mkexploit672.py

import sys

output = ""

with open(sys.argv[1], 'rb') as buf:
    payload = ["0x{:02x}".format(b) for b in buf.read()]

size = len(payload)

output += "var payload = ["

count = 0
for x in payload:
  count = count + 1
  output += "{}".format(int(x, 16))
  if count < size:
    output += ","

output += "];\n\n"

output += "window.mira_blob_2_len = {};\n".format(hex(size))
output += "window.mira_blob_2 = malloc(window.mira_blob_2_len);\n"
output += "write_mem(window.mira_blob_2, payload);\n"

if len(sys.argv) > 2:
  output_file = sys.argv[2]
else:
  output_file = "output.js"

with open(output_file, "w") as buf:
  buf.write(output)