removed old files from paul
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@ -1,846 +0,0 @@
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# -*- coding: utf-8 -*-
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import sys
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sys.path.append('..')
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sys.path.append('/mnt/projekte/pmlcluster/home/prasse/projects/ciscoSVN/cisco/trunk/code/')
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import os
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import numpy as np
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import joblib
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from keras.preprocessing.sequence import pad_sequences
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from keras.utils import np_utils
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from keras.models import Sequential
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from keras.layers import Dense
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from keras.layers import LSTM
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from keras.layers import Dropout
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import csv
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import pandas as pd
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import random
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from keras.models import model_from_json
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import time
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import re
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# import mongoDBConnector as mongoDBConnector
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import stackedNeuralModels as stackedNeuralModels
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from tqdm import tqdm
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def getCiscoDomainLabel(curDomain,curSIP,hostSet,sipSet,sldSet):
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# check server-ip
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if curSIP in sipSet:
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return 1.0
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# check second level domain
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splitDomain = curDomain.split('.')
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if len(splitDomain) >= 2:
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curSLD = splitDomain[-2] + '.' + splitDomain[-1]
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else:
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curSLD = curDomain
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if curSLD in sldSet:
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return 1.0
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# check domain
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if curDomain in hostSet:
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return 1.0
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else:
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if curSLD in hostSet:
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return 1.0
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else:
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return 0.0
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return 0.0
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def getSubSample(useDir,numUser,threshold=3,
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windowSize=10,minFlowsPerUser=10,
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maxLen=40,flagUseCiscoFeatures=False,
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urlSIPDIct=dict(),characterDict=dict(),
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maxLengthInSeconds=-1,
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timesNeg=-1,
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mongoHost='',mongoPort=0,dbName='',
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collectionName='',metaCollectionName=''):
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curDFs = mongoDBConnector.sampleDataFromDir(mongoHost=mongoHost,mongoPort=mongoPort,dbName=dbName,
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useDir=useDir,collectionName=collectionName,
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metaCollectionName=metaCollectionName,
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numUser=numUser,minFlowsPerUser=minFlowsPerUser)
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domainLists = []
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dfLists = []
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for i in tqdm(np.arange(len(curDFs)), miniters=10):
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(domainListsTmp,dfListsTmp) = stackedNeuralModels.getChunksFromUserDataFrame(curDFs[i],
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windowSize=windowSize,overlapping=False,maxLengthInSeconds=maxLengthInSeconds)
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domainLists += domainListsTmp
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dfLists += dfListsTmp
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(testData,testLabel,testHits,testNames) = stackedNeuralModels.createTrainData(
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domainLists=domainLists,dfLists=dfLists,charachterDict=characterDict,
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maxLen=maxLen,threshold = threshold,
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flagUseCiscoFeatures=flagUseCiscoFeatures,urlSIPDIct=urlSIPDIct,
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windowSize=windowSize)
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useIDs = np.where(np.array(testLabel) == 1.0)[0]
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useIDs = np.concatenate([useIDs, np.where(np.array(testLabel) == 0.0)[0]])
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if timesNeg != -1:
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posIDs = np.where(np.array(testLabel)[useIDs] == 1.0)[0]
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negIDs = np.where(np.array(testLabel)[useIDs] == 0.0)[0]
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if len(negIDs) > len(posIDs) * timesNeg:
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negIDs = np.random.permutation(negIDs)
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negIDs = negIDs[0:len(posIDs) * timesNeg]
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negIDs = useIDs[negIDs]
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posIDs = useIDs[posIDs]
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useIDs = np.concatenate([negIDs,posIDs])
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testLabel = testLabel[useIDs]
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testHits = testHits[useIDs]
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testNames = testNames[useIDs]
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for i in range(len(testData)):
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testData[i] = testData[i][useIDs]
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return (testData,testLabel,testHits,testNames)
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def getSubSampleAllPositiveUsers(useDir,threshold=3,
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windowSize=10,minFlowsPerUser=10,
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maxLen=40,flagUseCiscoFeatures=False,
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urlSIPDIct=dict(),characterDict=dict(),
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maxLengthInSeconds=-1,
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numNegUser=10000,
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mongoHost='',mongoPort=0,dbName='',
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collectionName='',metaCollectionName=''):
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curDFs = mongoDBConnector.sampleAllPositiveUserFromDir(mongoHost=mongoHost,mongoPort=mongoPort,dbName=dbName,
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useDir=useDir,collectionName=collectionName,
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metaCollectionName=metaCollectionName,
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numNegUser=numNegUser,minFlowsPerUser=minFlowsPerUser)
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domainLists = []
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dfLists = []
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for i in tqdm(np.arange(len(curDFs)), miniters=10):
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(domainListsTmp,dfListsTmp) = stackedNeuralModels.getChunksFromUserDataFrame(curDFs[i],
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windowSize=windowSize,overlapping=False,maxLengthInSeconds=maxLengthInSeconds)
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domainLists += domainListsTmp
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dfLists += dfListsTmp
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(testData,testLabel,testHits,testNames) = stackedNeuralModels.createTrainData(
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domainLists=domainLists,dfLists=dfLists,charachterDict=characterDict,
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maxLen=maxLen,threshold = threshold,
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flagUseCiscoFeatures=flagUseCiscoFeatures,urlSIPDIct=urlSIPDIct,
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windowSize=windowSize)
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useIDs = np.where(np.array(testLabel) == 1.0)[0]
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useIDs = np.concatenate([useIDs, np.where(np.array(testLabel) == 0.0)[0]])
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testLabel = testLabel[useIDs]
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testHits = testHits[useIDs]
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testNames = testNames[useIDs]
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for i in range(len(testData)):
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testData[i] = testData[i][useIDs]
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return (testData,testLabel,testHits,testNames)
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def sequenceGenerator(useDir,numUser,threshold=3,
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windowSize=10,minFlowsPerUser=10,
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maxLen=40,flagUseCiscoFeatures=False,
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urlSIPDIct=dict(),characterDict=dict(),
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maxLengthInSeconds=-1,
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timesNeg=-1,
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mongoHost='',mongoPort=0,dbName='',
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collectionName='',metaCollectionName=''):
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while 1:
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(testData,testLabel,testHits,testNames) = getSubSample(useDir,numUser,threshold=threshold,
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windowSize=windowSize,minFlowsPerUser=minFlowsPerUser,
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maxLen=maxLen,flagUseCiscoFeatures=flagUseCiscoFeatures,
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urlSIPDIct=urlSIPDIct,characterDict=characterDict,
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maxLengthInSeconds=maxLengthInSeconds,
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timesNeg=timesNeg,
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mongoHost=mongoHost,mongoPort=mongoPort,dbName=dbName,
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collectionName=collectionName,metaCollectionName=metaCollectionName)
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testLabel = np_utils.to_categorical(testLabel, 2)
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#print(testData.shape)
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yield (testData, testLabel)
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def sequenceGeneratorTest(data,label):
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while 1:
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yield (data, label)
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# three different modes
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# if mode == 'correct' -> dont permute or touch the ordering
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# if mode == 'permutate' -> permute the ordering
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# if mode == 'sort' -> sort the flows by sent bytes
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def dataGenerator(trainData,trainLabel,numTimesPos,mode='correct'):
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return True
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def getMalwareClassDict(path):
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outDict = dict()
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for line in file(path):
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lineSplit = line.strip().split('\t')
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if len(lineSplit) == 3:
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outDict[lineSplit[0]] = (lineSplit[1],lineSplit[2])
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return outDict
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def applyLower(inStr):
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try:
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return inStr.lower()
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except:
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return inStr
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def logTransformData(inputMatrix):
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# delete timestamps
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try:
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return np.log1p(np.array(inputMatrix,dtype='float64'))
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except:
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return inputMatrix
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def getTrainMatrixLabelFromDataFrame(dataFrame,parameter=dict(),\
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hostDict=dict(),sipDict=dict(),vtDF = dict(),
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flagReturnDomains=False):
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if len(dataFrame) == 0:
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return ([],-1)
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if 'flowFeatures' in parameter:
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flowFeatures = parameter['flowFeatures']
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else:
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flowFeatures = ['duration','bytes_down','bytes_up']
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# extract flow features
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data = dataFrame[flowFeatures].values
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# get time-gap feature
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timeStamps = np.array(dataFrame['timeStamp'].values,dtype='float32')
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timeStampsPre = np.zeros([len(timeStamps),])
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timeStampsPre[1:] = timeStamps[0:len(timeStamps)-1]
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diffTimeStamps = timeStamps - timeStampsPre
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diffTimeStamps[0] = 0.0
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negIDs = np.where(diffTimeStamps < 0.0)[0]
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diffTimeStamps[negIDs] = 0.0
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diffTimeStamps = np.reshape(diffTimeStamps,[len(diffTimeStamps),1])
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data = np.hstack([data,diffTimeStamps])
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# log transform
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data = logTransformData(data)
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if 'urlFeature' in dataFrame:
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urlFeatures = np.zeros([len(dataFrame),len(dataFrame.iloc[0]['urlFeature'])])
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for i in range(len(dataFrame)):
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urlFeatures[i,:] = dataFrame.iloc[i]['urlFeature']
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data = np.hstack([data,urlFeatures])
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# cisco feature
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numCiscoFeature = 30
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ciscoFeatures = np.zeros([data.shape[0],2*numCiscoFeature])
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if len(hostDict) > 0:
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counter = 0
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for i in range(len(dataFrame)):
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row = dataFrame.iloc[i]
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curHost = extractHost(row['domain'])
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if curHost in hostDict:
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ciscoFeatures[counter,0:numCiscoFeature] = hostDict[curHost]
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if len(sipDict) > 0:
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counter = 0
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for i in range(len(dataFrame)):
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row = dataFrame.iloc[i]
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curSIP = row['server_ip']
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if curSIP in sipDict:
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ciscoFeatures[counter,numCiscoFeature:] = sipDict[curSIP]
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data = np.hstack([data,ciscoFeatures])
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if len(vtDF) != 0:
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vtHashSet = set(vtDF['hash'])
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hitNums = []
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hashes = dataFrame['anyConnect_hash']
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for curHash in hashes:
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#print(vtDF.keys())
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try:
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if curHash.lower() in vtHashSet:
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curID = np.where(vtDF['hash'] == curHash.lower())[0]
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if len(curID) >= 1:
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curID = curID[0]
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hitNums.append(float(vtDF.iloc[curID]['hits']))
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else:
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hitNums.append(-1.0)
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else:
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hitNums.append(-1.0)
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except:
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hitNums.append(-1.0)
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maxHits = np.max(hitNums)
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else:
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if 'hits' in dataFrame:
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maxHits = np.max(dataFrame['hits'])
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else:
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maxHits = -1
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label = np.max(dataFrame['label'])
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if flagReturnDomains:
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return (data,label,maxHits,dataFrame['domain'])
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else:
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return (data,label,maxHits)
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def getDomainChunksByUser(data,useUserName,blockSize):
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outData = []
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outLabel = []
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useDataAll = data[data['user_hash'] == useUserName]
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userIDs = np.arange(len(useDataAll))
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#print('number of found flows for user: ' + str(len(userIDs)))
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numBlocks = int(np.ceil(float(len(userIDs)) / float(blockSize)))
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for blockID in range(numBlocks):
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curIDs = userIDs[(blockID * blockSize):((blockID+1)*blockSize)]
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#print(curIDs)
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useData = useDataAll.iloc[curIDs]
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curDomains = useData['domain']
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curLabel = np.max(useData['label'])
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outData.append(curDomains)
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outLabel.append(curLabel)
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return (outData,outLabel)
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def getChunksByUser(data,useUserName,blockSize,parameter=dict(),\
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hostDict=dict(),sipDict=dict(), vtDF = dict, flagOnlyOneUser = False,
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flagReturnDomains=False):
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outData = []
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outLabel = []
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outHits = []
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outDomains = []
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if flagOnlyOneUser:
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useDataAll = data
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else:
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useDataAll = data[data['user_hash'] == useUserName]
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userIDs = np.arange(len(useDataAll))
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#print('number of found flows for user: ' + str(len(userIDs)))
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numBlocks = int(np.ceil(float(len(userIDs)) / float(blockSize)))
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for blockID in range(numBlocks):
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curIDs = userIDs[(blockID * blockSize):((blockID+1)*blockSize)]
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#print(curIDs)
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useData = useDataAll.iloc[curIDs]
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if flagReturnDomains:
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(curTrainData,curLabel,curMaxHits,curDomains) = getTrainMatrixLabelFromDataFrame(useData,\
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parameter,hostDict,sipDict,vtDF=vtDF,flagReturnDomains=flagReturnDomains)
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else:
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(curTrainData,curLabel,curMaxHits) = getTrainMatrixLabelFromDataFrame(useData,\
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parameter,hostDict,sipDict,vtDF=vtDF,flagReturnDomains=flagReturnDomains)
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outData.append(curTrainData)
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outLabel.append(curLabel)
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outHits.append(curMaxHits)
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if flagReturnDomains:
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outDomains.append(curDomains)
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if flagReturnDomains:
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return (outData,outLabel,outHits,outDomains)
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else:
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return (outData,outLabel,outHits)
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def getLSTMModel(blockSize=10,input_dim=103,lstmUnits=10,denseSize=128):
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nb_classes = 2
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model = Sequential()
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model.add(LSTM(lstmUnits, input_dim=input_dim, input_length=blockSize))
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model.add(Dense(denseSize, activation='relu'))
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model.add(Dropout(0.5))
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model.add(Dense(nb_classes, activation='softmax'))
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model.compile(loss='binary_crossentropy',
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optimizer='adam', metrics=['accuracy'])
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# number of params:
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# params = 4 * ((size_of_input + 1) * size_of_output + size_of_output^2)
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return model
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def getCiscoURLFeatureForRow(row):
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sortKeys = list(row.keys())
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sortKeys.sort()
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featureVec = np.zeros([len(sortKeys)-1,])
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counter = 0
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for keyName in sortKeys:
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if 'key' in keyName:
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continue
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try:
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featureVec[counter] = float(row[keyName])
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except:
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featureVec[counter] = 0.0
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counter += 1
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featureVec[np.where(np.isnan(featureVec))[0]] = 0.0
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return featureVec
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def getCiscoFeatureDictForHost(headerPath,dataPath):
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# get header
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header = []
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for line in file(headerPath):
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header.append(line.strip())
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header = ['key'] + header
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fobj = open(dataPath,'r')
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csvReader = csv.DictReader(fobj,fieldnames = header,delimiter='\t')
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hostDict = dict()
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counter = 0
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for row in csvReader:
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featureVec = getCiscoURLFeatureForRow(row)
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curHost = row['key']
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curHost = extractHost(curHost)
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hostDict[curHost] = featureVec
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counter += 1
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if counter % 10000 == 0:
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print(str(counter) + ' host features collected')
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return hostDict
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def getCiscoFeatureDictForSIP(headerPath,dataPath):
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# get header
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header = []
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for line in file(headerPath):
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header.append(line.strip())
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header = ['key'] + header
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fobj = open(dataPath,'r')
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csvReader = csv.DictReader(fobj,fieldnames = header,delimiter='\t')
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hostDict = dict()
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counter = 0
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for row in csvReader:
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featureVec = getCiscoURLFeatureForRow(row)
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curHost = row['key']
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hostDict[curHost] = featureVec
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counter += 1
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if counter % 10000 == 0:
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print(str(counter) + ' sip features collected')
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return hostDict
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def getCiscoFeatureDictForSLD(headerPath,dataPath):
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# get header
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header = []
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for line in file(headerPath):
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header.append(line.strip())
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header = ['key'] + header
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fobj = open(dataPath,'r')
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csvReader = csv.DictReader(fobj,fieldnames = header,delimiter='\t')
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hostDict = dict()
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counter = 0
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for row in csvReader:
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featureVec = getCiscoURLFeatureForRow(row)
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curHost = row['key']
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hostDict[curHost] = featureVec
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counter += 1
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if counter % 10000 == 0:
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print(str(counter) + ' sld features collected')
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return hostDict
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def extractHost(domain):
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curHostSplit = domain.split('.')
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try:
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curHost = curHostSplit[-2] + '.' + curHostSplit[-1]
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return curHost
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except:
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return domain
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def loadDataSetFromJoblib(trainDirs,minFlowsPerUser = 10,numTimesPos = 20):
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for dirID in range(len(trainDirs)):
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curDir = trainDirs[dirID]
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curFiles = os.listdir(curDir)
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dayJoblibCounter = 0
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for curFile in curFiles:
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curFile = curDir + curFile
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if curFile.endswith('.joblib'):
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curData = joblib.load(curFile)
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if dayJoblibCounter == 0:
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dayData = curData
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else:
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dayData = dayData.append(curData,ignore_index=True)
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dayJoblibCounter += 1
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print('processed file number: ' + str(dayJoblibCounter) + ' (dir ' + str(curDir) +')')
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# use flows with min minFlowsPerUser flows
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if minFlowsPerUser != -1:
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grouped = dayData.groupby('user_hash')
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useUsers = set()
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for grouping in grouped:
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numFlowsCurUser = len(grouping[1])
|
||||
userLabel = np.max(grouping[1]['label'])
|
||||
if numFlowsCurUser >= minFlowsPerUser and userLabel != -1.0:
|
||||
useUsers.add(grouping[0])
|
||||
# get ids
|
||||
userIDs = dayData.loc[dayData['user_hash'].isin(useUsers)].index.values
|
||||
dayData = dayData.iloc[userIDs]
|
||||
dayData = dayData.reset_index(drop=True)
|
||||
if numTimesPos != -1:
|
||||
grouped = dayData.groupby('user_hash')
|
||||
curUserLabel = []
|
||||
curUserNames = []
|
||||
for grouping in grouped:
|
||||
numFlowsCurUser = len(grouping[1])
|
||||
userLabel = np.max(grouping[1]['label'])
|
||||
curUserLabel.append(userLabel)
|
||||
curUserNames.append(grouping[1]['user_hash'].values[0])
|
||||
posIDs = np.where(np.array(curUserLabel) == 1.0)[0]
|
||||
negIDs = np.where(np.array(curUserLabel) == 0.0)[0]
|
||||
maxNegLabel = len(posIDs) * numTimesPos
|
||||
if len(negIDs) > maxNegLabel:
|
||||
np.random.seed(1)
|
||||
np.random.shuffle(negIDs)
|
||||
negIDs = negIDs[0:maxNegLabel]
|
||||
useIDs = np.concatenate([posIDs,negIDs])
|
||||
useUsers = np.array(curUserNames)[useIDs]
|
||||
useUsers = set(useUsers)
|
||||
# get ids
|
||||
userIDs = dayData.loc[dayData['user_hash'].isin(useUsers)].index.values
|
||||
dayData = dayData.iloc[userIDs]
|
||||
dayData = dayData.reset_index(drop=True)
|
||||
if dirID == 0:
|
||||
allData = dayData
|
||||
else:
|
||||
allData = allData.append(dayData,ignore_index=True)
|
||||
return allData
|
||||
|
||||
def tokenizeDomain(domain,n=3):
|
||||
domain = domain.replace('https://','')
|
||||
domain = domain.replace('www.','')
|
||||
domain = domain.replace('/','')
|
||||
# reverse domain
|
||||
domain = domain[::-1]
|
||||
outList = []
|
||||
splitCriterion = n
|
||||
# overlapping n-grams
|
||||
outList = [domain[i:i+splitCriterion] for i in range(0, len(domain), 1)]
|
||||
return outList
|
||||
|
||||
|
||||
def getDomainsInWindowData(allData,numNeg=-1,blockSize=10):
|
||||
uniqueTrainUser = np.unique(allData['user_hash'])
|
||||
userLabel = []
|
||||
for curTrainUser in uniqueTrainUser:
|
||||
userIDs = allData.loc[allData['user_hash'] == curTrainUser].index.values
|
||||
curLabel = np.max(allData.iloc[userIDs]['label'])
|
||||
userLabel.append(curLabel)
|
||||
negIDs = np.where(np.array(userLabel) == 0.0)[0]
|
||||
userLabel = np.array(userLabel)
|
||||
posUser = np.where(userLabel == 1.0)[0]
|
||||
negUser = np.where(userLabel == 0.0)[0]
|
||||
|
||||
if numNeg != -1:
|
||||
if len(negUser) > numNeg:
|
||||
np.random.shuffle(negUser)
|
||||
negUser = negIDs[0:numNeg]
|
||||
|
||||
useUser = posUser
|
||||
useUser = np.concatenate([posUser,negUser])
|
||||
counter = 0
|
||||
trainDomains = []
|
||||
trainBlockLabel = []
|
||||
trainNames = []
|
||||
for uID in range(len(useUser)):
|
||||
curTrainUser = uniqueTrainUser[useUser[uID]]
|
||||
(curUserData,curUserLabel) = getDomainChunksByUser(allData,curTrainUser,blockSize)
|
||||
for i in range(len(curUserLabel)):
|
||||
trainNames.append(curTrainUser)
|
||||
trainDomains += curUserData
|
||||
trainBlockLabel += curUserLabel
|
||||
print('processed ' + str(counter) + ' users of ' + str(len(useUser)))
|
||||
counter+= 1
|
||||
return (trainDomains,trainBlockLabel,trainNames)
|
||||
|
||||
def getPaddedData(allData,numNeg=-1,blockSize=10,parameterDict=dict(),\
|
||||
hostDict=dict(),sipDict = dict(),vtLabelPath=''):
|
||||
if vtLabelPath != '':
|
||||
vtDF = pd.read_csv(vtLabelPath,sep='\t')
|
||||
else:
|
||||
vtDF = dict()
|
||||
uniqueTrainUser = np.unique(allData['user_hash'])
|
||||
userLabel = []
|
||||
for curTrainUser in uniqueTrainUser:
|
||||
userIDs = allData.loc[allData['user_hash'] == curTrainUser].index.values
|
||||
curLabel = np.max(allData.iloc[userIDs]['label'])
|
||||
userLabel.append(curLabel)
|
||||
negIDs = np.where(np.array(userLabel) == 0.0)[0]
|
||||
userLabel = np.array(userLabel)
|
||||
posUser = np.where(userLabel == 1.0)[0]
|
||||
negUser = np.where(userLabel == 0.0)[0]
|
||||
|
||||
if numNeg != -1:
|
||||
if len(negUser) > numNeg:
|
||||
np.random.shuffle(negUser)
|
||||
negUser = negIDs[0:numNeg]
|
||||
|
||||
useUser = posUser
|
||||
useUser = np.concatenate([posUser,negUser])
|
||||
counter = 0
|
||||
trainBlocks = []
|
||||
trainBlockLabel = []
|
||||
trainNames = []
|
||||
trainBlockHits = []
|
||||
for uID in range(len(useUser)):
|
||||
curTrainUser = uniqueTrainUser[useUser[uID]]
|
||||
(curUserData,curUserLabel,curHits) = getChunksByUser(allData,curTrainUser,blockSize,\
|
||||
parameter=parameterDict,hostDict=hostDict,sipDict=sipDict,vtDF = vtDF)
|
||||
for i in range(len(curUserLabel)):
|
||||
trainNames.append(curTrainUser)
|
||||
trainBlocks += curUserData
|
||||
trainBlockLabel += curUserLabel
|
||||
trainBlockHits += curHits
|
||||
print('processed ' + str(counter) + ' users of ' + str(len(useUser)))
|
||||
counter+= 1
|
||||
paddedData = pad_sequences(trainBlocks, maxlen=blockSize,dtype='float32')
|
||||
#paddedData = paddedData[:,:,featureTypeDict[useFeatureType]]
|
||||
return (paddedData,trainBlockLabel,trainNames,trainBlockHits)
|
||||
|
||||
|
||||
def createTrainDataFromJoblibsPerUser(joblibPaths,minFlowsPerUser = 10,blockSize=10,
|
||||
hostDict=dict(),sipDict=dict(),
|
||||
vtLabelPath='',maxFlowsPerUser = 50000):
|
||||
trainBlockLabel = []
|
||||
trainNames = []
|
||||
trainBlockHits = []
|
||||
parameterDict = dict()
|
||||
numBlocksToInitialize = 10000
|
||||
paddedData = np.zeros([numBlocksToInitialize,blockSize,globalNumFeatures])
|
||||
overallCounter = 0
|
||||
startTime = time.time()
|
||||
for uID in range(len(joblibPaths)):
|
||||
curSavePath = joblibPaths[uID]
|
||||
curData = joblib.load(curSavePath)['dataFrame']
|
||||
if len(curData) < minFlowsPerUser:
|
||||
continue
|
||||
#curUserName = np.unique(curData['user_hash'])[0]
|
||||
(curUserData,curUserLabel,curHits) = getChunksByUser(curData,'',blockSize,\
|
||||
parameter=parameterDict,hostDict=hostDict,sipDict=sipDict,vtDF=dict(),flagOnlyOneUser = True)
|
||||
curPaddedData = pad_sequences(curUserData, maxlen=blockSize,dtype='float32')
|
||||
if (curPaddedData.shape[0] > maxFlowsPerUser):
|
||||
curPaddedData = curPaddedData[0:maxFlowsPerUser]
|
||||
curUserLabel = list(np.array(curUserLabel)[0:maxFlowsPerUser])
|
||||
curHits = list(np.array(curHits)[0:maxFlowsPerUser])
|
||||
for i in range(len(curPaddedData)):
|
||||
trainNames.append(curSavePath)
|
||||
trainBlockLabel += curUserLabel
|
||||
trainBlockHits += curHits
|
||||
#curPaddedData = curPaddedData[:,:,featureTypeDict[useFeatureType]]
|
||||
numCurInstances = curPaddedData.shape[0]
|
||||
while overallCounter+numCurInstances > paddedData.shape[0]:
|
||||
paddedData = np.vstack([paddedData,np.zeros([numBlocksToInitialize,blockSize,globalNumFeatures])])
|
||||
paddedData[overallCounter:overallCounter+numCurInstances,:] = curPaddedData
|
||||
overallCounter += numCurInstances
|
||||
if uID % 1000 == 0:
|
||||
elapsedTime = time.time() - startTime
|
||||
startTime = time.time()
|
||||
print(str(uID+1) + ' user processed [' + str(elapsedTime) + ']')
|
||||
paddedData = paddedData[0:overallCounter]
|
||||
return (paddedData,trainBlockLabel,trainNames,trainBlockHits)
|
||||
|
||||
def loadDataSetFromJoblibPerUser(trainDirs,minFlowsPerUser = 10,numNegPerDay = 50000,
|
||||
blockSize = 10,hostDict=dict(),sipDict=dict(),
|
||||
seed =1,flagSkipNoLabelUser=False,
|
||||
vtLabelPath='',maxFlowsPerUser = 50000,
|
||||
flagReturnDomains=False):
|
||||
if vtLabelPath != '':
|
||||
vtDF = pd.read_csv(vtLabelPath,sep='\t')
|
||||
else:
|
||||
vtDF = dict()
|
||||
trainBlockLabel = []
|
||||
trainNames = []
|
||||
trainBlockHits = []
|
||||
trainBlockDomains = []
|
||||
parameterDict = dict()
|
||||
numBlocksToInitialize = 10000
|
||||
paddedData = np.zeros([numBlocksToInitialize,blockSize,globalNumFeatures])
|
||||
overallCounter = 0
|
||||
for curDirID in range(len(trainDirs)):
|
||||
curDir = trainDirs[curDirID]
|
||||
curLabelFile = curDir + 'data_label.joblib'
|
||||
labelData = joblib.load(curLabelFile)
|
||||
posIDs = np.where(np.array(labelData['label']) == 1.0)[0]
|
||||
negIDs = np.where(np.array(labelData['label']) == 0.0)[0]
|
||||
random.seed(seed)
|
||||
random.shuffle(negIDs)
|
||||
useIDs = np.concatenate([posIDs,negIDs])
|
||||
counter = 0
|
||||
negCounter = 0
|
||||
startTime = time.time()
|
||||
for uID in range(len(useIDs)):
|
||||
curID = useIDs[uID]
|
||||
curUserName = labelData['usernames'][curID]
|
||||
curSavePath = curDir + str(curUserName) + '.joblib'
|
||||
curData = joblib.load(curSavePath)['dataFrame']
|
||||
if flagSkipNoLabelUser:
|
||||
curUserLabel = np.max(curData['label'])
|
||||
if curUserLabel == -1.0:
|
||||
continue
|
||||
if len(curData) < minFlowsPerUser:
|
||||
continue
|
||||
if numNegPerDay != -1:
|
||||
if negCounter > numNegPerDay:
|
||||
break
|
||||
if flagReturnDomains:
|
||||
(curUserData,curUserLabel,curHits,curDomains) = getChunksByUser(curData,curUserName,blockSize,\
|
||||
parameter=parameterDict,hostDict=hostDict,sipDict=sipDict,vtDF=vtDF,\
|
||||
flagReturnDomains=flagReturnDomains)
|
||||
else:
|
||||
(curUserData,curUserLabel,curHits) = getChunksByUser(curData,curUserName,blockSize,\
|
||||
parameter=parameterDict,hostDict=hostDict,sipDict=sipDict,vtDF=vtDF,\
|
||||
flagReturnDomains=flagReturnDomains)
|
||||
curPaddedData = pad_sequences(curUserData, maxlen=blockSize,dtype='float32')
|
||||
if (curPaddedData.shape[0] > maxFlowsPerUser):
|
||||
curPaddedData = curPaddedData[0:maxFlowsPerUser]
|
||||
curUserLabel = list(np.array(curUserLabel)[0:maxFlowsPerUser])
|
||||
curHits = list(np.array(curHits)[0:maxFlowsPerUser])
|
||||
if 'curDomains' in locals():
|
||||
curDomains = list(np.array(curDomains)[0:maxFlowsPerUser])
|
||||
for i in range(len(curPaddedData)):
|
||||
trainNames.append(curUserName)
|
||||
trainBlockLabel += curUserLabel
|
||||
trainBlockHits += curHits
|
||||
trainBlockDomains += curDomains
|
||||
#curPaddedData = curPaddedData[:,:,featureTypeDict[useFeatureType]]
|
||||
numCurInstances = curPaddedData.shape[0]
|
||||
while overallCounter+numCurInstances > paddedData.shape[0]:
|
||||
paddedData = np.vstack([paddedData,np.zeros([numBlocksToInitialize,blockSize,globalNumFeatures])])
|
||||
paddedData[overallCounter:overallCounter+numCurInstances,:] = curPaddedData
|
||||
overallCounter += numCurInstances
|
||||
#print('num of instances: ' + str(numCurInstances))
|
||||
if (counter+1) % 1000 == 0:
|
||||
elapsedTime = time.time() - startTime
|
||||
print('processed ' + str(counter+1) + ' users of ' +\
|
||||
str(len(useIDs)) + ' with ' + str(len(curData['label'])) +\
|
||||
' flows [dir ' + str(curDirID+1) + ' of ' +\
|
||||
str(len(trainDirs)) + '] in ' + str(elapsedTime) + ' sec')
|
||||
startTime = time.time()
|
||||
if np.max(np.array(curUserLabel)) == 0.0:
|
||||
negCounter += 1
|
||||
counter+= 1
|
||||
paddedData = paddedData[0:overallCounter]
|
||||
if flagReturnDomains:
|
||||
return (paddedData,trainBlockLabel,trainNames,trainBlockHits,trainBlockDomains)
|
||||
else:
|
||||
return (paddedData,trainBlockLabel,trainNames,trainBlockHits)
|
||||
|
||||
def loadRawDataSetFromJoblibPerUser(trainDirs,numNegPerDay = 2000, seed = 1):
|
||||
dataFrameList = []
|
||||
overallCounter = 0
|
||||
from tqdm import tqdm
|
||||
for curDirID in tqdm(np.arange(len(trainDirs)), miniters=1):
|
||||
curDir = trainDirs[curDirID]
|
||||
curLabelFile = curDir + 'data_label.joblib'
|
||||
labelData = joblib.load(curLabelFile)
|
||||
posIDs = np.where(np.array(labelData['label']) == 1.0)[0]
|
||||
negIDs = np.where(np.array(labelData['label']) == 0.0)[0]
|
||||
random.seed(seed)
|
||||
random.shuffle(negIDs)
|
||||
if len(negIDs) >= numNegPerDay:
|
||||
negIDs = negIDs[0:numNegPerDay]
|
||||
useIDs = np.concatenate([posIDs,negIDs])
|
||||
for uID in range(len(useIDs)):
|
||||
curID = useIDs[uID]
|
||||
curUserName = labelData['usernames'][curID]
|
||||
curSavePath = curDir + str(curUserName) + '.joblib'
|
||||
curData = joblib.load(curSavePath)['dataFrame']
|
||||
dataFrameList.append(curData)
|
||||
overallCounter += 1
|
||||
return dataFrameList
|
||||
|
||||
|
||||
def checkDomainForSecondLevelDomain(inDomain,sldDomainDict):
|
||||
if not 'str' in str(type(inDomain)):
|
||||
return False
|
||||
splitDomain = inDomain.split('.')
|
||||
if len(splitDomain) <= 2:
|
||||
return False
|
||||
sldDomain = splitDomain[-2] + '.' + splitDomain[-1]
|
||||
if sldDomain in sldDomainDict:
|
||||
return True
|
||||
else:
|
||||
return False
|
||||
'''
|
||||
out = False
|
||||
for sldDomain in sldDomainDict:
|
||||
if inDomain.endswith(sldDomain):
|
||||
out = True
|
||||
break
|
||||
return out
|
||||
'''
|
||||
|
||||
def save_model(model,jsonPath,h5Path):
|
||||
# saving model
|
||||
json_model = model.to_json()
|
||||
open(jsonPath, 'w').write(json_model)
|
||||
# saving weights
|
||||
model.save_weights(h5Path, overwrite=True)
|
||||
|
||||
def load_model(jsonPath,h5Path):
|
||||
# loading model
|
||||
model = model_from_json(open(jsonPath).read())
|
||||
model.load_weights(h5Path)
|
||||
return model
|
||||
|
||||
|
||||
def getResultsFromSavedJoblibFile(joblibFiles,threshold=3):
|
||||
testUserScores = []
|
||||
testUserLabel = []
|
||||
testLabel = []
|
||||
testScores = []
|
||||
testNames = []
|
||||
for joblibPath in joblibFiles:
|
||||
print('process: ' + joblibPath)
|
||||
tmpJoblib = joblib.load(joblibPath)
|
||||
if 'testBlockScores' in tmpJoblib.keys():
|
||||
curTestBlockScores = tmpJoblib['testBlockScores']
|
||||
for i in range(len(curTestBlockScores)):
|
||||
if i == 0:
|
||||
curTestScores = curTestBlockScores[i]
|
||||
else:
|
||||
curTestScores = np.concatenate([curTestScores,curTestBlockScores[i]])
|
||||
curTestHits = tmpJoblib['blockHits']
|
||||
curTestHits = np.array(curTestHits)
|
||||
curTestScores = np.array(curTestScores)
|
||||
curTestLabel = np.ones([len(curTestScores),]) * -1.0
|
||||
curTestLabel[np.where(curTestHits == 0)[0]] = 0.0
|
||||
curTestLabel[np.where(curTestHits >= threshold)[0]] = 1.0
|
||||
curTestNames = tmpJoblib['testNames']
|
||||
else:
|
||||
curTestHits = tmpJoblib['testHits']
|
||||
curTestScores = tmpJoblib['testScores']
|
||||
curTestLabel = tmpJoblib['testLabel']
|
||||
curTestNames = tmpJoblib['testNames']
|
||||
|
||||
useIDs = np.where(curTestHits >= threshold)[0]
|
||||
useIDs = np.concatenate([useIDs,np.where(curTestHits == 0.0)[0]])
|
||||
# old code
|
||||
#useIDs = np.where(tmpJoblib['testLabel'] == 1.0)[0]
|
||||
#useIDs = np.concatenate([useIDs,np.where(tmpJoblib['testLabel'] == 0.0)[0]])
|
||||
curTestScoresT = curTestScores[useIDs]
|
||||
curTestLabelT = curTestLabel[useIDs]
|
||||
if len(testScores) == 0:
|
||||
testScores = curTestScoresT
|
||||
testLabel = curTestLabelT
|
||||
else:
|
||||
testScores = np.concatenate([testScores,curTestScoresT])
|
||||
testLabel = np.concatenate([testLabel,curTestLabelT])
|
||||
|
||||
if 'testBlockScores' in tmpJoblib.keys():
|
||||
tmpScores = np.array(tmpJoblib['testScores'])
|
||||
tmpHits = np.array(tmpJoblib['testHits'])
|
||||
tmpLabel = np.ones([len(tmpHits),])*-1
|
||||
tmpLabel[np.where(tmpHits == 0.0)[0]] = 0.0
|
||||
tmpLabel[np.where(tmpHits >= threshold)[0]] = 1.0
|
||||
useIDs = np.where(tmpLabel == 1.0)[0]
|
||||
useIDs = np.concatenate([useIDs,np.where(tmpLabel == 0.0)[0]])
|
||||
testUserLabel += list(np.array(tmpLabel)[useIDs])
|
||||
testUserScores += list(np.array(tmpScores)[useIDs])
|
||||
else:
|
||||
# get user label
|
||||
uniqueTestNames = list(np.unique(curTestNames))
|
||||
for testName in uniqueTestNames:
|
||||
curIDs = np.where(curTestNames == testName)[0]
|
||||
curMaxHits = np.max(curTestHits[curIDs])
|
||||
if curMaxHits > 0 and curMaxHits < threshold:
|
||||
continue
|
||||
if curMaxHits >= threshold:
|
||||
testUserLabel.append(1.0)
|
||||
else:
|
||||
testUserLabel.append(0.0)
|
||||
curScore = np.max(curTestScores[curIDs])
|
||||
testUserScores.append(curScore)
|
||||
testNames.append(testName)
|
||||
testUserScores = np.array(testUserScores)
|
||||
testUserLabel = np.array(testUserLabel)
|
||||
testNames = np.array(testNames)
|
||||
return (testUserScores,testUserLabel,testLabel,testScores,testNames)
|
||||
|
||||
def checkIfIP(host):
|
||||
ipMask = '^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$'
|
||||
if re.search(ipMask, host) is not None:
|
||||
return True
|
||||
else:
|
||||
return False
|
||||
|
||||
# GLOBAL VALUES
|
||||
numCiscoFeatures = 30
|
||||
featureTypeDict = {'neural':np.arange(4,104,1),\
|
||||
'packet':np.array([0,1,2,3]),\
|
||||
'neural+packet':np.arange(0,104,1),\
|
||||
'neural+packet+cisco':np.arange(0,104+(2*numCiscoFeatures),1),\
|
||||
'cisco':np.arange(104,104+(2*numCiscoFeatures),1)}
|
||||
|
||||
globalNumFeatures = len(featureTypeDict['neural+packet+cisco'])
|
||||
@ -1,215 +0,0 @@
|
||||
# -*- coding: utf-8 -*-
|
||||
import csv
|
||||
|
||||
import numpy as np
|
||||
from keras.layers import Dense, Activation, Embedding, Dropout, Conv1D, GlobalMaxPooling1D, Lambda
|
||||
from keras.layers import Input
|
||||
from keras.models import Model
|
||||
from keras.models import Sequential
|
||||
from tqdm import tqdm
|
||||
|
||||
|
||||
def getCiscoFeatures(curDataLine, urlSIPDict):
|
||||
numCiscoFeatures = 30
|
||||
try:
|
||||
ciscoFeatures = urlSIPDict[str(curDataLine['domain']) + str(curDataLine['server_ip'])]
|
||||
# print('cisco features: ' + str(ciscoFeatures))
|
||||
# log transform
|
||||
ciscoFeatures = np.log1p(ciscoFeatures, dtype='float32')
|
||||
# print('log transformed: ' + str(ciscoFeatures))
|
||||
return ciscoFeatures.ravel()
|
||||
except:
|
||||
return np.zeros([numCiscoFeatures, ]).ravel()
|
||||
|
||||
|
||||
def getCNNWithoutLastLayer(vocabSize, embeddingSize, input_length, filters, kernel_size,
|
||||
hidden_dims, drop_out):
|
||||
model = Sequential()
|
||||
model.add(Embedding(input_dim=vocabSize, output_dim=embeddingSize,
|
||||
input_length=input_length))
|
||||
|
||||
model.add(Conv1D(filters,
|
||||
kernel_size,
|
||||
activation='relu'))
|
||||
|
||||
# we use max pooling:
|
||||
model.add(GlobalMaxPooling1D())
|
||||
|
||||
# We add a vanilla hidden layer:
|
||||
model.add(Dense(hidden_dims))
|
||||
model.add(Dropout(drop_out))
|
||||
model.add(Activation('relu'))
|
||||
return model
|
||||
|
||||
|
||||
def getCNNWitoutLastLayerFunctional(vocabSize, embeddingSize, input_length, filters, kernel_size,
|
||||
hidden_dims, drop_out):
|
||||
a = Input(shape=(input_length,))
|
||||
embedding = Embedding(input_dim=vocabSize, output_dim=embeddingSize)(a)
|
||||
conv1 = Conv1D(filters, kernel_size, activation='relu')(embedding)
|
||||
glob = GlobalMaxPooling1D()(conv1)
|
||||
dense = Dense(hidden_dims)(glob)
|
||||
drop = Dropout(drop_out)(dense)
|
||||
model = Activation('relu')(drop)
|
||||
model = Model(a, model)
|
||||
return model
|
||||
|
||||
|
||||
def getFlowFeatureLayer(numFeatures):
|
||||
model = Sequential()
|
||||
# slpModel.add(Dense(1, input_shape=(1,)))
|
||||
model.add(Lambda(lambda x: x + 0.0, input_shape=(numFeatures,)))
|
||||
return model
|
||||
|
||||
|
||||
def createCNNDataSet(domains, label, characterDict, maxLen=40):
|
||||
# process domains in reverse order
|
||||
outFeature = np.zeros([len(domains), maxLen])
|
||||
outLabel = np.zeros([len(domains), ])
|
||||
for i in range(len(domains)):
|
||||
domain = domains[i]
|
||||
curLabel = label[i]
|
||||
curFeature = np.zeros([maxLen, ])
|
||||
# print(domain + ' ' + str(len(domain)))
|
||||
for j in range(np.min([len(domain), maxLen])):
|
||||
# print(j)
|
||||
curCharacter = domain[-j]
|
||||
if curCharacter in characterDict:
|
||||
curFeature[j] = characterDict[curCharacter]
|
||||
outFeature[i] = curFeature
|
||||
outLabel[i] = curLabel
|
||||
return (outFeature, outLabel)
|
||||
|
||||
|
||||
def getFeatureVecForDomain(domain, characterDict, maxLen=40):
|
||||
curFeature = np.zeros([maxLen, ])
|
||||
for j in range(np.min([len(domain), maxLen])):
|
||||
# print(j)
|
||||
curCharacter = domain[-j]
|
||||
if curCharacter in characterDict:
|
||||
curFeature[j] = characterDict[curCharacter]
|
||||
return curFeature
|
||||
|
||||
|
||||
def getFlowFeatures(curDataLine):
|
||||
useKeys = ['duration', 'bytes_down', 'bytes_up']
|
||||
curFeature = np.zeros([len(useKeys), ])
|
||||
for i in range(len(useKeys)):
|
||||
curKey = useKeys[i]
|
||||
try:
|
||||
curFeature[i] = np.log1p(curDataLine[curKey], dtype='float32')
|
||||
except:
|
||||
pass
|
||||
return curFeature
|
||||
|
||||
|
||||
def getChunksFromUserDataFrame(dataFrame, windowSize=10, overlapping=False,
|
||||
maxLengthInSeconds=300):
|
||||
# print('maxLength: ' + str(maxLengthInSeconds))
|
||||
maxMilliSeconds = maxLengthInSeconds * 1000
|
||||
outDomainLists = []
|
||||
outDFFrames = []
|
||||
if overlapping == False:
|
||||
numBlocks = int(np.ceil(float(len(dataFrame)) / float(windowSize)))
|
||||
userIDs = np.arange(len(dataFrame))
|
||||
for blockID in np.arange(numBlocks):
|
||||
curIDs = userIDs[(blockID * windowSize):((blockID + 1) * windowSize)]
|
||||
# print(curIDs)
|
||||
useData = dataFrame.iloc[curIDs]
|
||||
curDomains = useData['domain']
|
||||
if maxLengthInSeconds != -1:
|
||||
curMinMilliSeconds = np.min(useData['timeStamp']) + maxMilliSeconds
|
||||
underTimeOutIDs = np.where(np.array(useData['timeStamp']) <= curMinMilliSeconds)
|
||||
if len(underTimeOutIDs) != len(curIDs):
|
||||
curIDs = curIDs[underTimeOutIDs]
|
||||
useData = dataFrame.iloc[curIDs]
|
||||
curDomains = useData['domain']
|
||||
outDomainLists.append(list(curDomains))
|
||||
outDFFrames.append(useData)
|
||||
else:
|
||||
numBlocks = len(dataFrame) + 1 - windowSize
|
||||
userIDs = np.arange(len(dataFrame))
|
||||
for blockID in np.arange(numBlocks):
|
||||
curIDs = userIDs[blockID:blockID + windowSize]
|
||||
# print(curIDs)
|
||||
useData = dataFrame.iloc[curIDs]
|
||||
curDomains = useData['domain']
|
||||
if maxLengthInSeconds != -1:
|
||||
curMinMilliSeconds = np.min(useData['timeStamp']) + maxMilliSeconds
|
||||
underTimeOutIDs = np.where(np.array(useData['timeStamp']) <= curMinMilliSeconds)
|
||||
if len(underTimeOutIDs) != len(curIDs):
|
||||
curIDs = curIDs[underTimeOutIDs]
|
||||
useData = dataFrame.iloc[curIDs]
|
||||
curDomains = useData['domain']
|
||||
outDomainLists.append(list(curDomains))
|
||||
outDFFrames.append(useData)
|
||||
return (outDomainLists, outDFFrames)
|
||||
|
||||
|
||||
def createTrainData(domainLists, dfLists, charachterDict, maxLen, threshold=3,
|
||||
flagUseCiscoFeatures=False, urlSIPDIct=dict,
|
||||
windowSize=10):
|
||||
if 'hits' in dfLists[0].keys():
|
||||
hitName = 'hits'
|
||||
elif 'virusTotalHits' in dfLists[0].keys():
|
||||
hitName = 'virusTotalHits'
|
||||
numFlowFeatures = 3
|
||||
numCiscoFeatures = 30
|
||||
numFeatures = numFlowFeatures
|
||||
if flagUseCiscoFeatures:
|
||||
numFeatures += numCiscoFeatures
|
||||
outputFeatures = []
|
||||
label = []
|
||||
hits = []
|
||||
trainNames = []
|
||||
for i in range(windowSize):
|
||||
outputFeatures.append(np.zeros([len(domainLists), maxLen]))
|
||||
outputFeatures.append(np.zeros([len(domainLists), numFeatures]))
|
||||
|
||||
for i in tqdm(np.arange(len(domainLists)), miniters=10):
|
||||
curCounter = 0
|
||||
# print('len domainList: ' + str(len(domainLists[i])))
|
||||
# print('len df: ' + str(len(dfLists[i])))
|
||||
for j in range(np.min([windowSize, len(domainLists[i])])):
|
||||
outputFeatures[curCounter][i, :] = getFeatureVecForDomain(domainLists[i][j], charachterDict, maxLen)
|
||||
curCounter += 1
|
||||
if flagUseCiscoFeatures:
|
||||
outputFeatures[curCounter][i, 0:numFlowFeatures] = getFlowFeatures(dfLists[i].iloc[j])
|
||||
outputFeatures[curCounter][i, numFlowFeatures:] = getCiscoFeatures(dfLists[i].iloc[j], urlSIPDIct)
|
||||
else:
|
||||
outputFeatures[curCounter][i, :] = getFlowFeatures(dfLists[i].iloc[j])
|
||||
curCounter += 1
|
||||
curLabel = 0.0
|
||||
if np.max(dfLists[i][hitName]) >= threshold:
|
||||
curLabel = 1.0
|
||||
elif np.max(dfLists[i][hitName]) == -1:
|
||||
curLabel = -1.0
|
||||
elif np.max(dfLists[i][hitName]) > 0 and np.max(dfLists[i][hitName]) < threshold:
|
||||
curLabel = -2.0
|
||||
label.append(curLabel)
|
||||
hits.append(np.max(dfLists[i][hitName]))
|
||||
trainNames.append(np.unique(dfLists[i]['user_hash']))
|
||||
return (outputFeatures, np.array(label), np.array(hits), np.array(trainNames))
|
||||
|
||||
|
||||
def transformStringListToNumpyArray(listString):
|
||||
listString = listString.replace('[', '').replace(']', '')
|
||||
return np.array(listString.split(','), dtype='float32')
|
||||
|
||||
|
||||
def getCiscoFeatureDict(csvPathList):
|
||||
outDict = dict()
|
||||
for path in tqdm(csvPathList, miniters=1):
|
||||
fobj = open(path, 'r')
|
||||
csvReader = csv.DictReader(fobj, delimiter=',')
|
||||
for row in csvReader:
|
||||
urlSIPString = row['Domain'] + row['ServerIP']
|
||||
ciscoFeatures = row['CiscoFeature']
|
||||
outDict[urlSIPString] = transformStringListToNumpyArray(ciscoFeatures)
|
||||
# if len(outDict) % 10000 == 0:
|
||||
# print('numbers in dict: ' + str(len(outDict)))
|
||||
return outDict
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
pass
|
||||
Loading…
Reference in New Issue
Block a user