    exploits.
  • exploit-suggester: This tool reads the output of “showrev -p” on Solaris machines and outputs a list of exploits that you might want to try.
    is intended to be executed locally on a Linux box to enumerate basic system info and search for common privilege escalation vectors such as word writable files, misconfigurations, clear-text password and applicable
  • kernelpop: kernelpop is a framework for performing automated kernel vulnerability enumeration and exploitation.
  • LES: LES: Linux privilege escalation auditing tool
  • LinEnum: Scripted local Linux enumeration & privilege escalation checks
  • LinPEAS: Linux Privilege Escalation Awesome Script
  • Linux Exploit Suggester 2: Next-generation exploit suggester based on Linux_Exploit_Suggester
  • Linux_Exploit_Suggester: Linux Exploit Suggester; based on operating system release number.
  • linux-kernel-exploits
  • Linuxprivchecker.py: This script is intended to be executed locally on a Linux box to enumerate basic system info and search for common privilege escalation vectors such as world writable files, misconfigurations, clear-text passwords and applicable exploits.
  • Linux Privilege Escalation Check Script: Originally forked from the linuxprivchecker.py (Mike Czumak), this script is intended to be executed locally on a Linux box to enumerate basic system info and search for common privilege escalation vectors such as word writable files, misconfigurations, clear-text password and applicable exploits.
  • linux-smart-enumeration: Linux enumeration tools for pentesting and CTFs
  • linux-soft-exploit-suggester: linux-soft-exploit-suggester finds exploits for all vulnerable software in a system helping with the privilege escalation.
  • PrivEsc: A collection of Windows, Linux and MySQL privilege escalation scripts and exploits.
  • pspy: unprivileged Linux process snooping
  • traitor: Automatically exploit low-hanging fruit to pop a root shell. Linux privilege escalation made easy!
  • unix-privesc-check: Shell script to check for simple privilege escalation vectors on Unix systems
  • Unix-Privilege-Escalation-Exploits-Pack: Exploits for getting local root on Linux, BSD, AIX, HP-UX, Solaris, RHEL, SUSE etc.
  • uptux: Specialized privilege escalation checks for Linux systems.

Find CVEs

  • active-cve-check: Checks a list of packages against the “active” (not yet patched) CVE’s as listed in the Ubuntu CVE Tracker.
  • Arch-Audit: A tool to check vulnerable packages in Arch Linux.
  • cve-check-tool: Original Automated CVE Checking Tool.
  • LPVS: Linux Package Vulnerability Scanner for CentOS and Ubuntu.

Chkrootkit

NFS

Presentations

Windows

DLL Hijacking

Potato

Unquoted services with spaces

Groups.xml

Tools

  • JAWS - Just Another Windows (Enum) Script: JAWS is PowerShell script designed to help penetration testers (and CTFers) quickly identify potential privilege escalation vectors on Windows systems. It is written using PowerShell 2.0 so ‘should’ run on every Windows version since Windows 7.
  • juicy-potato: A sugared version of RottenPotatoNG, with a bit of juice, i.e. another Local Privilege Escalation tool, from a Windows Service Accounts to NT AUTHORITY\SYSTEM.
  • Potato: Potato Privilege Escalation on Windows 7, 8, 10, Server 2008, Server 2012.
  • PowerSploit: PowerSploit is a collection of Microsoft PowerShell modules that can be used to aid penetration testers during all phases of an assessment.
  • PrivescCheck: Enumerate common Windows security misconfigurations which can be leveraged for privilege escalation and gather various information which might be useful for exploitation and/or post-exploitation, by itm4n
  • RoguePotato: Another Windows Local Privilege Escalation from Service Account to System by splinter_code/antonioCoco
  • RottenPotato: RottenPotato local privilege escalation from service account to SYSTEM. (No longer maintained)
  • RottenPotatoNG: New version of RottenPotato as a C++ DLL and standalone C++ binary - no need for meterpreter or other tools.
  • Seatbelt: Project that performs a number of security oriented host-survey “safety checks” relevant from both offensive and defensive security perspectives.
  • SessionGopher: SessionGopher is a PowerShell tool that finds and decrypts saved session information for remote access tools.
  • Sherlock: PowerShell script to quickly find missing software patches for local privilege escalation vulnerabilities. (Deprecated)
  • SweetPotato: Local Service to SYSTEM privilege escalation from Windows 7 to Windows 10 / Server 2019 by CCob
  • Tater: Tater is a PowerShell implementation of the Hot Potato Windows Privilege Escalation exploit.
  • Watson: Watson is a .NET tool designed to enumerate missing KBs and suggest exploits for Privilege Escalation vulnerabilities.
  • WindowsEnum: A Powershell Privilege Escalation Enumeration Script.
  • Windows-Exploit-Suggester: This tool compares a targets patch levels against the Microsoft vulnerability database in order to detect potential missing patches on the target. It also notifies the user if there are public exploits and Metasploit modules available for the missing bulletins. By AonCyberLabs
  • Windows Exploit Suggester - Next Generation (WES-NG): WES-NG is a tool based on the output of Windows’ systeminfo utility which provides the list of vulnerabilities the OS is vulnerable to, including any exploits for these vulnerabilities. Every Windows OS between Windows XP and Windows 10, including their Windows Server counterparts, is supported. By bitsadmin
  • windows-privesc-check: Standalone executable that runs on Windows systems. It tries to find misconfigurations that could allow local unprivileged users to escalate privileges to other users or to access local apps (e.g. databases).
  • winPEAS: Windows Privilege Escalation Awesome Scripts
  • WinPwnage: UAC bypass, Elevate, Persistence and Execution methods. The goal of this repo is to study the Windows penetration techniques.

Presentations

Linux and Windows

Docker

Tools

  • CDK: CDK is an open-sourced container penetration toolkit, offering stable exploitation in different slimmed containers without any OS dependency.
  • Deepce: Docker Enumeration, Escalation of Privileges and Container Escapes (DEEPCE)
  • Dokcer-escape-tool: This tool will help identify if you’re in a Docker container and try some quick escape techniques to help assess the security of your containers.
  • PrivilegedDockerEscape: A bash script to create an interactive shell from a privileged docker container to the container host

Cloud

AWS

Tools

  • Pacu: The AWS exploitation framework, designed for testing the security of Amazon Web Services environments. By RhinoSecurityLabs.

GCP

Tools

  • GCPBucketBrute: A script to enumerate Google Storage buckets, determine what access you have to them, and determine if they can be privilege escalated. By RhinoSecurity.

Create

Tools used for creating CTF challenges

Forensics

Tools used for creating Forensics challenges

Platforms

Projects that can be used to host a CTF

  • CTFd - Platform to host jeopardy style CTFs from ISISLab, NYU Tandon.
  • echoCTF.RED - Develop, deploy and maintain your own CTF infrastructure.
  • FBCTF - Platform to host Capture the Flag competitions from Facebook.
  • Haaukins- A Highly Accessible and Automated Virtualization Platform for Security Education.
  • HackTheArch - CTF scoring platform.
  • Mellivora - A CTF engine written in PHP.
  • MotherFucking-CTF - Badass lightweight plaform to host CTFs. No JS involved.
  • NightShade - A simple security CTF framework.
  • OpenCTF - CTF in a box. Minimal setup required.
  • PicoCTF - The platform used to run picoCTF. A great framework to host any CTF.
  • PyChallFactory - Small framework to create/manage/package jeopardy CTF challenges.
  • RootTheBox - A Game of Hackers (CTF Scoreboard & Game Manager).
  • Scorebot - Platform for CTFs by Legitbs (Defcon).
  • SecGen - Security Scenario Generator. Creates randomly vulnerable virtual machines.

Steganography

Tools used to create stego challenges

Check solve section for steganography.

Web

Tools used for creating Web challenges

JavaScript Obfustcators

Solve

Tools used for solving CTF challenges

Attacks

Tools used for performing various kinds of attacks

  • Bettercap - Framework to perform MITM (Man in the Middle) attacks.
  • Yersinia - Attack various protocols on layer 2.

Crypto

Tools used for solving Crypto challenges

  • CyberChef - Web app for analysing and decoding data.
  • FeatherDuster - An automated, modular cryptanalysis tool.
  • Hash Extender - A utility tool for performing hash length extension attacks.
  • padding-oracle-attacker - A CLI tool to execute padding oracle attacks.
  • PkCrack - A tool for Breaking PkZip-encryption.
  • QuipQuip - An online tool for breaking substitution ciphers or vigenere ciphers (without key).
  • RSACTFTool - A tool for recovering RSA private key with various attack.
  • RSATool - Generate private key with knowledge of p and q.
  • XORTool - A tool to analyze multi-byte xor cipher.

Bruteforcers

Tools used for various kind of bruteforcing (passwords etc.)

  • Hashcat - Password Cracker
  • Hydra - A parallelized login cracker which supports numerous protocols to attack
  • John The Jumbo - Community enhanced version of John the Ripper.
  • John The Ripper - Password Cracker.
  • Nozzlr - Nozzlr is a bruteforce framework, trully modular and script-friendly.
  • Ophcrack - Windows password cracker based on rainbow tables.
  • Patator - Patator is a multi-purpose brute-forcer, with a modular design.
  • Turbo Intruder - Burp Suite extension for sending large numbers of HTTP requests

Exploits

Tools used for solving Exploits challenges

  • DLLInjector - Inject dlls in processes.
  • libformatstr - Simplify format string exploitation.
  • Metasploit - Penetration testing software.
  • one_gadget - A tool to find the one gadget execve('/bin/sh', NULL, NULL) call.
    • gem install one_gadget
  • Pwntools - CTF Framework for writing exploits.
  • Qira - QEMU Interactive Runtime Analyser.
  • ROP Gadget - Framework for ROP exploitation.
  • V0lt - Security CTF Toolkit.

Forensics

Tools used for solving Forensics challenges

  • Aircrack-Ng - Crack 802.11 WEP and WPA-PSK keys.
    • apt-get install aircrack-ng
  • Audacity - Analyze sound files (mp3, m4a, whatever).
    • apt-get install audacity
  • Bkhive and Samdump2 - Dump SYSTEM and SAM files.
    • apt-get install samdump2 bkhive
  • CFF Explorer - PE Editor.
  • Creddump - Dump windows credentials.
  • DVCS Ripper - Rips web accessible (distributed) version control systems.
  • Exif Tool - Read, write and edit file metadata.
  • Extundelete - Used for recovering lost data from mountable images.
  • Fibratus - Tool for exploration and tracing of the Windows kernel.
  • Foremost - Extract particular kind of files using headers.
    • apt-get install foremost
  • Fsck.ext4 - Used to fix corrupt filesystems.
  • Malzilla - Malware hunting tool.
  • NetworkMiner - Network Forensic Analysis Tool.
  • PDF Streams Inflater - Find and extract zlib files compressed in PDF files.
  • Pngcheck - Verifies the integrity of PNG and dump all of the chunk-level information in human-readable form.
    • apt-get install pngcheck
  • ResourcesExtract - Extract various filetypes from exes.
  • Shellbags - Investigate NT_USER.dat files.
  • Snow - A Whitespace Steganography Tool.
  • USBRip - Simple CLI forensics tool for tracking USB device artifacts (history of USB events) on GNU/Linux.
  • Volatility - To investigate memory dumps.
  • Wireshark - Used to analyze pcap or pcapng files

Registry Viewers

  • OfflineRegistryView - Simple tool for Windows that allows you to read offline Registry files from external drive and view the desired Registry key in .reg file format.
  • Registry Viewer® - Used to view Windows registries.

Networking

Tools used for solving Networking challenges

  • Masscan - Mass IP port scanner, TCP port scanner.
  • Monit - A linux tool to check a host on the network (and other non-network activities).
  • Nipe - Nipe is a script to make Tor Network your default gateway.
  • Nmap - An open source utility for network discovery and security auditing.
  • Wireshark - Analyze the network dumps.
    • apt-get install wireshark
  • Zeek - An open-source network security monitor.
  • Zmap - An open-source network scanner.

Reversing

Tools used for solving Reversing challenges

  • Androguard - Reverse engineer Android applications.
  • Angr - platform-agnostic binary analysis framework.
  • Apk2Gold - Yet another Android decompiler.
  • ApkTool - Android Decompiler.
  • Barf - Binary Analysis and Reverse engineering Framework.
  • Binary Ninja - Binary analysis framework.
  • BinUtils - Collection of binary tools.
  • BinWalk - Analyze, reverse engineer, and extract firmware images.
  • Boomerang - Decompile x86/SPARC/PowerPC/ST-20 binaries to C.
  • ctf_import – run basic functions from stripped binaries cross platform.
  • cwe_checker - cwe_checker finds vulnerable patterns in binary executables.
  • demovfuscator - A work-in-progress deobfuscator for movfuscated binaries.
  • Frida - Dynamic Code Injection.
  • GDB - The GNU project debugger.
  • GEF - GDB plugin.
  • Ghidra - Open Source suite of reverse engineering tools. Similar to IDA Pro.
  • Hopper - Reverse engineering tool (disassembler) for OSX and Linux.
  • IDA Pro - Most used Reversing software.
  • Jadx - Decompile Android files.
  • Java Decompilers - An online decompiler for Java and Android APKs.
  • Krakatau - Java decompiler and disassembler.
  • Objection - Runtime Mobile Exploration.
  • PEDA - GDB plugin (only python2.7).
  • Pin - A dynamic binary instrumentaion tool by Intel.
  • PINCE - GDB front-end/reverse engineering tool, focused on game-hacking and automation.
  • PinCTF - A tool which uses intel pin for Side Channel Analysis.
  • Plasma - An interactive disassembler for x86/ARM/MIPS which can generate indented pseudo-code with colored syntax.
  • Pwndbg - A GDB plugin that provides a suite of utilities to hack around GDB easily.
  • radare2 - A portable reversing framework.
  • Triton - Dynamic Binary Analysis (DBA) framework.
  • Uncompyle - Decompile Python 2.7 binaries (.pyc).
  • WinDbg - Windows debugger distributed by Microsoft.
  • Xocopy - Program that can copy executables with execute, but no read permission.
  • Z3 - A theorem prover from Microsoft Research.

JavaScript Deobfuscators

  • Detox - A Javascript malware analysis tool.
  • Revelo - Analyze obfuscated Javascript code.

SWF Analyzers

  • RABCDAsm - Collection of utilities including an ActionScript 3 assembler/disassembler.
  • Swftools - Collection of utilities to work with SWF files.
  • Xxxswf - A Python script for analyzing Flash files.

Services

Various kind of useful services available around the internet

  • CSWSH - Cross-Site WebSocket Hijacking Tester.
  • Request Bin - Lets you inspect http requests to a particular url.

Steganography

Tools used for solving Steganography challenges

  • AperiSolve - Aperi’Solve is a platform which performs layer analysis on image (open-source).
  • Convert - Convert images b/w formats and apply filters.
  • Exif - Shows EXIF information in JPEG files.
  • Exiftool - Read and write meta information in files.
  • Exiv2 - Image metadata manipulation tool.
  • Image Steganography - Embeds text and files in images with optional encryption. Easy-to-use UI.
  • Image Steganography Online - This is a client-side Javascript tool to steganographically hide images inside the lower “bits” of other images
  • ImageMagick - Tool for manipulating images.
  • Outguess - Universal steganographic tool.
  • Pngtools - For various analysis related to PNGs.
    • apt-get install pngtools
  • SmartDeblur - Used to deblur and fix defocused images.
  • Steganabara - Tool for stegano analysis written in Java.
  • SteganographyOnline - Online steganography encoder and decoder.
  • Stegbreak - Launches brute-force dictionary attacks on JPG image.
  • StegCracker - Steganography brute-force utility to uncover hidden data inside files.
  • stegextract - Detect hidden files and text in images.
  • Steghide - Hide data in various kind of images.
  • StegOnline - Conduct a wide range of image steganography operations, such as concealing/revealing files hidden within bits (open-source).
  • Stegsolve - Apply various steganography techniques to images.
  • Zsteg - PNG/BMP analysis.

Web

Tools used for solving Web challenges

  • BurpSuite - A graphical tool to testing website security.
  • Commix - Automated All-in-One OS Command Injection and Exploitation Tool.
  • Hackbar - Firefox addon for easy web exploitation.
  • OWASP ZAP - Intercepting proxy to replay, debug, and fuzz HTTP requests and responses
  • Postman - Add on for chrome for debugging network requests.
  • Raccoon - A high performance offensive security tool for reconnaissance and vulnerability scanning.
  • SQLMap - Automatic SQL injection and database takeover tool.
    pip install sqlmap
  • W3af - Web Application Attack and Audit Framework.
  • XSSer - Automated XSS testor.

Resources

Where to discover about CTF

Operating Systems

Penetration testing and security lab Operating Systems

Malware analysts and reverse-engineering

Starter Packs

Collections of installer scripts, useful tools

  • CTF Tools - Collection of setup scripts to install various security research tools.
  • LazyKali - A 2016 refresh of LazyKali which simplifies install of tools and configuration.

Tutorials

Tutorials to learn how to play CTFs

Wargames

Always online CTFs

  • Backdoor - Security Platform by SDSLabs.
  • Crackmes - Reverse Engineering Challenges.
  • CryptoHack - Fun cryptography challenges.
  • echoCTF.RED - Online CTF with a variety of targets to attack.
  • Exploit Exercises - Variety of VMs to learn variety of computer security issues.
  • Exploit.Education - Variety of VMs to learn variety of computer security issues.
  • Gracker - Binary challenges having a slow learning curve, and write-ups for each level.
  • Hack The Box - Weekly CTFs for all types of security enthusiasts.
  • Hack This Site - Training ground for hackers.
  • Hacker101 - CTF from HackerOne
  • Hacking-Lab - Ethical hacking, computer network and security challenge platform.
  • Hone Your Ninja Skills - Web challenges starting from basic ones.
  • IO - Wargame for binary challenges.
  • Microcorruption - Embedded security CTF.
  • Over The Wire - Wargame maintained by OvertheWire Community.
  • PentesterLab - Variety of VM and online challenges (paid).
  • PicoCTF - All year round ctf game. Questions from the yearly picoCTF competition.
  • PWN Challenge - Binary Exploitation Wargame.
  • Pwnable.kr - Pwn Game.
  • Pwnable.tw - Binary wargame.
  • Pwnable.xyz - Binary Exploitation Wargame.
  • Reversin.kr - Reversing challenge.
  • Ringzer0Team - Ringzer0 Team Online CTF.
  • Root-Me - Hacking and Information Security learning platform.
  • ROP Wargames - ROP Wargames.
  • SANS HHC - Challenges with a holiday theme
    released annually and maintained by SANS.
  • SmashTheStack - A variety of wargames maintained by the SmashTheStack Community.
  • Viblo CTF - Various amazing CTF challenges, in many different categories. Has both Practice mode and Contest mode.
  • VulnHub - VM-based for practical in digital security, computer application & network administration.
  • W3Challs - A penetration testing training platform, which offers various computer challenges, in various categories.
  • WebHacking - Hacking challenges for web.

Self-hosted CTFs

Websites

Various general websites about and on CTF

Wikis

Various Wikis available for learning about CTFs

Writeups Collections

Collections of CTF write-ups

  • 0e85dc6eaf - Write-ups for CTF challenges by 0e85dc6eaf
  • Captf - Dumped CTF challenges and materials by psifertex.
  • CTF write-ups (community) - CTF challenges + write-ups archive maintained by the community.
  • CTFTime Scrapper - Scraps all writeup from CTF Time and organize which to read first.
  • HackThisSite - CTF write-ups repo maintained by HackThisSite team.
  • Mzfr - CTF competition write-ups by mzfr
  • pwntools writeups - A collection of CTF write-ups all using pwntools.
  • SababaSec - A collection of CTF write-ups by the SababaSec team
  • Shell Storm - CTF challenge archive maintained by Jonathan Salwan.
  • Smoke Leet Everyday - CTF write-ups repo maintained by SmokeLeetEveryday team.