#!/usr/bin/python from unicorn import * from unicorn.x86_const import * binary1 = b'\xb8\x02\x00\x00\x00' # mov eax, 2 binary2 = b'\xb8\x01\x00\x00\x00' # mov eax, 1 mu = Uc(UC_ARCH_X86, UC_MODE_64) mu.mem_map(0, 2 * 1024 * 1024) # write machine code to be emulated to memory mu.mem_write(0, binary1 + binary2) # emu for maximum 1 instruction. mu.emu_start(0, 10, 0, 1) print("RAX = %u" %mu.reg_read(UC_X86_REG_RAX)) pos = mu.reg_read(UC_X86_REG_RIP) print("RIP = %x" %pos) mu.emu_start(5, 10, 0, 1) pos = mu.reg_read(UC_X86_REG_RIP) print("RIP = %x" %pos) print("RAX = %u" %mu.reg_read(UC_X86_REG_RAX))