mirror of
https://github.com/cea-sec/miasm
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45 lines
1.3 KiB
Python
Executable file
45 lines
1.3 KiB
Python
Executable file
#! /usr/bin/env python2
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#-*- coding:utf-8 -*-
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from miasm.core.utils import int_to_byte
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from miasm.analysis.sandbox import Sandbox_Linux_armb_str
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from miasm.analysis.sandbox import Sandbox_Linux_arml_str
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from miasm.loader.strpatchwork import StrPatchwork
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from miasm.core.locationdb import LocationDB
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from pdb import pm
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parser = Sandbox_Linux_arml_str.parser(description="""Sandbox an elf binary with arm engine
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(ex: jit_arm_sc.py example/demo_arm_l.bin)""")
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parser.add_argument("filename", help="string Filename")
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parser.add_argument("endianness", help="endianness [b/l]")
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parser.add_argument('-v', "--verbose",
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help="verbose mode", action="store_true")
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options = parser.parse_args()
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if options.endianness == 'b':
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sandbox = Sandbox_Linux_armb_str
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elif options.endianness == 'l':
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sandbox = Sandbox_Linux_arml_str
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else:
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raise ValueError("Bad endianness!")
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loc_db = LocationDB()
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sb = sandbox(loc_db, options.filename, options, globals())
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if options.address is None:
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raise ValueError('invalid address')
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sb.run()
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# test correct de xor
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start = sb.jitter.cpu.R0
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stop = sb.jitter.cpu.R1
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s = sb.jitter.vm.get_mem(start, stop-start)
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s = StrPatchwork(s)
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for i, c in enumerate(s):
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s[i] = int_to_byte(ord(c)^0x11)
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s = bytes(s)
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assert(s == b"test string\x00")
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