Nekoo

Overview

Nekoo is a Denial of Service (DoS) application designed to be used across multiple devices. Fully coded in C# with .NET 9, Nekoo offers a flexible and powerful solution for simulating DoS attacks. This tool is intended for educational and testing purposes, allowing users to learn about network vulnerabilities and defense mechanisms against such attacks.

Note: Nekoo is currently available only for Windows.

Features

• Windows Compatibility: Developed specifically for Windows using .NET 9, ensuring a stable and optimized experience for users on Windows platforms.
• DoS Attack Simulation: Simulates Denial of Service attacks to stress test servers and applications.
• C# & .NET9: Developed in C# using the latest .NET 9 framework for optimal performance and compatibility.
• Customizable Parameters: Users can adjust attack parameters to simulate different types of DoS attacks.

Installation

To get started with Nekoo, clone the repository and build the project using the following commands in your Windows Command Prompt or PowerShell:

git clone https://github.com/Fr0zyyy/Nekoo
cd Nekoo
dotnet build

Tip

Nekoo can be used on multiple devices to make DDoS attacks

Available flags and commands

Flag	About
-c	Gets Website's or Server's respond code
-a	Performs attack on Website or Server
-h	Just regular help command

How to use

Nekoo https://example.com -c

Output: If responds, 200 else other code

Nekoo https://example.com -a

"-a" starts attack as i mentioned before, if the code will be still 200 the application will continue until it does not responds anymore.

Flag -a, -c does attribute itselves besides -h

example usage:

Nekoo https://example.com -a -c

Output: Response Code: |code| (|GOOD OR BAD|) Attack started...

Tutorial video

Video

Threads in Nekoo

There's an configuration folder named config with config.yaml the threads are multipled by your CPU cores if your device is weak please put threads to 2 or 1

Maximum suggested threads is 16, if you put higher number than 16 it can harm your device due to overload.

Making Nekoo Recognizable in CMD

To make Nekoo accessible from any terminal location on Windows, follow these steps:

Steps to Configure Environment Variables

1. Copy the Installation Path:
   Locate and copy the directory path where Nekoo is installed.

2. Open System Environment Variables:
   Search for Environment Variables in the Start Menu and select Edit the system environment variables.

3. Navigate to User and System Variables:
   In the dialog box, you'll see two sections:

   • User Variables
   • System Variables

4. Add Path in User Variables:

   • Find the Path variable under User Variables and select it.
   • Click Edit and then Add.
   • Paste the copied path.
   • Save the changes and exit.

5. Add Path in System Variables:

   • Find the Path variable under System Variables and select it.
   • Click Edit, then Add, and paste the same path.
   • Save the changes and exit.

6. Test the Configuration:
   Open CMD and type the following command:

   Nekoo -h

WARNING!!

I am not responsible for any actions taken by users of this application. Nekoo is intended for educational and ethical testing only. Any use of the tool in unauthorized or illegal activities is strictly prohibited. The website shown in the demo video was used only for testing purposes and does not represent any real-world service or site. Always ensure you have proper authorization before conducting any tests.

Version

1.0.0-BETA

License

Contributed, Created and Author

• @Fr0zyyy Made with Love <3

Found bug? or need help? want to help contribute this project?

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