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176 lines
8.9 KiB
Python
Executable File
176 lines
8.9 KiB
Python
Executable File
"""
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Autopsy Forensic Browser
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Copyright 2016-17 Basis Technology Corp.
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Contact: carrier <at> sleuthkit <dot> org
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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"""
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from java.io import File
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from java.io import IOException
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from java.lang import Class
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from java.lang import ClassNotFoundException
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from java.lang import String
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from java.sql import Connection
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from java.sql import DriverManager
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from java.sql import ResultSet
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from java.sql import SQLException
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from java.sql import Statement
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from java.util.logging import Level
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from java.util import ArrayList
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from org.sleuthkit.autopsy.casemodule import Case
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from org.sleuthkit.autopsy.casemodule.services import Blackboard
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from org.sleuthkit.autopsy.casemodule.services import FileManager
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from org.sleuthkit.autopsy.coreutils import Logger
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from org.sleuthkit.autopsy.coreutils import MessageNotifyUtil
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from org.sleuthkit.autopsy.datamodel import ContentUtils
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from org.sleuthkit.autopsy.ingest import IngestJobContext
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from org.sleuthkit.autopsy.ingest import IngestServices
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from org.sleuthkit.autopsy.ingest import ModuleDataEvent
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from org.sleuthkit.datamodel import AbstractFile
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from org.sleuthkit.datamodel import BlackboardArtifact
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from org.sleuthkit.datamodel import BlackboardAttribute
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from org.sleuthkit.datamodel.BlackboardAttribute import ATTRIBUTE_TYPE
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from org.sleuthkit.datamodel import Content
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from org.sleuthkit.datamodel import TskCoreException
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from org.sleuthkit.datamodel import Account
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from org.sleuthkit.datamodel import Relationship
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import traceback
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import general
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deviceAccountInstance = None
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"""
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Locates a variety of different call log databases, parses them, and populates the blackboard.
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"""
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class CallLogAnalyzer(general.AndroidComponentAnalyzer):
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def __init__(self):
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self._logger = Logger.getLogger(self.__class__.__name__)
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# the names of tables that potentially hold call logs in the dbs
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_tableNames = ["calls", "logs"]
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class CallDirection:
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def __init__(self, type, displayName):
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self.type = type
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self.displayName = displayName
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def getDisplayName(self):
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return self.displayName
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INCOMING = CallDirection(1, "Incoming")
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OUTGOING = CallDirection(2, "Outgoing")
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MISSED = CallDirection(3, "Missed")
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@staticmethod
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def fromType(t):
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return {
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1: CallLogAnalyzer.INCOMING,
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2: CallLogAnalyzer.OUTGOING,
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3: CallLogAnalyzer.MISSED
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}.get(t, None)
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def analyze(self, dataSource, fileManager, context):
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try:
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absFiles = fileManager.findFiles(dataSource, "logs.db")
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absFiles.addAll(fileManager.findFiles(dataSource, "contacts.db"))
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absFiles.addAll(fileManager.findFiles(dataSource, "contacts2.db"))
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for abstractFile in absFiles:
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try:
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file = File(Case.getCurrentCase().getTempDirectory(), str(abstractFile.getId()) + abstractFile.getName())
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ContentUtils.writeToFile(abstractFile, file, context.dataSourceIngestIsCancelled)
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self.__findCallLogsInDB(file.toString(), abstractFile, dataSource)
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except IOException as ex:
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self._logger.log(Level.SEVERE, "Error writing temporary call log db to disk", ex)
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self._logger.log(Level.SEVERE, traceback.format_exc())
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except TskCoreException as ex:
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self._logger.log(Level.SEVERE, "Error finding call logs", ex)
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self._logger.log(Level.SEVERE, traceback.format_exc())
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def __findCallLogsInDB(self, databasePath, abstractFile, dataSource):
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if not databasePath:
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return
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bbartifacts = list()
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try:
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connection = DriverManager.getConnection("jdbc:sqlite:" + databasePath)
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statement = connection.createStatement()
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# Create a 'Device' account using the data source device id
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datasourceObjId = dataSource.getDataSource().getId()
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ds = Case.getCurrentCase().getSleuthkitCase().getDataSource(datasourceObjId)
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deviceID = ds.getDeviceId()
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deviceAccountInstance = Case.getCurrentCase().getSleuthkitCase().getCommunicationsManager().createAccountFileInstance(Account.Type.DEVICE, deviceID, general.MODULE_NAME, abstractFile)
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for tableName in CallLogAnalyzer._tableNames:
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try:
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resultSet = statement.executeQuery("SELECT number, date, duration, type, name FROM " + tableName + " ORDER BY date DESC;")
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self._logger.log(Level.INFO, "Reading call log from table {0} in db {1}", [tableName, databasePath])
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while resultSet.next():
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date = resultSet.getLong("date") / 1000
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direction = CallLogAnalyzer.fromType(resultSet.getInt("type"))
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directionString = direction.getDisplayName() if direction is not None else ""
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number = resultSet.getString("number")
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duration = resultSet.getLong("duration") # duration of call is in seconds
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name = resultSet.getString("name") # name of person dialed or called. None if unregistered
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try:
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attributes = ArrayList()
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artifact = abstractFile.newArtifact(BlackboardArtifact.ARTIFACT_TYPE.TSK_CALLLOG) # create a call log and then add attributes from result set.
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if direction == CallLogAnalyzer.OUTGOING:
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attributes.add(BlackboardAttribute(ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_TO, general.MODULE_NAME, number))
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else: # Covers INCOMING and MISSED
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attributes.add(BlackboardAttribute(ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_FROM, general.MODULE_NAME, number))
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attributes.add(BlackboardAttribute(ATTRIBUTE_TYPE.TSK_DATETIME_START, general.MODULE_NAME, date))
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attributes.add(BlackboardAttribute(ATTRIBUTE_TYPE.TSK_DATETIME_END, general.MODULE_NAME, duration + date))
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attributes.add(BlackboardAttribute(ATTRIBUTE_TYPE.TSK_DIRECTION, general.MODULE_NAME, directionString))
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attributes.add(BlackboardAttribute(ATTRIBUTE_TYPE.TSK_NAME, general.MODULE_NAME, name))
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artifact.addAttributes(attributes)
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# Create an account
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calllogAccountInstance = Case.getCurrentCase().getSleuthkitCase().getCommunicationsManager().createAccountFileInstance(Account.Type.PHONE, number, general.MODULE_NAME, abstractFile);
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# create relationship between accounts
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Case.getCurrentCase().getSleuthkitCase().getCommunicationsManager().addRelationships(deviceAccountInstance, [calllogAccountInstance], artifact, Relationship.Type.CALL_LOG, date);
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bbartifacts.append(artifact)
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try:
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# index the artifact for keyword search
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blackboard = Case.getCurrentCase().getServices().getBlackboard()
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blackboard.indexArtifact(artifact)
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except Blackboard.BlackboardException as ex:
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self._logger.log(Level.SEVERE, "Unable to index blackboard artifact " + artifact.getArtifactID(), ex)
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self._logger.log(Level.SEVERE, traceback.format_exc())
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MessageNotifyUtil.Notify.error("Failed to index call log artifact for keyword search.", artifact.getDisplayName())
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except TskCoreException as ex:
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self._logger.log(Level.SEVERE, "Error posting call log record to the blackboard", ex)
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self._logger.log(Level.SEVERE, traceback.format_exc())
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except SQLException as ex:
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self._logger.log(Level.WARNING, String.format("Could not read table %s in db %s", tableName, databasePath), ex)
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except SQLException as ex:
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self._logger.log(Level.SEVERE, "Could not parse call log; error connecting to db " + databasePath, ex)
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self._logger.log(Level.SEVERE, traceback.format_exc())
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finally:
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if bbartifacts:
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IngestServices.getInstance().fireModuleDataEvent(ModuleDataEvent(general.MODULE_NAME, BlackboardArtifact.ARTIFACT_TYPE.TSK_CALLLOG, bbartifacts))
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