EICAR Test File Generator

This repository provides a script to generate EICAR test files of exactly 68 KB in various formats:

• TXT
• PDF
• XLS/XLSX
• ZIP

Purpose & Applications

• Antivirus detection testing
• Security research & malware simulations
• Network monitoring validation
• CSP & file restriction testing

🛠 Installation

Before running the script, install the required dependencies:

pip install fpdf pandas openpyxl xlwt

Usage

1. Run the script:

   python3 generate_eicar_file.py

2. Choose the format in which the 68 KB EICAR test file should be generated:

   1. txt
   2. pdf
   3. xls
   4. xlsx
   5. zip
   

3. Enter the number (1-5) for format selection.

📏 File Size Verification

To verify the file size in Linux:

ls -lh eicar_test_68kb.*

Or use stat:

stat eicar_test_68kb.*

About the EICAR Test File

Any antivirus product supporting the EICAR test file should detect it in any file that starts with the first 68 characters and has a total length of exactly 68 bytes:

X5O!P%@AP[4\PZX54(P^)7CC)7}$EICAR-STANDARD-ANTIVIRUS-TEST-FILE!$H+H*

The first 68 characters form the known string. It may be optionally appended by any combination of whitespace characters, with the total file length not exceeding 128 characters.

Reference: EICAR Official Website{:target="_blank"}

License

This project is released under the MIT License.

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