def test_ppr(self):
ropper = Ropper()
gadgets = ropper.searchPopPopRet(self.file)
self.assertEqual(len(gadgets), 18)
self.assertEqual(gadgets[0].lines[0][0], 0x52f8)
def _searchOpcode(self, opcode):
r = Ropper()
gadgets = []
for section in self._binaries[0].executableSections:
vaddr = section.virtualAddress
gadgets.extend(r.searchOpcode(self._binaries[0],opcode=opcode,disass=True))
if len(gadgets) > 0:
return gadgets[0]
else:
raise RopChainError('Cannot create gadget for opcode: %x' % opcode)
def test_gadgets(self):
ropper = Ropper()
gadgets = ropper.searchRopGadgets(self.file)
gadget = gadgets[0]
self.assertEqual(len(gadgets), 1539)
self.assertEqual(gadget.lines[0][0], 0x5b33)
self.assertEqual(gadget.imageBase, 0x4ad00000)
self.file.manualImagebase = 0x0
self.assertEqual(gadget.imageBase, 0x0)
self.file.manualImagebase = None
self.assertEqual(gadget.imageBase, 0x4ad00000)
def test_gadgets_pe(self):
ropper = Ropper()
gadgets = ropper.searchRopGadgets(self.file)
gadget = gadgets[0]
self.assertEqual(len(gadgets), 1726)
self.assertEqual(gadget.lines[0][0], 0x7ee4)
self.assertEqual(gadget.imageBase, 0x00008000)
self.file.manualImagebase = 0x0
self.assertEqual(gadget.imageBase, 0x0)
self.file.manualImagebase = None
self.assertEqual(gadget.imageBase, 0x00008000)
def test_jmpreg(self):
ropper = Ropper()
regs=['esp']
gadgets = ropper.searchJmpReg(self.file, regs)
gadget = gadgets[0]
self.assertEqual(len(gadgets), 10)
self.assertEqual(gadget.lines[0][0], 0xc63)
self.assertEqual(gadget.imageBase, 0x8048000)
self.file.manualImagebase = 0x0
self.assertEqual(gadget.imageBase, 0x0)
self.file.manualImagebase = None
self.assertEqual(gadget.imageBase, 0x8048000)
def _createJmp(self, reg=['esp']):
r = Ropper()
gadgets = []
for section in self._binaries[0].executableSections:
vaddr = section.offset
gadgets.extend(
r.searchJmpReg(self._binaries[0],reg))
if len(gadgets) > 0:
if (gadgets[0]._binary, gadgets[0]._section) not in self._usedBinaries:
self._usedBinaries.append((gadgets[0]._binary, gadgets[0]._section))
return gadgets[0]
else:
return ''
def _createJmp(self, reg=['esp']):
r = Ropper()
gadgets = []
for section in self._binaries[0].executableSections:
vaddr = section.virtualAddress
gadgets.extend(
r.searchJmpReg(self._binaries[0],reg))
if len(gadgets) > 0:
if (gadgets[0]._binary, gadgets[0]._section) not in self._usedBinaries:
self._usedBinaries.append((gadgets[0]._binary, gadgets[0]._section))
return self._printRopInstruction(gadgets[0])
else:
return None
def test_jmpreg(self):
ropper = Ropper()
regs=['rsp']
gadgets = ropper.searchJmpReg(self.file, regs)
gadget = gadgets[0]
self.assertEqual(len(gadgets), 3)
self.assertEqual(gadget.lines[0][0], 0x37dd)
regs=['rsp','rax']
gadgets = ropper.searchJmpReg(self.file, regs)
self.assertEqual(len(gadgets), 15)
self.assertEqual(gadget.imageBase, 0x4ad00000)
self.file.manualImagebase = 0x0
self.assertEqual(gadget.imageBase, 0x0)
self.file.manualImagebase = None
self.assertEqual(gadget.imageBase, 0x4ad00000)
def test_jmpreg(self):
ropper = Ropper()
regs=['rsp']
gadgets = ropper.searchJmpReg(self.file, regs)
gadget = gadgets[0]
self.assertEqual(len(gadgets), 18)
self.assertEqual(gadget.lines[0][0], 0xb1c7)
regs=['rsp','rax']
gadgets = ropper.searchJmpReg(self.file, regs)
self.assertEqual(len(gadgets), 25)
self.assertEqual(gadget.imageBase, 0x400000)
self.file.manualImagebase = 0x0
self.assertEqual(gadget.imageBase, 0x0)
self.file.manualImagebase = None
self.assertEqual(gadget.imageBase, 0x400000)
with self.assertRaises(RopperError):
regs=['invalid']
ropper.searchJmpReg(self.file, regs)
def test_ppr(self):
ropper = Ropper()
with self.assertRaises(NotSupportedError):
gadgets = ropper.searchPopPopRet(self.file)
def test_jmpreg(self):
ropper = Ropper()
regs=['esp']
with self.assertRaises(NotSupportedError):
gadgets = ropper.searchJmpReg(self.file, regs)
