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model = TritonContext.getModel(cstr)
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if model:
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cprint('Got answer!!!', 'green')
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for sym_id, sym_model in model.items():
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value = sym_model.getValue()
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TritonContext.setConcreteSymbolicVariableValue(
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TritonContext.getSymbolicVariableFromId(sym_id),
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value)
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cprint('Symbolic variable %02d = %02x (%c)' %
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(sym_id, value, chr(value)), 'green')
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if click.confirm('Inject back to gdb?', default=True):
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self.inject_to_gdb()
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return True
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# Next
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pc = TritonContext.buildSymbolicRegister(
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Arch().triton_pc_reg).evaluate()
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def inject_to_gdb(self):
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for address, size in self.symbolized_memory:
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self.log("Memory updated: %s-%s" % (hex(address),
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hex(address + size)))
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for index in range(size):
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memory = chr(
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TritonContext.getSymbolicMemoryValue(
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MemoryAccess(address + index, CPUSIZE.BYTE)))
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gdb.selected_inferior().write_memory(address + index, memory,
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CPUSIZE.BYTE)
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def print_symbolic_variables(self):
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for address, size in self.symbolized_memory:
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answer = ""
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for index in range(size):
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answer += chr(
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TritonContext.getSymbolicMemoryValue(
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MemoryAccess(address + index, CPUSIZE.BYTE)))
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cprint("%s-%s: %s" % (hex(address), hex(address + size),
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repr(answer)), 'green')
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def set_breakpoint(self, address):
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self.breakpoint = address
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def set_target_address(self, address):
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self.target_address = address
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def set_arch(self):
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TritonContext.setArchitecture(Arch().triton_arch)
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def optimization(self):
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TritonContext.enableMode(MODE.ALIGNED_MEMORY, True)
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TritonContext.enableMode(MODE.ONLY_ON_SYMBOLIZED, True)
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def load_segment(self, start, end):
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size = end - start
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TritonContext.setConcreteMemoryAreaValue(start,
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GdbUtil().get_memory(
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start, size))
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def load_binary(self):
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import lief
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binary = lief.parse(GdbUtil().file)
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phdrs = binary.segments
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for phdr in phdrs:
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size = phdr.physical_size
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vaddr = phdr.virtual_address
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self.log('[+] Loading 0x%06x - 0x%06x' % (vaddr, vaddr + size))
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TritonContext.setConcreteMemoryAreaValue(vaddr, phdr.content)
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def set_regs(self):
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self.registers = GdbUtil().get_regs()
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for reg, reg_val in self.registers.iteritems():
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self.log("Set %s: %s" % (str(reg), str(hex(reg_val))))
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TritonContext.setConcreteRegisterValue(
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getattr(TritonContext.registers, reg), reg_val)
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def symbolize_argv(self):
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argv_list = GdbUtil().get_argv_list()
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address, size = argv_list[1]
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if [address, size] not in self.symbolized_memory:
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self.symbolized_memory.append([address, size])
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def symbolize_memory(self):
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for address, size in self.symbolized_memory:
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self.log("Symbolize memory: %s-%s" % (hex(address),
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hex(address + size)))
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for index in range(size):
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TritonContext.convertMemoryToSymbolicVariable(
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MemoryAccess(address + index, CPUSIZE.BYTE))
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def load_stack(self):
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vmmap = GdbUtil().get_vmmap()
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for start, end, permission, name in vmmap:
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if name == '[stack]':
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self.load_segment(start, end)
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#print(hex(start),hex(end),permission,name)
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"""
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if name.endswith('so'):
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if 'r' in permission:
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self.load_segment(start,end)
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elif 'w' in permission and name != "mapped":
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