Esempio n. 1
0
        //static string path1 = @"C:\Users\viruseater1\Documents";
        //static string path2 = @"C:\Users\viruseater1\Desktop";
        //static string path3 = @"C:\Users\viruseater1\Downloads";
        //static string path4 = @"C:\Users\viruseater1\Videos";


        public static Boolean LogWriter(string PATH)
        {
            //Sets what aspects are to be monitored
            cpuUsageCounter      = new PerformanceCounter("Processor", "% Processor Time", "_Total");
            ramUsageCounter      = new PerformanceCounter("Memory", "Available MBytes");
            harddiskUsageCounter = new PerformanceCounter("PhysicalDisk", "% Disk Time", "_Total");
            threadCounter        = new PerformanceCounter("Process", "Thread Count", "_Total");
            handleCounter        = new PerformanceCounter("Process", "Handle Count", "_Total");



            //Create the dictionaries for the hashed files for each path
            Dictionary <string, string> hashedFilesAtStart = new Dictionary <string, string>();

            hashedFilesAtStart = testParseTXTfile(hashedFilePath);

            programExecuter.executeProgram(ransomwareDownloaderPath);

            postBaseTaken();

            //Adds the hashed files to a single list
            //Starts the filewatcher
            var fw = new Thread(() => FileMon.CreateFileWatcher(pathFileWatch));

            fw.Start();

            //Find the start timestamp
            DateTime startTimeStamp = DateTime.Now;

            amountOfLoops = 0;

            //Loops in an interval given by MINUTESOFLOGGING
            TimeSpan span = DateTime.Now.Subtract(startTimeStamp);

            Console.WriteLine("Starting loop");
            while (span.Minutes < MINUTESOFLOGGING)
            {
                amountOfLoops++;

                cpuList.Add(getCurrentCpuUsage());
                ramList.Add(getAvailableRAM());
                harddiskList.Add(getHarddiskUsage());
                threadList.Add(getThreadCount());
                handleList.Add(getHandleCount());

                Thread.Sleep(INTERVALFORLOOP);


                span = DateTime.Now.Subtract(startTimeStamp);
            }
            Console.WriteLine("Ending loop \n starting process to post");

            //Stops the filemon log such that there aren't written to it during iteration
            FileMon.setStopAddingToLog(true);
            fileMonChanges = FileMon.getFilemonChanges();

            FileMon.setWatcherToStop();


            //Creates the dictionaries for the hashed files at the end
            Dictionary <string, string> hashedFilesAtEnd      = new Dictionary <string, string>();
            Dictionary <string, string> hashedFilesAtEndtemp1 = new Dictionary <string, string>();
            Dictionary <string, string> hashedFilesAtEndtemp2 = new Dictionary <string, string>();
            Dictionary <string, string> hashedFilesAtEndtemp3 = new Dictionary <string, string>();
            Dictionary <string, string> hashedFilesAtEndtemp4 = new Dictionary <string, string>();

            //Hashes the files and adds them to the dictionaries
            Hasher tempEndHasher1 = new Hasher();

            hashedFilesAtEndtemp1 = tempEndHasher1.fileHasher(path1);

            Hasher tempEndHasher2 = new Hasher();

            hashedFilesAtEndtemp2 = tempEndHasher2.fileHasher(path2);

            Hasher tempEndHasher3 = new Hasher();

            hashedFilesAtEndtemp3 = tempEndHasher3.fileHasher(path3);

            Hasher tempEndHasher4 = new Hasher();

            hashedFilesAtEndtemp4 = tempEndHasher4.fileHasher(path4);

            //Adds all dictonaries to a single one.
            hashedFilesAtEndtemp1.ToList().ForEach(x => hashedFilesAtEnd.Add(x.Key, x.Value));
            hashedFilesAtEndtemp2.ToList().ForEach(x => hashedFilesAtEnd.Add(x.Key, x.Value));
            hashedFilesAtEndtemp3.ToList().ForEach(x => hashedFilesAtEnd.Add(x.Key, x.Value));
            hashedFilesAtEndtemp4.ToList().ForEach(x => hashedFilesAtEnd.Add(x.Key, x.Value));

            //Find the end timestamp
            DateTime endTimeStamp = DateTime.Now;

            //Figure out what has changed.
            removeKeyList     = new List <string>();
            changedKeyList    = new List <string>();
            inStartDictionary = new List <string>();
            inEndDictionary   = new List <string>();
            foreach (var item in hashedFilesAtStart)
            {
                //If the hashed files at start and hashed files at end is of the same path
                if (hashedFilesAtEnd.ContainsKey(item.Key))
                {
                    //If they have the same hashvalue
                    if (hashedFilesAtStart[item.Key].Equals(hashedFilesAtEnd[item.Key]))
                    {
                        //Add them to a list where these elements have not been hit by ransomware
                        removeKeyList.Add(item.Key);
                    }
                    else
                    {
                        //If the path is the same but the hash is different then it has been changed
                        changedKeyList.Add(item.Key);
                    }
                }
                else
                {
                    //If it is in start but not in the end then it has been deleted
                    inStartDictionary.Add(item.Key);
                }
            }
            //Removing non changed duplicates
            for (int i = 0; i < removeKeyList.Count; i++)
            {
                hashedFilesAtStart.Remove(removeKeyList[i]);
                hashedFilesAtEnd.Remove(removeKeyList[i]);
            }
            //Removes changed files, they are still stored in the list changedKeyList
            for (int i = 0; i < changedKeyList.Count; i++)
            {
                hashedFilesAtStart.Remove(changedKeyList[i]);
                hashedFilesAtEnd.Remove(changedKeyList[i]);
            }
            //Finding files that has been created since start
            foreach (var item in hashedFilesAtEnd)
            {
                //If it is in the end but not the start then it has been created since
                if (!hashedFilesAtStart.ContainsKey(item.Key))
                {
                    inEndDictionary.Add(item.Key);
                }
            }
            hashedFilesAtStartKeys = hashedFilesAtStart.Keys;
            hashedFilesAtEndKeys   = hashedFilesAtEnd.Keys;



            //Old part, can create a txt log of what is observed

            /*
             * string filePath = PATH + "\\RansomwareLog.txt";
             * if (!File.Exists(filePath))
             * {
             *  // Create a file to write to.
             *  using (StreamWriter sw = File.CreateText(filePath))
             *  {
             *      sw.WriteLine(NAMEONTEST);
             *      sw.WriteLine(MONITORSTATUS);
             *      sw.WriteLine(startTimeStamp.ToString());
             *      sw.WriteLine(endTimeStamp.ToString());
             *      sw.WriteLine(amountOfLoops);
             *      sw.WriteLine(changedKeyList.Count);
             *      sw.WriteLine(hashedFilesAtStartKeys.Count);
             *      sw.WriteLine(hashedFilesAtEndKeys.Count);
             *      sw.WriteLine(fileMonChanges.Count);
             *      string cpuReturn = returnMonitorListAsString(cpuList);
             *      string ramReturn = returnMonitorListAsString(ramList);
             *      string harddiskReturn = returnMonitorListAsString(harddiskList);
             *      string threadReturn = returnMonitorListAsString(threadList);
             *      string handleReturn = returnMonitorListAsString(handleList);
             *
             *      string changedFilesReturn = "";
             *      string deletedFilesReturn = "";
             *      string newFilesReturn = "";
             *      string filemonChangesReturn = "";
             *
             *      for (int i = 0; i < changedKeyList.Count; i++)
             *      {
             *          changedFilesReturn += changedKeyList[i];
             *          changedFilesReturn += "?";
             *      }
             *      foreach (string s in hashedFilesAtStartKeys)
             *      {
             *          deletedFilesReturn += s;
             *          deletedFilesReturn += "?";
             *      }
             *      foreach (string s in hashedFilesAtEndKeys)
             *      {
             *          newFilesReturn += s;
             *          newFilesReturn += "?";
             *      }
             *      foreach (var item in fileMonChanges)
             *      {
             *          filemonChangesReturn += item.Value + "<>" + item.Key.ToString("dd/MM/yyyy HH:mm:ss.fff");
             *          filemonChangesReturn += "?";
             *      }
             *
             *      sw.WriteLine(cpuReturn);
             *      sw.WriteLine(ramReturn);
             *      sw.WriteLine(harddiskReturn);
             *      sw.WriteLine(threadReturn);
             *      sw.WriteLine(handleReturn);
             *      sw.WriteLine(changedFilesReturn);
             *      sw.WriteLine(deletedFilesReturn);
             *      sw.WriteLine(newFilesReturn);
             *      sw.WriteLine(filemonChangesReturn);
             *
             *  }
             * }*/
            return(true);
        }
Esempio n. 2
0
        //Posts to the server the results of this baseline
        public static async void postBasePosted()
        {
            //Turns the monitored data into strings
            string cpuReturn      = returnMonitorListAsString(cpuList);
            string ramReturn      = returnMonitorListAsString(ramList);
            string harddiskReturn = returnMonitorListAsString(harddiskList);
            string threadReturn   = returnMonitorListAsString(threadList);
            string handleReturn   = returnMonitorListAsString(handleList);

            string changedFilesReturn   = "";
            string deletedFilesReturn   = "";
            string newFilesReturn       = "";
            string filemonChangesReturn = "";

            for (int i = 0; i < changedKeyList.Count - 1; i++)
            {
                changedFilesReturn += changedKeyList[i];
                changedFilesReturn += "?";
            }
            foreach (string s in hashedFilesAtStartKeys)
            {
                deletedFilesReturn += s;
                deletedFilesReturn += "?";
            }
            foreach (string s in hashedFilesAtEndKeys)
            {
                newFilesReturn += s;
                newFilesReturn += "?";
            }
            foreach (var item in fileMonChanges)
            {
                filemonChangesReturn += item.Value + ":" + item.Key.ToString("dd/MM/yyyy HH:mm:ss.fff");
                filemonChangesReturn += "?";
            }

            //Creates the element that is send with JSON
            var options = new
            {
                RansomwareName           = NAMEONTEST,
                MonitorStatus            = "1",
                MonitorCount             = amountOfLoops.ToString(),
                CountChangedFiles        = changedKeyList.Count().ToString(),
                CountDeletedFiles        = hashedFilesAtStartKeys.Count().ToString(),
                CountNewFiles            = hashedFilesAtEndKeys.Count().ToString(),
                CountFilemonObservations = fileMonChanges.Count().ToString(),
                CPU                     = cpuReturn,
                RAM                     = ramReturn,
                HDD                     = harddiskReturn,
                ThreadCount             = threadReturn,
                HandleCount             = handleReturn,
                ListChangedFiles        = changedFilesReturn,
                ListDeletedFiles        = deletedFilesReturn,
                ListNewFiles            = newFilesReturn,
                ListFilemonObservations = filemonChangesReturn
            };

            //Converts this into a payload
            var stringPayload = JsonConvert.SerializeObject(options);
            var content       = new StringContent(stringPayload, Encoding.UTF8, "application/json");

            //Send to the server
            var response = client.PostAsync("http://192.168.8.102/v1/index.php/postbaseposted", content).Result;
            var result   = await response.Content.ReadAsByteArrayAsync();

            //Start the filemon log again, this doesn't have a purpose
            FileMon.setStopAddingToLog(false);
        }