How To Use OnlyRAT (MkI) | Default Install
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14 hours ago
Published on Dec 14, 2025
This response is partially generated with the help of AI. It may contain inaccuracies.
Table of Contents
Introduction
This tutorial provides a step-by-step guide on how to install and use OnlyRAT (MkI), a remote access tool. Designed for cybersecurity enthusiasts and ethical hackers, this guide will help you understand the installation process and basic functionalities of OnlyRAT.
Step 1: Download OnlyRAT
- Visit the OnlyRAT GitHub repository at CosmodiumCS/OnlyRAT.
- Click on the green "Code" button and select "Download ZIP" to download the repository files.
- Once downloaded, extract the ZIP file to a convenient location on your system.
Step 2: Install Required Dependencies
- Ensure you have Python installed on your machine. If not, download it from python.org.
- Open your command line interface (CLI) and navigate to the extracted OnlyRAT directory using the
cdcommand:cd path/to/OnlyRAT - Install the required dependencies by running the following command:
pip install -r requirements.txt
Step 3: Configure OnlyRAT
- Locate the configuration file, typically named
config.pyor similar, within the OnlyRAT folder. - Open the configuration file in a text editor and adjust settings such as server IP and port according to your network configuration.
- Save the changes before proceeding.
Step 4: Run OnlyRAT
- Back in the CLI, run the OnlyRAT script using the following command:
python onlyrat.py - Monitor the CLI for any output indicating successful initiation.
Step 5: Connect to the Target System
- Ensure that the target system is running the OnlyRAT client, which should be installed separately.
- Use the specified IP address and port to establish a connection.
- Verify the connection by checking for successful authentication messages in the CLI.
Step 6: Utilize OnlyRAT Features
- Familiarize yourself with the available commands by typing
helpin the CLI. This will display a list of commands you can use to interact with the target system. - Common functionalities may include file transfer, command execution, and session management.
Practical Tips
- Always test OnlyRAT in a controlled environment, such as a virtual machine, to avoid unintended consequences.
- Ensure you have permission to access any target system you connect to, as unauthorized access is illegal.
Common Pitfalls to Avoid
- Failing to install dependencies can lead to errors during execution. Ensure all required packages are installed.
- Incorrect configuration settings may prevent connection, so double-check IP addresses and ports.
Conclusion
In this tutorial, you learned how to download, install, configure, and run OnlyRAT (MkI). By following the steps outlined, you can effectively utilize this tool for ethical hacking practices. For further exploration, consider diving deeper into OnlyRAT's features or participating in discussions on platforms like Discord or GitHub. Happy hacking!