Open-source alternatives to Pinduoduo Backdoor

Marshalsec is a toolkit designed for generating malicious serialized Java objects to achieve remote code execution during the unmarshalling process. It functions as a Java deserialization exploit tool and a framework for triggering Java Naming and Directory Interface lookups to remote servers. The project provides a JNDI redirector service that intercepts lookups and points targets toward a remote codebase. It includes utilities for crafting payloads that force Java applications to download and execute arbitrary classes from a remote URL. The toolset covers security analysis activities inclu

Bloodhound is an Active Directory attack path mapper and security auditor designed to visualize trust relationships and permission chains. It serves as an attack surface management tool that identifies paths to domain administrator and other high-privileged accounts. The project uses a graph database analyzer to map complex identity and access relationships. It quantifies the risk of privilege escalation by identifying misconfigured permissions and trust links within Windows domains. The system provides capabilities for Active Directory security analysis, identity and access auditing, and ne

PrivescCheck is a PowerShell-based security auditing tool designed to scan Windows configurations for potential privilege escalation paths and local host vulnerabilities. It functions as a vulnerability assessment utility that analyzes system settings and registry configurations to identify weaknesses that could allow unauthorized administrative access. The tool automates internal security reconnaissance and post-exploitation data collection to gather environmental information. It serves as a security compliance reporter by exporting scan results into structured formats, including HTML, CSV,

linux-exploit-suggester is a diagnostic utility and vulnerability scanner designed to identify potential kernel exploits on Linux systems. It functions as a privilege escalation auditor by matching system information and kernel versions against a database of known security flaws. The tool differentiates itself by filtering and ranking exploits based on specific system properties and runtime security configurations. It evaluates kernel hardening settings, such as memory protection mechanisms, to discard inapplicable exploits and prioritize candidates by their probability of success. The softw

This project is an Android bootloader unlock tool designed to bypass account binding restrictions on devices running Xiaomi HyperOS. It functions as an exploit that circumvents the community account requirements typically necessary to unlock the bootloader. The tool serves as a prerequisite for device rooting and system modification. By removing manufacturer bootloader locks, it enables the installation of custom recoveries, kernels, and modified operating systems. The project achieves these results through vulnerability-based account bypass and memory-corruption exploits to intercept the ve

ArchUnit is a Java architecture testing library and automated validator that analyzes compiled bytecode to verify that source code adheres to predefined design rules. It functions as a testing framework that fails builds when the actual code structure violates architectural constraints. The library uses a fluent rule specification to define constraints and employs bytecode analysis to inspect class relationships and package dependencies. This allows for the automated detection of circular dependencies and the enforcement of dependency rules between packages. The tool covers a range of struct

SpotBugs is a static analysis tool and bytecode analyzer for Java applications. It scans compiled class files to identify bugs, security vulnerabilities, and performance issues without executing the code. The system functions as both a bug detector and a static application security testing tool to locate logical errors and API misuse. The project distinguishes itself through a plugin-based detector architecture that allows the integration of external libraries to add custom detection rules. It provides specialized security auditing for vulnerabilities such as SQL injection, cross-site scripti

BloodHound is a graph-based security analysis tool designed to map trust relationships and attack vectors within Active Directory environments. It functions as an attack path mapper and risk assessment system that uses graph theory to identify hidden relationships and paths leading to high-privilege accounts. The tool specializes in network attack surface mapping and privilege escalation pathfinding. It quantifies security risks by measuring the reliability of attack paths to critical targets, allowing for the prioritization of vulnerability elimination. The system provides capabilities for

Fission is a function-as-a-service platform and serverless framework for Kubernetes. It manages the lifecycle and execution of code snippets as serverless functions, providing an orchestrator that triggers these functions based on HTTP requests, message queues, or scheduled events. The platform features a cold-start optimized runtime that utilizes warm container pools and dynamic loaders to achieve millisecond execution. It includes a native autoscaler to adjust the number of function instances based on real-time traffic demand and supports canary release testing to split incoming traffic bet

LinEnum is a suite of security utilities for auditing Linux systems, scanning for privilege escalation paths, and enumerating local vulnerabilities. It functions as a system security audit tool, a local enumeration utility, and a scanner for identifying misconfigurations that could allow a user to gain root access. The project includes specialized auditing for containerized environments, specifically detecting Docker and LXC signatures to identify potential escape vectors to the host system. Its broader capabilities cover the analysis of kernel versions, the identification of SUID binaries a

Mimikatz is a Windows post-exploitation framework designed for extracting plaintext passwords, hashes, PIN codes, and security tokens from system memory and the registry. It functions as a credential extraction tool that targets the Local Security Authority Subsystem Service to retrieve cached credentials and sensitive account data. The project provides specialized capabilities for Active Directory penetration testing, including the simulation of domain controllers to replicate directory secrets. It features a Kerberos ticket manipulator capable of exporting, injecting, and forging authentica

This project is a collection of specialized toolkits designed for container interaction, Java library auditing, Linux system diagnostics, and shell task automation. It provides a suite of utilities to streamline developer workflows and system troubleshooting. The toolkit includes a Docker container helper for executing local binaries within running containers and a Java dependency analyzer to detect duplicate classes and resolve library conflicts. It also features Linux system diagnostic tools for analyzing network connection states and identifying CPU-intensive threads. The project covers b

Reverse engineering and pentesting for Android applications

This project is a curated repository of remote access trojan binaries and malware samples. It serves as a structured analysis dataset and security research toolset designed for studying the behavior and inner workings of remote administration tools. The collection provides a versioned archive of malware samples and backdoor interfaces, with specific categorizations for target platforms including Windows and Android. It organizes these binaries to facilitate the study of malware evolution and the identification of technical patterns. The repository covers several security research areas, incl

Simplify is an Android virtual machine sandbox, bytecode execution tracer, and static analysis framework. It serves as a Dalvik bytecode deobfuscator designed to recover readable code from binaries by simulating program behavior without a physical device. The project distinguishes itself by using execution graph analysis to resolve reflection calls and simplify obfuscated code through constant propagation and dead code removal. It employs multi-path execution simulation to track all possible conditional branch outcomes and maps instruction flow to identify constant values. The system covers

Smali is a two-way binary translation toolset designed to convert Dalvik bytecode to human-readable assembly and back again. It provides a mechanism for the disassembly and assembly of executable files used in virtual machine environments. The project enables the modification of compiled Android application logic by transforming binary files into editable assembly and rebuilding them. It is used for reverse engineering, malware analysis, and the study of low-level instructions to identify program behavior or security flaws. The toolkit covers binary construction through smali code assembly a

This project is a red teaming knowledge base and offensive security playbook designed to simulate adversary behavior. It serves as a comprehensive collection of technical guides and tactics for executing red team operations. The repository provides detailed instructions for Active Directory exploitation, including Kerberos abuse and domain privilege escalation. It covers defense evasion through API unhooking and payload obfuscation, as well as Windows internals research involving the manipulation of kernel objects and system memory. The capability surface extends to network penetration testi

The dependency analysis Gradle plugin is a diagnostic and management tool designed to optimize build configurations for JVM and Android projects. It identifies unused dependencies and plugins by inspecting source code and compiled bytecode, ensuring that project configurations remain lean and efficient. By integrating directly into the build lifecycle, the plugin provides actionable insights that help maintain clean dependency declarations and reduce unnecessary build overhead. The project distinguishes itself through a heuristic-based advice engine that explains the rationale behind every re

This project is a surveillance tool and malware payload designed for user activity monitoring. It functions as a keylogger and activity monitor that captures keyboard input, mouse movements, and microphone audio. The software utilizes the SMTP protocol for data exfiltration and command-and-control, transmitting captured logs and media files to a remote email address. It includes anti-forensic capabilities, specifically a self-deletion mechanism that triggers when the software detects that its code is being inspected. Broad capabilities include periodic screenshot capture and the recording of

AdvPhishing is a tool for social engineering simulations and credential harvesting testing. It generates deceptive web interfaces, including cloned service provider pages and pre-made layouts that mimic payment and social media platforms, to capture user login details. The tool manages the end-to-end deployment of phishing campaigns by routing captured credentials to a specified email address via an integrated SMTP mail delivery mechanism. It includes utilities for exposing a local development server to the public internet through secure tunneling and redirects users to legitimate third-party

Apfell is a red teaming framework and command and control server designed for collaborative adversary simulation. It provides a centralized infrastructure to manage remote agents and distribute tasking across multiple operating systems using a message broker for real-time synchronization. The system functions as a distributed agent orchestrator, allowing teams to coordinate complex attack chains and synchronize container data. It features a multi-platform payload manager that enables the downloading and integration of custom agents and command profiles from remote repositories. The platform

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

ysoserial.net is a payload generator for .NET deserialization, designed to create malicious serialized objects and structured gadget chains. It serves as a tool for generating command execution strings and security testing suites used to assess vulnerabilities in .NET formatters. The tool enables the creation of sequences of object calls that trigger remote code execution during the reconstruction of serialized data. It produces specialized payloads for executing system commands, loading remote libraries, and accessing local file systems. The project includes capabilities for optimizing payl

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

This project is a library of pre-defined keyboard scripts and payloads designed for execution via HID injection hardware. It provides a collection of scripted keystroke sequences specifically for the Flipper Zero and other compatible hardware to automate tasks on target computers. The library includes HID attack scripts and USB Rubber Ducky payloads that automate commands to bypass manual user interaction. These scripts are designed to perform system reconnaissance, exfiltrate data, and manipulate user interfaces. The available payloads cover several capability areas, including automated sys

Seeker is a social engineering location tool and browser geolocation capture system. It provides a framework for capturing precise GPS coordinates and device metadata by hosting deceptive webpages that prompt users for location permissions. The project includes an HTML phishing template engine for deploying custom or predefined website clones designed to trick users into granting sensitive permissions. It further utilizes a device fingerprinting tool to collect hardware specifications, operating system details, and screen resolution from visiting clients. The system incorporates network reco

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