def _searchOpcode(self, opcode):
r = Ropper(self._binaries[0])
gadgets = []
for section in self._binaries[0].executableSections:
vaddr = section.virtualAddress
gadgets.extend(r.searchOpcode(section.bytes, opcode.decode("hex"), section.offset, True, section=section))
if len(gadgets) > 0:
return gadgets[0]
else:
raise RopChainError("Cannot create gadget for opcode: %x" % opcode)
def _createOpcode(self, opcode):
r = Ropper(self._binary.arch)
gadgets = []
for section in self._binary.executableSections:
vaddr = section.virtualAddress
gadgets.extend(
r.searchOpcode(section.bytes, opcode.decode('hex'), section.offset, True))
if len(gadgets) > 0:
return self._printRopInstruction(gadgets[0])
else:
raise RopChainError('Cannot create gadget for opcode: %x' % opcode)
def _searchOpcode(self, opcode):
r = Ropper(self._binaries[0])
gadgets = []
for section in self._binaries[0].executableSections:
vaddr = section.virtualAddress
gadgets.extend(
r.searchOpcode(section.bytes, opcode.decode('hex'), section.offset, True, section=section))
if len(gadgets) > 0:
return gadgets[0]
else:
raise RopChainError('Cannot create gadget for opcode: %x' % opcode)
def __searchOpcode(self, opcode):
r = Ropper(self.__binary.arch)
gadgets = {}
for section in self.__binary.executableSections:
gadgets[section]=(
r.searchOpcode(section.bytes, unhexlify(opcode.encode('ascii')), 0x0, badbytes=unhexlify(self.__options.badbytes)))
self.__printer.printTableHeader('Opcode')
counter = 0
for section, gadget in gadgets.items():
for g in gadget:
vaddr = self.__options.I + section.offset if self.__options.I != None else section.virtualAddress
g.imageBase = vaddr
print(g.simpleString())
counter += 1
print('')
print('%d times opcode found' % counter)
def __searchOpcode(self, opcode):
r = Ropper(self.__binary.arch)
gadgets = {}
for section in self.__binary.executableSections:
gadgets[section] = (r.searchOpcode(
section.bytes,
unhexlify(opcode.encode('ascii')),
0x0,
badbytes=unhexlify(self.__options.badbytes)))
self.__printer.printTableHeader('Opcode')
counter = 0
for section, gadget in gadgets.items():
for g in gadget:
vaddr = self.__options.I + section.offset if self.__options.I != None else section.virtualAddress
g.imageBase = vaddr
print(g.simpleString())
counter += 1
print('')
print('%d times opcode found' % counter)
