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rop2.py
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rop2.py
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import sys
import traceback
from capstone import *
import re
import pefile
import binascii
import copy
import os
from collections import OrderedDict
from lists import *
import win32api
import win32con
import ctypes
from ui import *
from ctypes import windll
from ctypes import wintypes
from parseconf import *
import win32file
import string
import csv
import json
import datetime
import timeit
from helpers import *
from gadgets import foundGadgets
from gadgets import *
import math
import platform
from ropemu import *
import pickle
from badBytes import *
from genCode import *
import copy
# from testingModule import *
import multiprocessing
import struct
from rop2FuncTester import *
platformType = platform.uname()[0]
import signal
try:
if platformType == "Windows":
import win32api
import win32con
import win32file
import _win32sysloader
except Exception as e:
print (e)
print(traceback.format_exc())
print ("Pywin32 needs to be installed.\nhttps://pypi.org/project/pywin32/\n\tThe setup.py is not always effective at installing Pywin32, so it may need to be manually done. Parts of this tool may not work without this; other parts will.\n")
# from selfModify import *
# from ui import *
import colorama
excludeRegsGlobal =[]
conFile = str("config.cfg")
configOptions={}
colorama.init()
red ='\u001b[31;1m'
gre = '\u001b[32;1m'
yel = '\u001b[33;1m'
blu = '\u001b[34;1m'
mag = '\u001b[35;1m'
cya = '\u001b[36;1m'
whi = '\u001b[37m'
res = '\u001b[0m'
res2 = '\u001b[0m'
opt={"bImgExc":True,"bSystemDlls":True,"bOtherDlls":True,"bImgExcExtracted":True,"bSystemDllsExtracted":True,"bOtherDllsExtracted":True, "bx86Extracted":False,"bx64Extracted":False, "bx86Get":True, "bx64Get":True, "bx86Print":True, "bx64Print":True, "lenMax":0x10,"bytesMax":0x15, "acceptASLR": False, "acceptSEH":False, "acceptSystemWin":False, "acceptCFG":False, "checkForBadBytes":True,"badBytes":b'', "lookupMod":sys.argv[1], "regsExc":[]}
# "badBytes":b'\x93\x09\x11\x02\x03\x66\x05\x06\x03\x16
# "regsExc":["eax","ebx","ecx"]
oldsysOut=sys.stdout
my_stdout = open( 1, "w", buffering = 400000 )
sys.stdout = my_stdout
sys.stdout=oldsysOut
configOptions={}
myPE=""
peName=""
n=""
PE_path =""
m=[]
cs = Cs(CS_ARCH_X86, CS_MODE_32)
cs64 = Cs(CS_ARCH_X86, CS_MODE_64)
linesGoBackFindOP = 8
modName = peName
globalOuts =[]
limitedMemory = False
specialMissing = set()
loadP=False
availableRegs=["eax", "ebx","ecx","edx", "esi","edi","ebp"]
# fg = foundGadgets()
if len(sys.argv)==1:
filename= sys.argv[1]
dp("numargs")
if len(sys.argv) >1:
if len(sys.argv) > 1: # to get full functionality, need to put file location for binary that is installed (may need to find some DLLs in that directory)
peName= sys.argv[1]
matchObj = re.match( r'^[a-z]+:[\\|/]+', peName, re.M|re.I)
# if "\\" in filename:
if matchObj:
isPe=True
head, tail = os.path.split(peName)
peName = tail
PE_path = head
skipPath = True
if not matchObj:
skipPath = False
PE_path=os.getcwd()
PEtemp = PE_path + "/"+ peName
def stripWhite(str1):
str1=str1.lstrip('\x00')
str1=str1.lstrip('\x0a')
str1=str1.lstrip('\x0d')
str1=str1.rstrip('\x00')
str1=str1.rstrip('\x0a')
str1=str1.rstrip('\x0d')
return str1
# def binaryToStr(binary, mode = None):
# newop=""
# try:
# if mode ==None or mode ==1:
# for v in binary:
# newop += "\\x"+"{0:02x}".format(v) # e.g \\xab\\xac\\xad\\xae
# return newop
# elif mode==2:
# for v in binary:
# newop += "{0:02x}".format(v) # e.g abacadae
# dp ("newop",newop)
# return newop
# elif mode==3:
# for v in binary:
# newop += "{0:02x} ".format(v) # e.g ab ac ad ae
# dp ("newop",newop)
# return newop
# except Exception as e:
# dp ("*Not valid format")
# dp(e)
def dep():
global myPE
return bool(myPE.OPTIONAL_HEADER.DllCharacteristics & 0x0100)
def aslr():
global myPE
return bool(myPE.OPTIONAL_HEADER.DllCharacteristics & 0x0040)
def seh():
global myPE
return bool(myPE.OPTIONAL_HEADER.DllCharacteristics & 0x0400)
def CFG():
global myPE
return bool(myPE.OPTIONAL_HEADER.DllCharacteristics & 0x4000)
def depDLL(myPE):
return bool(myPE.OPTIONAL_HEADER.DllCharacteristics & 0x0100)
def aslrDLL(myPE):
return bool(myPE.OPTIONAL_HEADER.DllCharacteristics & 0x0040)
def sehDLL(myPE):
return bool(myPE.OPTIONAL_HEADER.DllCharacteristics & 0x0400)
def CFGDLL(myPE):
return bool(myPE.OPTIONAL_HEADER.DllCharacteristics & 0x4000)
def newPE(modName):
global m
global pe
obj = PEInfo()
m.append(obj)
obj.setModName(modName)
obj.setIsDLL(False)
pe[modName]=obj
# mod[dllName[:-4]]= WinDLL(dllName, base, path32, path64, expandedDLLsPath32, expandedDLLsPath64)
# obj = PopGadget(modName)
# pop[modName]=obj
def newDll(modName,path):
dp ("newDll"," path", path, "modName", modName)
global m
global pe
obj = PEInfo()
m.append(obj)
obj.setModName(modName)
if path==None:
obj.setSystem(False)
else:
obj.setPath(path)
# dp ("path", path, type(path))
if "\\windows\\syswow64" in path.lower() or "\\windows\\system32" in path.lower() or "\\windows\\wins" in path.lower():
obj.setSystem(True)
pe[modName]=obj
dllDict={}
def findEvilImports(myPE):
global dllDict
try:
for item in myPE.DIRECTORY_ENTRY_IMPORT:
# print ("item", item)
dllDict[item.dll.lower().decode()]={}
for i in item.imports:
try:
dllDict[item.dll.lower().decode()][i.name.decode()]=i.address
except:
dllDict[item.dll.lower().decode()][i.name]=i.address
pass
dp (dllDict)
except Exception as e:
dp ("problem")
print (e)
print(traceback.format_exc())
# try:
# address=dllDict["kernel32.dll"]["LoadLibraryA"]
# dp(hex(address))
# except:
# dp ("kernel32 is not there")
def Extraction():
global o
# global modName
global peName
global myPE
global n
global pe
n = peName
newPE(n)
pe[n].setPeName(n)
pe[n].setModName(n)
dp(pe[n].peName)
try:
try:
head, tail = os.path.split(peName)
modName = tail
dp ("head", head, "tail", tail)
dp (type(head), len(head))
if type(head) == str and len(head) == 0:
# dp ("i am the none!")
head=os.getcwd()
except:
dp ("i am in the os split except")
pass
pe[n].path=PE_path
PEtemp = PE_path + "/"+ peName
myPE=None
with disable_file_system_redirection():
if skipPath == False:
myPE = pefile.PE(peName)
if skipPath == True:
myPE = pefile.PE(PEtemp)
t=0
thereIsATextLabelled=False
findEvilImports(myPE)
for x in myPE.sections:
name= stripWhite(myPE.sections[t].Name.decode())
# print (name, len(name))
matchObj = re.match( r'.text$|.code$|.TEXT$|.CODE$', name, re.M|re.I)
if matchObj :
thereIsATextLabelled=True
pe[n].setData(myPE.sections[t].get_data()[0:])
dp ("size", len(pe[n].data))
pe[n].setVirtualAdd(myPE.sections[t].VirtualAddress)
pe[n].setVSize(myPE.sections[t].Misc_VirtualSize)
pe[n].setSizeOfRawData(myPE.sections[t].SizeOfRawData)
pe[n].setStartLoc(myPE.sections[t].VirtualAddress + myPE.OPTIONAL_HEADER.ImageBase)
pe[n].setImageBase(myPE.OPTIONAL_HEADER.ImageBase)
pe[n].setEndAddy(myPE.sections[t].VirtualAddress + myPE.OPTIONAL_HEADER.ImageBase + myPE.sections[t].Misc_VirtualSize)
pe[n].setEntryPoint(myPE.OPTIONAL_HEADER.AddressOfEntryPoint)
pe[n].setSectionName(stripWhite(myPE.sections[t].Name.decode()))
pe[n].setHash_sha256(myPE.sections[t].get_hash_sha256())
pe[n].setHash_md5(myPE.sections[t].get_hash_md5())
t+=1
if not thereIsATextLabelled:
pe[n].setData(myPE.sections[0].get_data()[0:])
dp ("size", len(pe[n].data))
pe[n].setVirtualAdd(myPE.sections[0].VirtualAddress)
pe[n].setVSize(myPE.sections[0].Misc_VirtualSize)
pe[n].setSizeOfRawData(myPE.sections[0].SizeOfRawData)
pe[n].setStartLoc(myPE.sections[0].VirtualAddress + myPE.OPTIONAL_HEADER.ImageBase)
pe[n].setImageBase(myPE.OPTIONAL_HEADER.ImageBase)
pe[n].setEndAddy(myPE.sections[0].VirtualAddress + myPE.OPTIONAL_HEADER.ImageBase + myPE.sections[0].Misc_VirtualSize)
pe[n].setEntryPoint(myPE.OPTIONAL_HEADER.AddressOfEntryPoint)
pe[n].setSectionName(stripWhite(myPE.sections[0].Name.decode()))
pe[n].setHash_sha256(myPE.sections[0].get_hash_sha256())
pe[n].setHash_md5(myPE.sections[0].get_hash_md5())
pe[n].setPeName(peName)
pe[n].setModName(n)
pe[n].setImageBase(myPE.OPTIONAL_HEADER.ImageBase)
pe[n].setExtracted(True)
pe[n].setDEPStatus((dep()))
pe[n].setASLRStatus((aslr()))
pe[n].setSEHStatus((seh()))
pe[n].setCFGStatus((CFG()))
pe[n].setMagic(myPE.OPTIONAL_HEADER.Magic)
try:
for entry in myPE.DIRECTORY_ENTRY_IMPORT:
name = entry.dll.decode()
# dp (str(name))
if entry.dll == "WSOCK32.dll":
name = "ws2_32.dll"
pe[n].dlls.append(name)
except Exception as e:
dp ("problem")
dp (e)
dp(traceback.format_exc())
except Exception as e:
dp ("problem2")
dp (e)
dp(traceback.format_exc())
def findDLL_IAT(dllName):
# dp ("findDLL_IAT", dllName)
global pe
# A very small portin of this loadlibrary comes from: https://www.programcreek.com/python/example/53932/ctypes.wintypes.HANDLE
# All of the elaborate loading through alternate means is entirely original
#index = 0
# dp dllName
#remove if could not be found
# dp("INDEX = " + str(index))
try:
dllName = dllName.decode()
except:
pass
# dp ("try1")
ans_path = _win32sysloader.GetModuleFilename(dllName) or _win32sysloader.LoadModule(dllName)
dp ("Success", ans_path)
# input()
newDll(dllName,ans_path)
if ans_path==None:
return False, dllName
return True, None
def findDLLOther(dllName):
dp("findDLLOther", dllName)
ans_path=None
for dll in pe[peName].files:
if dllName.lower() in dll.lower():
ans_path=dll
dll_basename= os.path.basename(ans_path)
# dp ("it is there", dll, dll_basename)
try:
pe[dll_basename].path=dll
except:
for dll_name in pe:
if dll_basename.lower() == dll_name.lower():
# dp("found it", dll_basename, dll_name)
pe[dll_name].path=dll
# dll_basename= os.path.basename(ans_path)
# newDll(dll_basename,ans_path)
# dp (dll_basename)
dp ("end findDLLOther")
def star3333tFunc3(args):
global fg
dp ("startFunc3")
pool = multiprocessing.Pool(cpu_count-1)
out=pool.map(get_OP_RET_parallel, args)
# dp ("out", out)
# dp("type", type(out))
pool.close()
pool.join()
KingFG=out[0]
for foundG in out:
KingFG.merge(foundG)
dp ("king", KingFG)
kingAfter=len(KingFG.pops)
dp ("\nAFTER MERGE pops", kingAfter)
fg=KingFG
def extractDlls():
dp ("func extractDlls")
# eDLLStart = timeit.default_timer()
global doParallel
global peName, n, pe
myArgs=[]
if not doParallel:
dp ("not parallel")
for dll in pe:
if not pe[dll].skipDll and pe[dll].isDLL:
extractDLLsEach(dll)
if doParallel:
for dll in pe:
if pe[dll].isDLL and not pe[dll].skipDll:# and not pe[dll].systemWin:
myArgs.append((dll,pe))
pool = multiprocessing.Pool(cpu_count-1)
out=pool.map(extractDLLsEachParallel, myArgs)
for each in out:
if each==None:
continue
newPE=each[0]
newDLLName=each[1]
pe[newDLLName]=newPE
# dp ("special out", out)
# for each in out:
# dll=each[]
# dp("type", type(out))
pool.close()
pool.join()
# eDLLSttop = timeit.default_timer()
# dp("extractDlls time", eDLLSttop-eDLLStart)
def extractDLLsEach(dll):
dp ("extractDLLsEach",dll)
global peName, n,pe
try:
dllPath=pe[dll].path
dllName=pe[dll].modName
myPE=None
myPE = pefile.PE(pe[dll].path)
pe[dll].setPeName(peName)
pe[dll].setModName(dll)
pe[dll].setData(myPE.sections[0].get_data()[0:])
pe[dll].setVirtualAdd(myPE.sections[0].VirtualAddress)
pe[dll].setImageBase(myPE.OPTIONAL_HEADER.ImageBase)
pe[dll].setMagic(myPE.OPTIONAL_HEADER.Magic)
pe[dll].setVSize(myPE.sections[0].Misc_VirtualSize)
pe[dll].setSizeOfRawData(myPE.sections[0].SizeOfRawData)
pe[dll].setStartLoc(myPE.sections[0].VirtualAddress + myPE.OPTIONAL_HEADER.ImageBase)
pe[dll].setImageBase(myPE.OPTIONAL_HEADER.ImageBase)
pe[dll].setEndAddy(myPE.sections[0].VirtualAddress + myPE.OPTIONAL_HEADER.ImageBase + myPE.sections[0].Misc_VirtualSize)
pe[dll].setEntryPoint(myPE.OPTIONAL_HEADER.AddressOfEntryPoint)
pe[dll].setSectionName(stripWhite(myPE.sections[0].Name.decode()))
pe[dll].setDEPStatus((depDLL(myPE)))
pe[dll].setASLRStatus((aslrDLL(myPE)))
pe[dll].setSEHStatus((sehDLL(myPE)))
pe[dll].setCFGStatus((CFGDLL(myPE)))
pe[dll].setHash_sha256(myPE.sections[0].get_hash_sha256())
pe[dll].setHash_md5(myPE.sections[0].get_hash_md5())
pe[dll].setExtracted(True)
# dp ("donehaha", pe[dll].SizeOfRawData, len(pe[dll].data))
except Exception as e:
dp ("big problem")
dp (e)
dp(traceback.format_exc())
def extractDLLsEachParallel(args):
dp("extractDLLsEachParallel")
#### no not create dictionary - create NEW object - the new object then is added to dict
# make two spearate extract dlls, parallel and non parallel
dll=args[0]
pe=args[1]
# dp ("dll", dll)
# dp ("pe", pe, type(pe))
newPE=PEInfo()
global peName, n
# print ("dll",dll)
try:
dllPath=pe[dll].path
dllName=pe[dll].modName
myPE=None
myPE = pefile.PE(pe[dll].path)
newPE.setPath(dllPath)
newPE.setModName(dllName)
newPE.setPeName(peName)
newPE.setSystem(pe[dll].systemWin)
newPE.setData(myPE.sections[0].get_data()[0:])
newPE.setMagic(myPE.OPTIONAL_HEADER.Magic)
newPE.setVirtualAdd(myPE.sections[0].VirtualAddress)
newPE.setImageBase(myPE.OPTIONAL_HEADER.ImageBase)
newPE.setVSize(myPE.sections[0].Misc_VirtualSize)
newPE.setSizeOfRawData(myPE.sections[0].SizeOfRawData)
newPE.setStartLoc(myPE.sections[0].VirtualAddress + myPE.OPTIONAL_HEADER.ImageBase)
newPE.setImageBase(myPE.OPTIONAL_HEADER.ImageBase)
newPE.setEndAddy(myPE.sections[0].VirtualAddress + myPE.OPTIONAL_HEADER.ImageBase + myPE.sections[0].Misc_VirtualSize)
newPE.setEntryPoint(myPE.OPTIONAL_HEADER.AddressOfEntryPoint)
newPE.setSectionName(stripWhite(myPE.sections[0].Name.decode()))
newPE.setDEPStatus((depDLL(myPE)))
newPE.setASLRStatus((aslrDLL(myPE)))
newPE.setSEHStatus((sehDLL(myPE)))
newPE.setCFGStatus((CFGDLL(myPE)))
newPE.setHash_sha256(myPE.sections[0].get_hash_sha256())
newPE.setHash_md5(myPE.sections[0].get_hash_md5())
newPE.setExtracted(True)
return newPE,dll
except Exception as e:
print (" Extraction did not suceed for ", dll)
dp (red+"extractDLLsEachParallel error", e,res)
dp(traceback.format_exc())
def extractDll():
n=originalN
# for each in pe[n].dlls
# inspired by https://stackoverflow.com/questions/18394147/how-to-do-a-recursive-sub-folder-search-and-return-files-in-a-list
def run_fast_scandir(dir1, fileExt,n):
dp ("run_fast_scandir", dir1, fileExt, n)
subdirectories, files = [], []
subdSet, filesSet =set(), set()
for potential in os.scandir(dir1):
# dp ("p", potential)
if potential.is_file():
if os.path.splitext(potential.name)[1].lower() in fileExt:
# dp ("potential path", potential.path)
pe[n].files.append(potential.path)
files.append(potential.path)
# if potential.path not in pe[n].filesSet:
# pe[n].files.append(potential.path)
# files.append(potential.path)
# pe[n].filesSet.add(potential.path)
if potential.is_dir():
# dp ("****potential dir", potential)
if potential.path not in pe[n].subdirectories:
pe[n].subdirectories.append(potential.path)
subdirectories.append(potential.path)
pe[n].subdirectoriesSet.add(potential.path)
for dir2 in list(subdirectories):
sd, f = run_fast_scandir(dir1, fileExt,n)
files.extend(f)
subdirectories.extend(sd)
# dp ("\n\n\nfiles",files)
# dp("\n\n\nsubdirectories", subdirectories)
files = list(set(files))
subdirectories=list(set(subdirectories))
pe[n].files=list(set(pe[n].files))
return files, subdirectories
def printPEValuesDict():
dp ("printPEValues")
global m
# dp (len(m))
for n in pe:
if not pe[n].isDLL:
print("Module:", (pe[n].modName))
print("Section Name:", (pe[n].sectionName))
print("Entry Point:",hex(pe[n].entryPoint))
print("Virtual Address:", hex(pe[n].VirtualAdd))
print("ImageBase:", hex(pe[n].ImageBase))
print("VirtualSize:", hex(pe[n].vSize))
print("Starting Loc:", hex(pe[n].startLoc))
print("End address:", hex(pe[n].endAddy))
print("SizeOfRawData:", hex(pe[n].SizeOfRawData))
print("Hash_sha256_section:", pe[n].Hash_sha256_section)
print("Hash_md5_section:", pe[n].Hash_md5_section)
print("DEP:", pe[n].depStatus)
print("ASLR:", pe[n].aslrStatus)
print("SEH:", pe[n].sehStatus)
print("CFG:", pe[n].CFGStatus)
print("Actual size of Data:", hex(len(pe[n].data)))
else:
print("Module:", (pe[n].modName), "path", pe[n].path, "Windows system dll:", pe[n].systemWin)
print("\tActual size of Data:", hex(len(pe[n].data)))
print("\tSizeOfRawData:", hex(pe[n].SizeOfRawData))
print("\tmagic:", hex(pe[n].magic))
def get_OP_RET(numBytes):
dp ("get_OP_RET:")
# start = timeit.default_timer()
global o
# while numOps > 2: # Num of Ops to go back
try:
for n in pe:
if not pe[n].skipDll:
t=0;
for v in pe[n].data:
if ((pe[n].data[t]) == OP_RET[0]):
numOps = numBytes
while numOps > 1:
# dp ("found one")
disHereRet(n,t, numOps)
numOps = numOps - 1
disHereRetSingle(dll,t + begin, 0,pe)
elif ((pe[n].data[t]) == OP_RET2[0]):
numOps = numBytes
while numOps > 2:
# dp ("found one")
disHereRetC2(n,t, numOps)
numOps = numOps - 1
disHereRetSingleC2(dll,t + begin, 0,pe)
elif ((pe[n].data[t]) == OP_CALL_JMP_FS_START[0]):
if ((pe[n].data[t+1]) == OP_CALL_JMP_FS_START[1]):
# if (pe[n].data[t+2] >= 0x10 and pe[n].data[t+2] <0x18) or (pe[n].data[t+2] >=0x20 and pe[n].data[t+2] < 0x28): #JMP and CALL
if (pe[n].data[t+2] >=0x20 and pe[n].data[t+2] < 0x28) or (pe[n].data[t+2] >=0x60 and pe[n].data[t+2] < 0x68) or (pe[n].data[t+2] >=0xa0 and pe[n].data[t+2] < 0xa7): #JMP
disHereCallFS(n,t, pe[n].data[t+2])
# CODED2 = pe[n].data[(t):(t+2)]
# numOps = numBytes
# while numOps > 2:
# disHereRet(n,t, numOps, True)
# numOps = numOps - 1
t=t+1
# numOps = numOps -1
except IndexError as e:
dp (e)
dp ("n", n, t)
# stop = timeit.default_timer()
# dp("Time 2: " + str(stop - start))
def get_OP_RET_parallel(args):
# def get_OP_RET_parallel(numBytes, begin, end):
# global pe
global rop
numBytes =args[0]
begin =args[1]
end =args[2]
pe=args[3]
rop=args[4]
dll=args[5]
dp ("mp current_process", multiprocessing.current_process())
dp ("get_OP_RET_parallel args", args, "numBytes", numBytes, "begin", begin,"end",end)
dp ("get_OP_RET:", numBytes, begin, end)
# start = timeit.default_timer()
# fg = foundGadgets()
global o
# while numOps > 2: # Num of Ops to go back
t=0;
try:
dp ("hi1", dll)
dp ("hi2", pe[dll].modName, len(pe[dll].data), pe[dll].SizeOfRawData)
dp ("begin", begin, "end", end)
ourData = pe[dll].data[begin:end+1]
dp (len(ourData))
for v in ourData:
if ((ourData[t]) == OP_RET[0]):
numOps = numBytes
while numOps > 0:
disHereRet(dll,t + begin, numOps,pe)
numOps = numOps - 1
disHereRetSingle(dll,t + begin, 0,pe)
elif ((ourData[t]) == OP_RET2[0]):
numOps = numBytes
while numOps > 2:
# dp ("found one")
disHereRetC2(dll,t + begin, numOps,pe)
numOps = numOps - 1
disHereRetSingleC2(dll,t + begin, 0,pe)
elif ((ourData[t]) == OP_RETF[0]):
numOps = numBytes
while numOps >= 0:
dp ("found retf hg!")
disHereRetf(dll,t + begin, numOps,pe)
numOps = numOps - 1
elif ((ourData[t]) == OP_CALL_JMP_FS_START[0]):
if ((ourData[t+1]) == OP_CALL_JMP_FS_START[1]):
# dp ("special return early")
# return
# if (ourData[t+2] >= 0x10 and ourData[t+2] <0x18) or (ourData[t+2] >=0x20 and ourData[t+2] < 0x28): #JMP and CALL
if (ourData[t+2] >=0x20 and ourData[t+2] < 0x28) or (ourData[t+2] >=0x60 and ourData[t+2] < 0x68) or (ourData[t+2] >=0xa0 and ourData[t+2] < 0xa7): #JMP
disHereCallFS(dll,t + begin, ourData[t+2])
elif (ourData[t:t+2] in setOpsCF2):
disHereJmpCall(dll,t+begin,pe)
t=t+1
# numOps = numOps -1
# stop = timeit.default_timer()
# dp("Time 2: " + str(stop - start))
# dp ("before return for merge fg pops", len(fg.pops))
return fg
except Exception as e:
dp("parallel error")
dp(e)
dp(traceback.format_exc())
return fg
def get_OP_RET_parallel64(args):
# def get_OP_RET_parallel(numBytes, begin, end):
# global pe
global rop
numBytes =args[0]
begin =args[1]
end =args[2]
pe=args[3]
rop=args[4]
dll=args[5]
dp("mp current_process", multiprocessing.current_process())
dp("get_OP_RET_parallel args", args, "numBytes", numBytes, "begin", begin,"end",end)
dp("get_OP_RET:", numBytes, begin, end)
# start = timeit.default_timer()
# fg = foundGadgets()
global o
# while numOps > 2: # Num of Ops to go back
t=0;
try:
dp("hi1", dll)
dp("hi2", pe[dll].modName, len(pe[dll].data), pe[dll].SizeOfRawData)
dp("begin", begin, "end", end)
ourData = pe[dll].data[begin:end+1]
dp(len(ourData))
for v in ourData:
if ((ourData[t]) == OP_RET[0]):
numOps = numBytes
while numOps > 0:
disHereRet64(dll,t + begin, numOps,pe)
numOps = numOps - 1
disHereRetSingle64(dll,t + begin, 0,pe)
elif ((ourData[t]) == OP_RET2[0]):
numOps = numBytes
while numOps > 2:
# dp ("found one")
disHereRetC264(dll,t + begin, numOps,pe)
numOps = numOps - 1
disHereRetSingleC264(dll,t + begin, 0,pe)
elif ((ourData[t]) == OP_RETF[0]):
numOps = numBytes
while numOps >= 0:
disHereRetf64(dll,t + begin, numOps,pe)
numOps = numOps - 1
elif ((ourData[t]) == OP_CALL_JMP_FS_START[0]):
if ((ourData[t+1]) == OP_CALL_JMP_FS_START[1]):
# dp ("special return early")
# return
# if (ourData[t+2] >= 0x10 and ourData[t+2] <0x18) or (ourData[t+2] >=0x20 and ourData[t+2] < 0x28): #JMP and CALL
if (ourData[t+2] >=0x20 and ourData[t+2] < 0x28) or (ourData[t+2] >=0x60 and ourData[t+2] < 0x68) or (ourData[t+2] >=0xa0 and ourData[t+2] < 0xa7): #JMP
# disHereCallFS(dll,t + begin, ourData[t+2])
pass
elif (ourData[t:t+2] in setOpsCF2):
disHereJmpCall64(dll,t+begin,pe)
pass
t=t+1
# numOps = numOps -1
# stop = timeit.default_timer()
# dp("Time 2: " + str(stop - start))
# dp ("before return for merge fg pops", len(fg.pops))
return fg
except Exception as e:
dp("parallel error")
dp(e)
dp(traceback.format_exc())
return fg
def disHerePushRet(address, numBytes, secNum, data): ############################# AUSTIN ############################
CODED2 = ""
x = numBytes
if(secNum != "noSec"):
section = s[secNum]
# start = timeit.default_timer()
CODED2 = data[address:(address+numBytes)]
# I create the individual lines of code that will appear>
val =""
val2 = []
val3 = []
#address2 = address + section.ImageBase + section.VirtualAdd
val5 =[]
points = 0
foundPush = False
foundRet = False
pushreg = ""
# start = timeit.default_timer()
CODED3 = CODED2
for i in cs.disasm(CODED3, address):
if(secNum == "noSec"):
# add = hex(int(i.address))
add4 = hex(int(i.address))
addb = hex(int(i.address))
else:
add = hex(int(i.address))
addb = hex(int(i.address + section.VirtualAdd))
add2 = str(add)
add3 = hex (int(i.address + section.startLoc ))
add4 = str(add3)
val = i.mnemonic + " " + i.op_str + "\t\t\t\t" + add4 + " (offset " + addb + ")\n"
val5.append(val)
push = re.match("^push (e((ax)|(bx)|(cx)|(dx)|(di)|(si)|(bp)|(sp)))", val, re.IGNORECASE)
if(push):
pushreg = i.op_str
foundPush = True
# points += 1
pushOffset = addb
if platformType == "Windows":
# https://code.activestate.com/recipes/578035-disable-file-system-redirector/
class disable_file_system_redirection:
_disable = ctypes.windll.kernel32.Wow64DisableWow64FsRedirection
_revert = ctypes.windll.kernel32.Wow64RevertWow64FsRedirection
def __enter__(self):
# pass
self.old_value = ctypes.c_long()
self.success = self._disable(ctypes.byref(self.old_value))
def __exit__(self, type, value, traceback):
# pass
if self.success:
self._revert(self.old_value)
class doGadgets:
def __init__(self):
self.info=1
def do(self, name: str, testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL,c2=False):
# if "fs" not in testVal:
# return
# if "add" not in name or "pop" not in name:
# return
# check1=name+" "+hex(offL[lGoBack])
# check1=raw.hex()+hex(offL[lGoBack])
check1=raw.hex()+hex(saveq)
if (check1) not in fg.junkBox and "ret" != name:
# if 1==1:
do = f"do_{name}"
if hasattr(self, do) and callable(func := getattr(self, do)):
obj=func(testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL, c2)
dp("do func", name, hex(offL[lGoBack]))
fg.junkBox.add(check1)
# specialMissing.add(name)
# self.do_unusual(testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL, c2=False)
def do2(self, name: str, testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL,c2=False):
check1=raw.hex()+hex(saveq)
if (check1) not in fg.junkBox:
# if 1==1:
do = f"do_ret"
if hasattr(self, do) and callable(func := getattr(self, do)):
obj=func(testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL, c2)
dp("do func", name, hex(offL[lGoBack]))
fg.junkBox.add(check1)
# specialMissing.add(name)
# self.do_unusual(testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL, c2=False)
def doJmp(self, name: str, testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL,c2,jmp=False):
dp("doJmp func")
check1=raw.hex()+hex(saveq)
if (check1) not in fg.junkBox:
# if 1==1:
do = f"go_{name}"
# do=do.replace(" ","_")
# do=do.replace("[","")
# do=do.replace("]","")
dp("gogo", do)
if hasattr(self, do) and callable(func := getattr(self, do)):
obj=func(testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL, c2)
dp("go func", name, hex(offL[lGoBack]))
fg.junkBox.add(check1)
def extractOffset(self,testVal):
dp("extractOffset")
opVal = re.findall("[+|-]+ 0x[0-9a-f]+|[+|-]+ [0-9a-f]", testVal, re.IGNORECASE)
if opVal:
try:
keep=eval("0"+opVal[0])
dp("keep",keep)
return True,keep
except:
dp("not valid")
return False,None
def go_jmp(self,testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL, c2):
dp("in do_jmp", testVal)
if "dword" not in testVal:
if re.match( r'\bjmp esi\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", eax, fg.jmpESI)
elif re.match( r'\bjmp ebp\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", ebp, fg.jmpEBP)
elif re.match( r'\bjmp edi\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", edi, fg.jmpEDI)
elif re.match( r'^jmp eax',testVal, re.M|re.I):
dp("saving jmp eax")
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", eax, fg.jmpEAX)
elif re.match( r'^jmp ebx', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", ebx, fg.jmpEBX)
elif re.match( r'\bjmp esp\b',testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", esp, fg.jmpESP)
elif re.match( r'\bjmp ecx\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", ecx, fg.jmpECX)
elif re.match( r'\bjmp edx\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", edx, fg.jmpEDX)
else:
if "[ebp" in testVal:
if "jmp dword ptr [ebp]" in testVal:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", ebp, fg.jmpDwordEBP)
elif re.match( r'jmp dword ptr \[ebp [+|-]+', testVal, re.M|re.I):
foundOffset,offVal=self.extractOffset(op_strL[lGoBack])
if foundOffset:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", ebp, fg.jmpDwordOffsetEBP,offVal)
elif "[esp" in testVal:
if "jmp dword ptr [esp]" in testVal:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", esp, fg.jmpDwordESP)
elif re.match( r'jmp dword ptr \[esp [+|-]+', testVal, re.M|re.I):
foundOffset,offVal=self.extractOffset(op_strL[lGoBack])
if foundOffset:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", esp, fg.jmpDwordOffsetESP,offVal)
elif "[edi" in testVal:
if "jmp dword ptr [edi]" in testVal:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", edi, fg.jmpDwordEDI)
elif re.match( r'jmp dword ptr \[edi [+|-]+', testVal, re.M|re.I):
foundOffset,offVal=self.extractOffset(op_strL[lGoBack])
if foundOffset:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", edi, fg.jmpDwordOffsetEDI,offVal)
elif "[esi" in testVal:
if "jmp dword ptr [esi]" in testVal:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", esi, fg.jmpDwordESI)
elif re.match( r'jmp dword ptr \[esi [+|-]+', testVal, re.M|re.I):
foundOffset,offVal=self.extractOffset(op_strL[lGoBack])
if foundOffset:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", esi, fg.jmpDwordOffsetESI,offVal)
elif "[eax" in testVal:
if "jmp dword ptr [eax]" in testVal:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", eax, fg.jmpDwordEAX)
elif re.match( r'jmp dword ptr \[eax [+|-]+', testVal, re.M|re.I):
foundOffset,offVal=self.extractOffset(op_strL[lGoBack])
if foundOffset:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", eax, fg.jmpDwordOffsetEAX,offVal)
elif "[ebx" in testVal:
if "jmp dword ptr [ebx]" in testVal:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", ebx, fg.jmpDwordEBX)
elif re.match( r'jmp dword ptr \[ebx [+|-]+', testVal, re.M|re.I):
foundOffset,offVal=self.extractOffset(op_strL[lGoBack])
if foundOffset:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", ebx, fg.jmpDwordOffsetEBX,offVal)
elif "[ecx" in testVal:
if "jmp dword ptr [ecx]" in testVal:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", ecx, fg.jmpDwordECX)
elif re.match( r'jmp dword ptr \[ecx [+|-]+', testVal, re.M|re.I):
foundOffset,offVal=self.extractOffset(op_strL[lGoBack])
if foundOffset:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", ecx, fg.jmpDwordOffsetECX,offVal)
elif "[edx" in testVal:
if "jmp dword ptr [edx]" in testVal:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", edx, fg.jmpDwordEDX)
elif re.match( r'jmp dword ptr \[edx [+|-]+', testVal, re.M|re.I):
foundOffset,offVal=self.extractOffset(op_strL[lGoBack])
if foundOffset:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "jmp", edx, fg.jmpDwordOffsetEDX,offVal)
def go_call(self,testVal,saveq, offL,op_str,lGoBack, n, raw,mnemonicL, op_strL, c2,jmp=False):
if "dword" not in testVal:
if re.match( r'\bcall esi\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "call", eax, fg.callESI)
elif re.match( r'\bcall ebp\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "call", ebp, fg.callEBP)
elif re.match( r'\bcall edi\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "call", edi, fg.callEDI)
elif re.match( r'^call eax',testVal, re.M|re.I):
dp("saving call eax")
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "call", eax, fg.callEAX)
elif re.match( r'^call ebx', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "call", ebx, fg.callEBX)
elif re.match( r'\bcall esp\b',testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "call", esp, fg.callESP)
elif re.match( r'\bcall ecx\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "call", ecx, fg.callECX)
elif re.match( r'\bcall edx\b', testVal, re.M|re.I):
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "call", edx, fg.callEDX)
else:
if "[ebp" in testVal:
if "call dword ptr [ebp]" in testVal:
addGadgetJmp(saveq, pe,n,offL[lGoBack],op_str, raw, n, "call", ebp, fg.callDwordEBP)
elif re.match( r'call dword ptr \[ebp [+|-]+', testVal, re.M|re.I):
foundOffset,offVal=self.extractOffset(op_strL[lGoBack])