mirror of
https://github.com/safedv/RustiveDump
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safedv
56 lines
1.5 KiB
Python
56 lines
1.5 KiB
Python
import sys
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def decrypt_file(input_path, output_path, key):
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"""
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Reads the content of an encrypted file, applies XOR to decrypt the data,
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and saves it to a new file.
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Args:
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input_path (str): Path to the encrypted file.
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output_path (str): Path to save the decrypted file.
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key (hex): The XOR key (hex) used for decryption.
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Returns:
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None
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"""
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try:
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# Read the encrypted file data
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with open(input_path, 'rb') as encrypted_file:
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encrypted_data = encrypted_file.read()
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# Apply XOR to decrypt the data
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decrypted_data = bytes([byte ^ key for byte in encrypted_data])
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# Write the decrypted data to the output file
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with open(output_path, 'wb') as decrypted_file:
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decrypted_file.write(decrypted_data)
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print(f"File decrypted successfully! Saved to {output_path}")
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except Exception as e:
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print(f"Error decrypting file: {e}")
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def main():
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# Parse command line arguments
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if len(sys.argv) < 3:
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print(f"Usage: {sys.argv[0]} <input_file> <hex key> [output_file]")
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sys.exit(1)
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# Get the input file path
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input_file_path = sys.argv[1]
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# Convert the XOR key from hexadecimal string to int
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xor_key = int(sys.argv[2], 16)
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# Optionally get the output file path, default to "out.dmp"
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output_file_path = sys.argv[3] if len(sys.argv) > 3 else "out.dmp"
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# Perform decryption
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decrypt_file(input_file_path, output_file_path, xor_key)
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if __name__ == "__main__":
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main()
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