shellcode_to_hex_array.py

import sys

def main():
    with open(sys.argv[1], 'rb') as f:
        shellcode = f.read()
    hexlified = ['0x{:02X}'.format(b) for b in shellcode]
    with open(sys.argv[2], 'w') as f:
        f.write(','.join(hexlified))
    sys.stderr.write("Shellcode length: {}".format(len(shellcode)))

if __name__ == '__main__':
    try:
        main()
    except IndexError:
        print("Usage: shellcode_to_hex_array beacon.bin beacon.hex")