Open-source alternatives to Byob

Empire is a post-exploitation command-and-control (C2) framework designed for red team operations. It deploys and manages agents written in PowerShell, Python, C#, Go, and C across Windows, Linux, and macOS, using encrypted communication channels over HTTP, HTTPS, and SMB. The framework executes over 400 built-in modules for reconnaissance, privilege escalation, credential theft, and lateral movement, and provides a modular engine for authoring custom attack modules. What sets Empire apart is its multi-language agent deployment system, which allows operators to choose implants that suit each

Ladon is an internal network penetration scanner and vulnerability assessment tool designed to identify high-risk security flaws and assets across network segments. It operates as a fileless security scanner, executing its engine and modules directly in memory to avoid leaving a disk footprint on target systems. The project is distinguished by its integration as a plugin for command beacons, specifically within the Cobalt Strike framework. This allows for memory-resident network discovery and vulnerability detection. It further supports stealth operations through payload and script obfuscatio

Pupy is a command and control framework and post-exploitation suite used for remote administration and system management. It functions as a cross-platform tool for deploying payloads and controlling multiple remote agents through encrypted communication channels. The framework features a multi-platform payload generator that creates custom executable files using configurable network launchers. It employs a network traffic obfuscator that stacks encryption and obfuscation protocols to hide communication from observation. The system provides capabilities for in-memory code execution, remote pr

Hoaxshell is a command and control system for Windows remote command execution. It provides a framework for generating and managing reverse shell payloads that utilize an HTTP beaconing protocol, where victim clients periodically poll a handler to receive and execute instructions. The project distinguishes itself through its ability to bypass PowerShell Constrained Language Mode using specialized payload generation. It supports encrypted command and control via TLS certificate injection and provides mechanisms for remote session recovery, allowing a handler to reestablish control over active

OffensiveNim is a red teaming framework and post-exploitation toolkit developed in Nim. It provides a collection of low-level primitives and a Windows API wrapper designed for offensive security operations, including malware development and shellcode loading. The project focuses on evasion and obfuscation through techniques such as API unhooking, direct system calls, and anti-debugging mechanisms. It features diverse payload delivery methods, including reflective binary loading, the execution of .NET assemblies via CLR hosting, and various shellcode injection techniques using fibers, COM obje

Empire is a post-exploitation framework and command and control server designed to manage remote access agents. It provides a centralized system for coordinating these agents and executing specialized scripts across target systems. The project functions as a security evasion tool by adapting network communication patterns to bypass firewalls and monitoring tools. It utilizes a multi-language agent runtime and a modular plugin architecture to execute payloads across different operating systems. The framework covers a broad range of operational capabilities, including remote agent orchestratio

This project is a curated collection of tools, scripts, and technical guides designed to enhance offensive security operations using Cobalt Strike. It serves as a resource hub for managing command and control infrastructure and deploying security engagements. The collection includes toolkits for evading endpoint detection and response systems, alongside libraries for automating red team tasks such as reconnaissance and host enumeration. It provides resources for developing post-exploitation frameworks, specifically focusing on the creation of reflective libraries and memory-resident code. Th

Donut is a toolset for loading and executing payloads in memory, featuring a position-independent shellcode generator, an in-memory payload injector, and a .NET assembly loader. It is designed to convert executable files and scripts into shellcode that can be executed within the memory space of a remote process without writing files to disk. The project specializes in security evasion through memory-based patching and payload obfuscation using symmetric block ciphers and compression. It includes a remote payload stager to retrieve encrypted modules from HTTP or DNS servers during runtime, red

Empire is a command and control framework and post-exploitation toolkit used for network penetration testing. It serves as a centralized platform for coordinating remote agent communication and automating the delivery of security testing payloads to target systems. The project provides a suite of modules for host reconnaissance, lateral movement, and credential harvesting across corporate environments. It functions as a remote administration tool to maintain persistence and execute commands on compromised hosts. The framework incorporates capabilities for agent orchestration and the executio

Monkey is an adversary emulation platform and breach and attack simulation tool designed to test network defenses through automated lateral movement and exploit delivery. It functions as a network security testing system that evaluates security posture by attempting to propagate through vulnerabilities and extract sensitive system credentials. The platform distinguishes itself by simulating specific real-world attacker behaviors, such as ransomware encryption, cryptojacking, and the theft of browser-stored credentials and secure shell keys. It utilizes binary hash randomization to evade antiv

This project is a comprehensive command-line reference and toolkit designed for Linux system administration and network security assessment. It provides a collection of technical snippets and operational guides focused on managing remote environments, orchestrating shell sessions, and executing administrative tasks through native terminal utilities. The repository distinguishes itself by offering specialized techniques for stealthy operations and infrastructure manipulation. It covers methods for establishing encrypted tunnels to bypass firewalls, obfuscating process identities and command hi

Maskphish is a comprehensive security toolkit that integrates capabilities for digital forensics, network vulnerability scanning, open-source intelligence, penetration testing, and social engineering. It functions as a multi-purpose framework for automating reconnaissance and executing security audits across diverse network environments. The project features a specialized phishing and social engineering toolkit used for cloning websites, masking URLs, and deploying deceptive pages to capture user credentials. It also includes a remote access Trojan builder for generating platform-specific exe

OffensiveRust is a red team toolkit and malware development kit written in Rust. It serves as an evasion framework and post-exploitation library, providing a collection of offensive security primitives and a Windows API wrapper for interacting with low-level system functions and undocumented APIs. The project focuses on bypassing security software through direct system calls, memory obfuscation, and stealthy payload execution. It implements techniques to defeat static binary analysis via compile-time string encryption and payload obfuscation, while avoiding detection using parent process ID s

This project is a post-exploitation framework and privilege escalation script suite designed to scan local system configurations for security gaps. It serves as a system enumeration toolset used to identify paths for gaining higher administrative privileges on a target host. The suite incorporates capabilities for security penetration testing and vulnerability assessment reporting. It uses shell-based system enumeration and pattern-based vulnerability matching to detect misconfigurations, while employing heuristic-based permission analysis to evaluate system flags. Findings are gathered thro

Termix is a centralized web-based gateway for managing remote SSH connections and terminal sessions. It provides a browser-based interface that enables users to access, control, and monitor remote servers, containerized applications, and file systems from a single, unified dashboard. The platform distinguishes itself through robust security and session management capabilities. It integrates with external identity providers for single sign-on and enforces role-based access control to manage user permissions. To ensure reliable administration, it maintains stateful session persistence, allowing

w3af is a web penetration testing suite and security audit framework designed to identify and exploit vulnerabilities in web applications. It functions as a vulnerability scanner that crawls targets to find injection points and a fuzzer used to discover hidden endpoints and test input validation. The project distinguishes itself by providing an intercepting HTTP proxy for capturing and modifying traffic, combined with a knowledge-base driven exploitation system. It enables the execution of security exploits to gain remote shell access and supports post-exploitation activities, such as routing

jexboss is a Java deserialization exploit framework and network vulnerability scanner designed to identify and exploit deserialization flaws to achieve remote code execution on target servers. It functions as a suite of tools for delivering payloads and executing system commands on vulnerable remote applications. The project includes a reverse shell orchestrator to establish and maintain persistent remote command connections from exploited targets back to a listener. It also provides post-exploitation automation for managing remote access and updating software on compromised systems. The fra

Evil-WinRM is a penetration testing tool and interactive remote shell designed for managing and executing commands on remote Windows systems via the WinRM protocol. It functions as a security utility for auditing Windows environments through remote command execution and credential manipulation. The tool distinguishes itself through its authentication capabilities, acting as both a Kerberos authentication client using ticket-based files and an NTLM pass-the-hash client that accesses services using password hashes instead of plaintext credentials. To evade detection, it supports in-memory paylo

The framework is a comprehensive penetration testing platform designed for the development, testing, and execution of security exploits. It serves as a research toolkit and automated assessment environment, enabling security professionals to identify and validate vulnerabilities within networked systems and infrastructure through repeatable, standardized procedures. The platform distinguishes itself through a modular architecture that supports reflective payload injection, allowing for the execution of code directly in memory without writing to disk. It utilizes an asynchronous event loop to

Sliver is a command and control framework designed for adversary emulation and security assessment operations. It provides a centralized platform for managing remote systems, enabling security professionals to coordinate multi-operator sessions and maintain persistent, secure communication channels across diverse network environments. The framework distinguishes itself through its focus on stealth and infrastructure flexibility. It utilizes dynamic payload obfuscation to generate unique binaries and supports in-memory execution to minimize disk artifacts. Communication is secured through mutu

Merlin is a cross-platform command and control framework and remote access tool. It provides a server and agent system for post-exploitation coordination, utilizing an HTTP/2 framework for secure communication and the execution of commands across multiple operating systems. The project features an in-memory code execution engine that runs assemblies and shellcode directly within a process to avoid writing files to disk. It implements a decentralized communication architecture through a peer-to-peer network, allowing agents to exchange data via direct bind or reverse connections. To evade det

Mythic is a red teaming framework and command and control server designed for managing post-exploitation activities. It provides a centralized system for issuing tasks and receiving telemetry from agents deployed across diverse target platforms and operating systems. The platform features a collaborative operator interface that allows multiple security researchers to coordinate operations and track target activity within a shared environment. It supports the deployment and updating of diverse agent payloads through a multi-platform payload manager. The framework utilizes a plugin-based archi

This repository contains the source code for a C-based network botnet designed to compromise Internet of Things devices. It serves as a functional implementation of malware used for security research, behavioral analysis, and the development of threat detection signatures. The project includes a command and control server architecture that manages infected devices via a custom binary protocol and TCP-based command distribution. It employs a cross-compilation toolchain to build and deliver architecture-specific binary payloads across multiple hardware platforms. The codebase covers capabiliti

TacticalRMM is a remote monitoring and management platform designed for overseeing endpoints and automating IT administration. It functions as an endpoint management tool and IT automation framework, providing a centralized dashboard for executing scripts, monitoring system health, and managing remote devices across multiple tenants. The platform distinguishes itself through a comprehensive remote administration suite that includes real-time shell access, remote file management, and registry editing. It integrates with third-party remote desktop software and provides a hierarchical policy inh

Pafish is an anti-analysis sandbox detector and virtualization environment tester. It serves as a diagnostic utility to identify if a system is running inside a virtual machine or a malware analysis sandbox by executing common anti-analysis techniques. The tool validates the effectiveness of various evasion methods and supports research into sandbox detection. It tests whether a target system can be recognized as a virtualized environment to help improve the stealth of malware analysis environments. Detection is achieved through a variety of behavioral checks, including hardware artifact ana

Al-Khaser is a research project focused on the development of anti-analysis and evasion techniques to resist reverse engineering. It provides implementations for detecting and evading virtual machines, sandboxes, and debuggers to prevent software analysis. The project implements control flow obfuscation through anti-disassembly methods and utilizes dynamic API resolution to bypass static import tables. It further hinders forensic analysis by manipulating memory headers to prevent process dumps and utilizing remote code injection to execute logic in external processes. The capability surface