Python Debug.cont方法代碼示例

# 需要導入模塊: from winappdbg import Debug [as 別名]
# 或者: from winappdbg.Debug import cont [as 別名]
class Coverage:
	verbose = False
	bbFiles = {}
	bbFilesBreakpints = []
	bbFilesData = {}
	bbOriginalName = {}
	modules = []
	fileOutput = None
		
	#Construct
	def __init__(self):
		self.debugger = Debug( bKillOnExit = True )
		
	def setVerbose(self, val):
		self.verbose = val
		
	#cuts after .
	def cutDot(self, input):
		if (input.find(".") == -1):
			return input
		return input[0:input.find(".")]

	#load basic blocks
	def loadBB(self, baseBbDir):
		self.bbFiles = {}
		count = 0
		print "baseBbDir:"+baseBbDir
		for bbFile in os.listdir(baseBbDir):
			print "bbFile:" + bbFile
			f = open(baseBbDir + "/" + bbFile, "r")
			fname = f.readline().strip().lower()
			#fname = f.readline().strip()
			fnameOrig = fname
			if ".dll" not in fname and ".exe" not in fname:  #Stupid hack to avoid problems in loading libs with other extensions then .dll
				fname = self.cutDot(fname) + ".dll"
			self.bbOriginalName[fname] = fnameOrig
			self.bbFiles[fname] = count
			self.bbFilesBreakpints.append({})
			rvaHighest = 0
			for line in f:
				try:
					rva = int(line[0:8], 16)
					val = int(line[18:20], 16)
					self.bbFilesBreakpints[count][rva] = val
					if rva > rvaHighest:
						rvaHighest = rva
				except Exception:
					continue
			self.bbFilesData[fname] = [rvaHighest + 10, count]
			if self.verbose:
				print "Loaded breakpoints for %s with index %02X" % (fname, count)
			count += 1
			f.close()
	
	#Register module (original exe image or dll)
	def registerModule(self, filename, baseaddr):
		filename = filename.lower()
		if ".dll" not in filename and ".exe" not in filename:  #Stupid hack to avoid problems in loading libs with other extensions then .dll
			filename = self.cutDot(filename) + ".dll"
		if filename not in self.bbFiles:
			return
		if self.verbose:
			print "  Image %s has breakpoints defined" % filename
		self.modules.append([baseaddr,baseaddr+self.bbFilesData[filename][0], self.bbFilesData[filename][1]])
		if self.verbose:
			print "  Image has breakpoints from %08X to %08X with index %02X" % (baseaddr,baseaddr+self.bbFilesData[filename][0],self.bbFilesData[filename][1])
		
	#Handle a breakpoint
	def breakpoint(self, location):
		index = None
		for i in xrange(len(self.modules)):
			if location>=self.modules[i][0] and location<=self.modules[i][1]:
				index = i
				break
		if index == None:
			return None	
		rva = location - self.modules[index][0]
		index = self.modules[index][2]
		if rva not in self.bbFilesBreakpints[index]:
			return None
		self.fileOutput.write("%02X|%08X\n" % (index, rva))
		return self.bbFilesBreakpints[index][rva]
		
	def startFileRec(self, filename):
		self.modules = []
		self.fileOutput = open(filename, "w")
		for image in self.bbFiles:
			self.fileOutput.write("%s|%02X\n" % (self.bbOriginalName[image], self.bbFiles[image]))
		
	def endFileRec(self):
		self.fileOutput.close()		
	
	#Start program
	def start(self, execFile, waitTime = 6, recFilename = "output.txt", kill = True):	
		self.startFileRec(recFilename)
		mainProc = self.debugger.execv( execFile, bFollow = True )
		event = None
		endTime = time() + waitTime
		while time() < endTime:
			if not mainProc.is_alive():
#.........這裏部分代碼省略.........

# 需要導入模塊: from winappdbg import Debug [as 別名]
# 或者: from winappdbg.Debug import cont [as 別名]
class WinBasic:
    debugger = None
    mainProc = None
    alwaysCatchExceptions = [
        win32.STATUS_ACCESS_VIOLATION,
        win32.STATUS_ILLEGAL_INSTRUCTION,
        win32.STATUS_ARRAY_BOUNDS_EXCEEDED,
    ]

    def __init__(self, killOnExit=True):
        self.debugger = Debug(bKillOnExit=killOnExit)
        self.mainProcs = []

    def run(self, executable, children=True):
        tmp = self.debugger.execv(executable, bFollow=children)
        self.mainProcs.append(tmp)
        return tmp.get_pid()

    def attachPid(self, pid):
        self.mainProcs.append(self.debugger.attach(pid))

    def attachImg(self, img):
        self.debugger.system.scan_processes()
        for (process, name) in self.debugger.system.find_processes_by_filename(img):
            self.attachPid(process.get_pid())

    def close(self, kill=True, taskkill=True, forced=True):
        pids = self.debugger.get_debugee_pids()

        self.debugger.detach_from_all(True)
        for pid in pids:
            if kill:
                try:
                    proc = self.debugger.system.get_process(pid)
                    proc.kill()
                except:
                    pass

                    # Taskkill
            if taskkill and not forced:
                subprocess.call(["taskkill", "/pid", str(pid)], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
            if taskkill and forced:
                subprocess.call(["taskkill", "/f", "/pid", str(pid)], stdout=subprocess.PIPE, stderr=subprocess.PIPE)

    def waitForCrash(self, waitTime=4, checkAlive=False):
        event = None
        endDebuging = False
        endTime = time() + waitTime

        while time() < endTime:
            if checkAlive:
                for proc in self.mainProcs:
                    if not proc.is_alive():
                        return None

            try:
                event = self.debugger.wait(1000)
            except WindowsError, e:
                if e.winerror in (win32.ERROR_SEM_TIMEOUT, win32.WAIT_TIMEOUT):
                    continue
                raise

            crash = self.handler(event)
            if crash != None:
                return crash
            else:
                try:
                    self.debugger.dispatch()
                except:
                    pass
                finally:
                    self.debugger.cont()
        return None

# 需要導入模塊: from winappdbg import Debug [as 別名]
# 或者: from winappdbg.Debug import cont [as 別名]
        try:
            debug.dispatch(event)
            # add breakpoint when acrord32 gets loaded
            if event.get_event_code() == 3:
                process = event.get_process()
                base_address = event.get_image_base()
                print "AcroRd32 Main module found at %08x"%base_address

                # Hint: Use the string "Check failed: policy_." to hunt 
                # the function that adds a new policy
                breakpoint_offsets = { "10.1.3": 0x21260,
                                       "10.1.4": 0x21630,
                                       "10.1.5": 0x1fca0,
                                       "11.0.0": 0x20370,
                                       "11.0.1": 0x18350, }
                breakpoint_address = base_address + breakpoint_offsets[version]

                #setting breakpoint
                print "Setting breakpoint at %08x"%breakpoint_address
                debug.break_at(process.get_pid(), breakpoint_address, print_policy)

        except Exception,e:
            print "Exception in user code:",e
        finally:
            debug.cont(event)

    # Stop the debugger.
    debug.stop()
    pmf.commit()