🦆 duckpapa: Raspberry Pi HID Keyboard Gadget

Turn your Raspberry Pi Zero W into a powerful USB Rubber Ducky-style keyboard injector.
duckpapa allows you to send automated keystrokes to a target system — all from a web interface!

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🚀 Features

• 📱 Web UI built with Flask to trigger payloads
• 🔐 USB HID injection via /dev/hidg0
• ⚙️ Simple Bash setup for HID gadget mode
• 🌍 Optional Ngrok support for remote access
• Optional pip3 install python-telegram-bot --break-system-packages

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sudo bash setup_hid.sh
sudo python3 test.py

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📁 Project Structure

File/Folder	Description
duckpapa.py	Main Python script to run HID payloads
webui.py	Flask Web UI for launching payloads
setup_hid.sh	One-time USB HID setup script
payloads/	Folder for Ducky-style text payloads

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sudo apt install python3-Flask
chmod +x duckpapa.py
sudo python3 webui.py

Access on: 📡 http://localhost:8080 or your Pi’s IP

Issue

• Serving Flask app 'webui'
• Debug mode: off Address already in use Port 8080 is in use by another program. Either identify and stop that program, or start the server with a different port.

sudo lsof -i :8080

COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME python3 1289 root 3u IPv4 24703 0t0 TCP *:http-alt (LISTEN) python3 1289 root 5u IPv4 24703 0t0 TCP *:http-alt (LISTEN)

sudo kill -9 PID

exp :- sudo kill -9 1289

Optional

Ngrok Setup

wget https://bin.equinox.io/c/bNyj1mQVY4c/ngrok-stable-linux-arm.zip
unzip ngrok-stable-linux-arm.zip
sudo mv ngrok /usr/local/bin/

ngrok config add-authtoken <YOUR_AUTH_TOKEN>

ngrok http 8080

Test a Payload

sudo python3 duckpapa.py /payloads/notepad.txt