Replace encrypted_file with the path to your encrypted custom file, decrypted_file with the path to the decrypted file, and your_password with the decryption key or password.
Look for strings starting with standard injection parameters (e.g., CONNECT [host_port] HTTP/1.1 ). Copy the raw string and save it to a new file. Method 3: Reverse Engineering the APK
If automated tools fail because the app developer updated the encryption keys, you can manually extract the encryption logic from the HTTP Custom APK file. Step 1: Decompile the APK how to decrypt http custom file
Use a hardware-level sniffer. Connect your Android device to a PC via Wi-Fi hotspot and use Wireshark on the PC to capture the network interface traffic. The App Detects the Root/Virtual Environment
: Run pip3 install -r requirements.txt to install necessary Python libraries. Replace encrypted_file with the path to your encrypted
If you handle many encrypted .hc files, build a script that:
MT Manager, NP Manager (Android), or VS Code (PC). Method 1: Using Automation Scripts (Python/Termux) Method 3: Reverse Engineering the APK If automated
The HCTools group operates a public Telegram bot known as HCDrill-tg . This bot can decrypt HTTP Custom and SocksHTTP configurations directly within a Telegram chat. Users send the .hc file to the bot, and the bot returns the decrypted payload within the Telegram interface.
: Write a JavaScript snippet targeting Java cryptographic functions or native functions responsible for loading the file.
Last updated: October 2025
: Custom HTTP headers used to exploit network vulnerabilities for free internet access.