68 lines
1.9 KiB
Python
Executable File
68 lines
1.9 KiB
Python
Executable File
#!/usr/bin/env python
|
|
# Sample code for ARM64 of Unicorn. Nguyen Anh Quynh <aquynh@gmail.com>
|
|
# Python sample ported by Loi Anh Tuan <loianhtuan@gmail.com>
|
|
|
|
from __future__ import print_function
|
|
from unicorn import *
|
|
from unicorn.arm64_const import *
|
|
|
|
|
|
# code to be emulated
|
|
ARM64_CODE = "\xab\x01\x0f\x8b" #add x11, x13, x15
|
|
|
|
# memory address where emulation starts
|
|
ADDRESS = 0x10000
|
|
|
|
|
|
# callback for tracing basic blocks
|
|
def hook_block(uc, address, size, user_data):
|
|
print(">>> Tracing basic block at 0x%x, block size = 0x%x" %(address, size))
|
|
|
|
|
|
# callback for tracing instructions
|
|
def hook_code(uc, address, size, user_data):
|
|
print(">>> Tracing instruction at 0x%x, instruction size = %u" %(address, size))
|
|
|
|
|
|
# Test ARM64
|
|
def test_arm64():
|
|
print("Emulate ARM64 code")
|
|
try:
|
|
# Initialize emulator in ARM mode
|
|
mu = Uc(UC_ARCH_ARM64, UC_MODE_ARM)
|
|
|
|
# map 2MB memory for this emulation
|
|
mu.mem_map(ADDRESS, 2 * 1024 * 1024)
|
|
|
|
# write machine code to be emulated to memory
|
|
mu.mem_write(ADDRESS, ARM64_CODE)
|
|
|
|
# initialize machine registers
|
|
mu.reg_write(ARM64_REG_X11, 0x1234)
|
|
mu.reg_write(ARM64_REG_X13, 0x6789)
|
|
mu.reg_write(ARM64_REG_X15, 0x3333)
|
|
|
|
# tracing all basic blocks with customized callback
|
|
mu.hook_add(UC_HOOK_BLOCK, hook_block)
|
|
|
|
# tracing all instructions with customized callback
|
|
mu.hook_add(UC_HOOK_CODE, hook_code)
|
|
|
|
# emulate machine code in infinite time
|
|
mu.emu_start(ADDRESS, ADDRESS + len(ARM64_CODE))
|
|
|
|
# now print out some registers
|
|
print(">>> Emulation done. Below is the CPU context")
|
|
|
|
x11 = mu.reg_read(ARM64_REG_X11)
|
|
x13 = mu.reg_read(ARM64_REG_X13)
|
|
x15 = mu.reg_read(ARM64_REG_X15)
|
|
print(">>> X11 = 0x%x" %x11)
|
|
|
|
except UcError as e:
|
|
print("ERROR: %s" % e)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
test_arm64()
|