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Malicious URL Detection Model NN optimized by Genetic Algorithms 🧬

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URL Genie

Malicious URL Detection Model Neural Network Optimized by Genetic Algorithms

About

URL Genie is a web application implementing a Multilayer Perceptron Neural Network optimized using genetic algorithms. Detect whether a domain name or URL is malicious by inputting a URL. For instance,

https://www.google.com -> SAFE
http://stcdxmt.bigperl.in/klxtv/apps/uk/ -> MALICIOUS

Previews

Preview 1

Preview 2

Neural Network Model

Model Image

The model sequence defined within genetic_algorithm_implementation.py is as follows:

  1. Integrate CSV Dataset and Remove Unnecessary Columns
  2. Use SMOTE to Balance out Class Distribution in Dataset
  3. Split Dataset into Training and Testing Sets using 80:20 Ratio
  4. Initialize Multilayer Perception
  5. Utilize Adam Optimization and Binary Cross Entropy Loss Function
  6. Initialize Model Callback to Wait Until 0.1 Validation Loss
  7. Train Model with 10 Epochs and Batch Size of 256
  8. Verify Model Results using 10 Examples
  9. Run Each Model Iteration through a Genetic Algorithm
  10. Evaluate Fitness of Each Model by Referencing Accuracy
  11. Determine Best Model within Population
  12. Save the Best Model into a .h5 File Output

Usage

To build from source, you will Python3 and Pip installed.

cd webapp
pip install -r requirements.txt
streamlit run app.py

Visit localhost:8501 to see the web application

Code Structure

Research Jupyter Notebooks

The Research_Notebooks folder contains the Jupyter research notebooks for this project. Each notebook explores a unique aspect of the dataset.

Feature_Extraction_Notebook.ipynb extracts pertinent information out of the malicious and benign URLs Kaggle dataset

Data_Visualization_Notebook.ipynb provides relevant data visualizations of the features extracted in the feature extraction notebook

Training_Models_Notebook.ipynb tests a couple of models to classify which one is best suited for detecting malicious domains

Genetic_Algorithm_Notebook.ipynb experiments with genetic algorithms and applies it to a neural network

Streamlit Web Application

The webapp folder contains all the necessary files to setup the web server for the application.

Once you execute streamlit run app.py visit localhost:8501 in a browser to see the application.

The app.py file contains all the relevant Streamlit web application code.

The model_generation.py file contains the code to generate the classification NN without GA optimization.

The genetic_algorithm_implementation.py file contains the code to generate the classification NN with GA optimization.

Learning and Resources

To learn more about DNS functionality, malicious URL generation, and the machine learning models used for this project, refer to this article.

Contributing

URL Genie is open to any contributions. Please fork the repository and make a pull request with the features or fixes you want to be implemented.

Special Thanks

This project is a customized and enhanced derivative of a combination of previous research conducted by Deepesh Mhatre and Suryansh S. Please feel free to show your support by checking out their projects and profiles!

Support

If you enjoyed this project, please consider becoming a sponsor in order to fund my future projects.

To check out my other works, visit my GitHub profile.