script.py

import os
import sqlite3
import csv
import secretstorage
from Crypto.Protocol.KDF import PBKDF2 as pbkdf2
from Crypto.Cipher import AES # type: ignore

# Passwords path
passwords_path = os.path.expanduser("~/.google-chrome/Default/Login Data")


# Temp copy of the passwords database
path_copy = 'LoginDate_temp.db'
os.system(f'cp {passwords_path} {path_copy}')

# Connect to the database
connection = sqlite3.connect(path_copy)
cursor = connection.cursor()

# Query the database
cursor.execute('SELECT action_url, username_value, password_value FROM logins')
register = cursor.fetchall()

# Decrypt the passwords function
def decrypt_password(password, key):
    try:

        connection_keyring = secretstorage.dbus_init()
        collection = secretstorage.get_default_collection(connection_keyring)

        # Search Chrome Key
        for item in collection.get_all_items():
            if item.get_label() == 'Chrome Safe Storage':
                item = item.get_secret()
                break
        else: 
            print("Not found!")
        return ""
    
    # Decrypt the password AES settings
    salt = b'saltysalt'
    iv = b' ' * 16
    iterations = 1003
    key_aes = AES.new(
        pbkdf2(key, salt, 16, iterations),
        AES.MODE_CBC,
        iv
    )

    # Prefix removal "v10"/"v11" (Chrome)
    encrypted_password = password[3:]
    decrypted = key_aes.decrypt(encrypted_password)

    # Padding
    return decrypted.rstrip(b'\x00').decode('utf-8')
except Exception as e:
    print(f"Error: {e}")
    return ""

# CSV writing
with open('passwords.csv', 'w', newline='', encoding='utf-8') as csv_file:
    writer = csv.writer(csv_file)
    writer.writerow(['URL', 'Username', 'Password'])

    for register in registers:
        url = register[0]               
        username = register[1]
        password = decrypt_password(register[2], item)
        writer.writerow([url, username, password])
    
# Clean up
os.remove(path_copy)

print("Done!")