Introduction

When it comes to securing systems and networks, nothing beats the hands-on, immersive approach of red teaming. Red teamers simulate cyber-attacks to identify vulnerabilities and test an organisation’s defences. But what if you don’t have a hefty budget to acquire premium tools? Luckily, there’s an arsenal of free red team tools that can do wonders for your security testing endeavors. In this article, we’ll explore 20+ amazing tools you can use without spending a dime.

Sure, here are some popular and effective red team tools that are available for FREE :-

RECONNAISSANCE TOOLS :

1. RustScan : A fast and efficient port scanner that uses concurrent scanning to quickly identify open ports on target systems. Ideal for reducing false positives and speeding up the reconnaissance phase of penetration tests.
   Github Link : https://github.com/RustScan/RustScan
   
2. NmapAutomator: Automates Nmap scans to simplify and streamline the process of network discovery and vulnerability assessment.Enhances productivity by managing multiple scan tasks and organising results.
   Github Link : https://github.com/21y4d/nmapAutomator
   
3. AutoRecon : An automated reconnaissance tool that collects information about a target domain, including subdomains, IPs, and open ports.
   Saves time by combining multiple reconnaissance tasks into a single, cohesive workflow.
   Github Link : https://github.com/Tib3rius/AutoRecon
   
4. Amass: A subdomain enumeration tool that passively and actively discovers subdomains related to a target domain.
   Enhances reconnaissance efforts by providing a comprehensive list of subdomains for further analysis.
   Github Link : https://github.com/owasp-amass/amass
   
5. CloudEnum : A tool for enumerating and extracting information from cloud environments, such as AWS, Azure, and Google Cloud. Facilitates the discovery of cloud-based assets and potential vulnerabilities.
   Github Link : https://github.com/initstring/cloud_enum

INITIAL ACCESS TOOLS :

1. SprayingToolKit is a comprehensive toolkit designed to facilitate password spraying attacks, which are used to test the security of credentials across multiple accounts. Here’s a brief summary of the tools included in the SprayingToolKit.
   Github link : https://github.com/byt3bl33d3r/SprayingToolkit
   
2. o365Recon : A tool specifically designed to reconnoiter and enumerate Microsoft 365 (Office 365) environments.
   Github Link : https://github.com/nyxgeek/o365recon
   
3. Psudohash : A tool that can generate pseudo-hashes from plaintext passwords.
   Github Link : https://github.com/t3l3machus/psudohash
   
4. CredMaster : A tool designed to manage and test credentials in a structured manner.
   Github Link : https://github.com/knavesec/CredMaster

Also Read : Master Essential Networking Concepts for Cyber security

DELIVERY TOOLS :

1. o365AttackToolKit :A toolkit designed to automate and streamline attacks against Microsoft 365 (Office 365) environments.
   Github Link : https://github.com/mdsecactivebreach/o365-attack-toolkit
   
2. EvilGinx2 : A phishing toolkit that allows for the creation of custom phishing pages.
   Github Link : https://github.com/kgretzky/evilginx2
   
3. GoPhish : An open-source phishing simulation platform that aids in training and testing an organisation’s resistance to phishing attacks.
   Github Link : https://github.com/gophish/gophish
   
4. PwnAuth : A tool designed to exploit authentication mechanisms, particularly focusing on vulnerabilities in authentication protocols.
   Github Link : https://github.com/mandiant/PwnAuth

COMMAND AND CONTROL TOOLS :

1. PoshC2 : A post-exploitation framework written in PowerShell that provides a stealthy and flexible way to manage compromised systems.
   Github Link : https://github.com/nettitude/PoshC2
   
2. Sliver : A cross-platform adversary emulation and red team framework that supports Windows, Linux, and macOS.
   Github Link : https://github.com/BishopFox/sliver
   
3. SILENTTRINITY : A powerful and stealthy post-exploitation framework designed for Windows environments.
   Github Link : https://github.com/byt3bl33d3r/SILENTTRINITY
   
4. AzureC2Relay : AzureC2Relay is a tool designed to facilitate Command and Control (C2) communication through Azure services, providing a stealthy and effective way to maintain control over compromised systems.
   Github Link : https://github.com/Flangvik/AzureC2Relay
   
5. Havoc : Havoc is a modern and malleable post-exploitation command and control framework
   Github Link : https://github.com/HavocFramework/Havoc

CREDENTIAL DUMPING TOOLS :

1. Mimikatz : A powerful tool used to extract passwords, hashes, PIN codes, and Kerberos tickets from memory.
   Github Link : https://github.com/gentilkiwi/mimikatz
2. SharpLAPS : A tool that allows for the automated extraction of Local Administrator Password Solution (LAPS) passwords in a domain environment.
   Github Link : https://github.com/swisskyrepo/SharpLAPS
3. PyPyKatz : A Python implementation of Mimikatz that provides similar functionality but with the flexibility and scripting capabilities of Python.
   Github Link : https://github.com/skelsec/pypykatz
4. Net-GPPPassword : Net-GPPPassword is a tool designed to extract Group Policy Preferences (GPP) passwords from Windows registry files.
   Github Link : https://github.com/outflanknl/Net-GPPPassword

Also Read : Best 350+ Free TryHackMe Rooms for Beginners and Experts

PRIVILEGE ESCALATION TOOLS :

1. SharpUp: A tool designed to automate the process of privilege escalation and post-exploitation tasks in Windows environments.
   Github Link : https://github.com/GhostPack/SharpUp
2. MultiPotato : A multi-purpose toolkit that includes a variety of functionalities such as exploitation, post-exploitation, and reconnaissance.
   Github Link : https://github.com/S3cur3Th1sSh1t/MultiPotato
3. PEASS (Privilege Escalation Awesome Scripts Suite) : A collection of scripts and tools focused on privilege escalation in Windows environments.
   Github Link : https://github.com/peass-ng/PEASS-ng
4. Watson : A tool designed for automated privilege escalation and post-exploitation tasks, primarily focusing on Windows systems.
   Github Link : https://github.com/rasta-mouse/Watson

DEFENSE EVASION TOOLS :

1. EDRSandBlast: A tool designed to automate the process of exploiting vulnerabilities and gaining access to systems.
   Github Link : https://github.com/wavestone-cdt/EDRSandblast
2. Villain : A comprehensive red team toolkit that includes a wide range of functionalities for reconnaissance, exploitation, and post-exploitation.
   Github link : https://github.com/t3l3machus/Villain
3. SPAWN – Cobalt Strike BOF (Beacon Object File): A tool used to create custom beacons for Cobalt Strike, enabling advanced post-exploitation and lateral movement capabilities.
   Github Link : https://github.com/boku7/spawn
4. NetLoader : A tool designed to load and execute payloads on target systems, often used for post-exploitation tasks.
   Github Link : https://github.com/Flangvik/NetLoader
   

PERSISTENCE TOOLS :

1. SharPyShell : A tool designed to create and execute PowerShell scripts in a stealthy manner.
   Github Link : https://github.com/antonioCoco/SharPyShell
2. SharpStay : A persistence tool that helps maintain access to compromised systems by creating persistent backdoors.
   Github Link : https://github.com/0xthirteen/SharpStay
3. SharpEventPersist : A tool focused on creating and managing event-based persistence mechanisms on Windows systems.
   Github Link : https://github.com/improsec/SharpEventPersist

LATERAL MOVEMENT TOOLS :

1. SCShell : SCShell is a tool that provides a shell interface for interacting with Windows systems.
   Github Link : https://github.com/Mr-Un1k0d3r/SCShell
2. MoveKit : MoveKit is a framework designed to automate the movement of files and data across different systems and networks.
   Github Link : https://github.com/0xthirteen/MoveKit
3. ImPacket : ImPacket is a powerful tool for crafting and analyzing network packets, particularly for the Windows protocols.
   Github Link : https://github.com/fortra/impacket

EXFILTRATION TOOLS :

1. SharpExfiltrate : A tool designed to exfiltrate data from compromised systems. Provides a variety of methods to transfer data out of an environment, including DNS tunneling, HTTP, and other protocols.
   Github Link : https://github.com/Flangvik/SharpExfiltrate
2. DNSExfiltrator : A tool that leverages DNS queries to exfiltrate data from a compromised system.
   Github Link : https://github.com/Arno0x/DNSExfiltrator
3. Egress-Assess: A tool designed to assess and monitor egress traffic from a network. Helps in identifying unauthorized data exfiltration by analyzing outbound network traffic.
   Github Link : https://github.com/RedSiege/Egress-Assess

Conclusion :

Free Red Team tools provide an invaluable resource for security professionals at all levels. With proper selection and application, they can rival their paid counterparts in efficiency and effectiveness.