#!/usr/bin/env python3 noops = [ [0x132e,0x1363] ] fh=open("T.bin","r+b") for myrange in noops: i=myrange[0]+0x80 while i<=(myrange[1]+0x80): fh.seek(i) fh.write((0x4e71).to_bytes(2,'big')) i+=2 fh.close()