Evaluating A Selection of Tools for Extraction of Forensic Data: Disk ...

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Partition Setup: Log highlights: Results by assertion: FTK Imager 2.9.0.1385 (Release Date: 8 th , Apr 2010) /dev/sda: DCO not set Device Start End #Sectors File System /dev/sda1 63 41945714 41945652 HPFS/NTFS /dev/sda2 4192965 156296384 152103420 Extended /dev/sda5 4193028 6297479 2104452 FAT32 /dev/sda6 6297543 10490444 4192902 FAT16 /dev/sda7 10490508 12594959 1052226 Ext2 /dev/sda8 12595023 14699474 2104452 Ext3 /dev/sda9 14699538 18892439 4192902 HPFS/NTFS /dev/sda10 18892503 19149479 256977 Swap unallocated 19149480 156296384 137146905 Empty Created By AccessData® FTK® Imager 2.9.0.1385 100406 Bytes per Sector: 512 Sector Count: 4,192,902 Source data size: 2047 MB Sector count: 4192902 MD5 checksum: cbf8f802e41c7ddbfb0afeaa5c7d0de0 SHA1 checksum: fa59e48af260bcd9e874286b0e1026f03b461220 Acquisition started: Tue Aug 03 00:18:22 2010 Acquisition finished: Tue Aug 03 00:19:53 2010 Segment list: D:\Images\Test009-Verify_Image_Fat16.001 D:\Images\Test009-Verify_Image_Fat16.002 Verification started: Tue Aug 03 00:19:56 2010 Verification finished: Tue Aug 03 00:20:53 2010 MD5 checksum: cbf8f802e41c7ddbfb0afeaa5c7d0de0 : verified SHA1 checksum: fa59e48af260bcd9e874286b0e1026f03b461220 : verified AFR-03 PASSED ALOG-01 PASSED AIC-06 PASSED ALOG-02 PASSED ALOG-03 PASSED Analysis: Test achieved the expected Result. Source hashes match verification hashes. 185
1.19 TC-10-CorruptImage FTK Imager 2.9.0.1385 (Release Date: 8 th , Apr 2010) Test Case TC-10-CorruptImage (FTK Imager 2.9.0.1385) Test & Case Summary: Try verifying a corrupted image Notes: The image of FAT32 partition. Assertion: AFR-03 The tool operates in an execution environment AIC-06 If the image file integrity check is selected, the tool shall report to the user the image file has not been changed if the image file has not been changed. AIC-07 If the image file integrity check is selected, the tool shall report to the user the image file has been changed if the image file has been changed. AIC-08 If the image file integrity check is selected, the tool shall report to the user the image file has been changed and the involved location if the image file has been changed. ALOG-01 If the tool logs any information regarding to the acquisition, the information is accurately logged in the log file. ALOG-02 The tool display correct information about the acquisition to the user. ALOG-03 The tool display correct information regarding to the acquisition to the user and the information displayed is Source Device: Drive Setup: Partition Setup: Log highlights: consistent with the log file if the log file function is supported Drive Model: ST380811 AS (80GB) Serial Number: 6PS2CA4Z Sector count: 156,296,385 Write blocker: N/A Source image hashes MD5 checksum: 2c22fded78dc8ccc2c935944883a2e1b SHA1 checksum: 10eaa99a609cd8d215c9dc5a68f46e2e0d5c68c5 Total sectors: 2104452 (1027MB) Address: Offset 35df5f70h Column 8 change byte from 43 to 42 /dev/sda: current max LBA: 156,296,385 /dev/sda: native max LBA: 156,296,385 /dev/sda: physical max LBA: 156,296,385 /dev/sda: HPA not set /dev/sda: DCO not set Device Start End #Sectors File System /dev/sda1 63 41945714 41945652 HPFS/NTFS /dev/sda2 4192965 156296384 152103420 Extended /dev/sda5 /dev/sda6 4193028 6297543 6297479 10490444 2104452 4192902 FAT32 FAT16 /dev/sda7 10490508 12594959 1052226 Ext2 /dev/sda8 12595023 14699474 2104452 Ext3 /dev/sda9 14699538 18892439 4192902 HPFS/NTFS /dev/sda10 18892503 19149479 256977 Swap unallocated 19149480 156296384 137146905 Empty Created By AccessData® FTK® Imager 2.9.0.1385 100406 Notes: Acquire FAT32 partition only (sector first from 4193028 to 6297479. total: 2104452). 186
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Evaluating A Selection of Tools for
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Acknowledgements This thesis has be
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imaging data when building disk ima
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2.3.3.1 dcfldd ....................
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4.3 Research Analysis .............
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List of Tables Table 2.1: Existing
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AI Access Interface AM Access Metho
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SWGDE Scientific Working Group on D
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NetIntercept Network monitoring and
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The aim of this chapter is to provi
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producing unreliable results. Extra
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1.4 CONCLUSION Chapter 1 is concern
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forensic software EnCase and Sleuth
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2.1.2 Investigative Processes And S
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Preparation Collection Examination
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13 Investigative Process Model (Fre
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eaders to have better understanding
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text or hexadecimal format (Adopted
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3. Duplicability and Modifiability
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oth original and duplicate copy of
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Apache web server and Microsoft Int
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forensic tools, process or procedur
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Guo et al. (2009) have proposed a f
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Table 2.4 Mandatory features of Dis
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2.3.3.2 dc3dd Dc3dd is another enha
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area to backup their Proprietary so
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Also, MBR disks only support four p
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Table 2.6 Functionalities of Disk I
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for digital investigation to identi
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studies and discussions, the requir
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answered. Details of data collectio
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experts will be used to narrow down
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anomalies are analysed to identify
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esulting acceptance spectrum can be
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Figure 3.5. Process of evaluation c
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Stage 1 Understand the discipline o
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Testing requirements Selected disk
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Phase 1 Select the software disk im
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connected to the computer using a P
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When the acquired images are saved
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3.4.3 Data Analysis Methods GA is a
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There are many other types of hardw
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Main Research Question Sub Question
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4.1 VARIARTIONS IN RESEARCH SPECIFI
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4.2.1 Testing Environment Two execu
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Using program HDAT2, HPA and DCO ar
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4.2.2.3 TC-03: Acquiring A Hard Dri
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Table 4.7 TC-06 Result Summary Test
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FTK Imager successfully verified th
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Assertions AHS01-03 AFR01-03 AFR01-
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Helix 3 pro was unable to recover t
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Helix 3 Pro was not able to read th
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The method of data analysis is desc
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4.4 PRESENTATION OF FINDINGS A summ
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Pass Rates (%) 100.00% 90.00% 80.00
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Pass Rate (%) 100.00% 90.00% 80.00%
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5.0 INTRODUCTION Chapter 5 Discussi
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tools. For instance, the test case
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their latest FTK Imager release not
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information of the total number of
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Helix 3 Pro presented some usabilit
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Software support is minimum and the
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2.2.4, forensic software validation
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elease version mounts file systems
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and TC-18, AIR has outperformed oth
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6.0 INTRODUCTION Chapter 6 Conclusi
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inconsistent with what is stated in
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eginning of and the end of the disk
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6.4 CONCLUSION The main objective o
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Beebe, N. L., & Clark, J. G. (2005)
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Erbacher, R. F. (2010). Validation
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Kunda, D., & Brooks, L. (1999). App
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Payne, C. (2002). On the Security o
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Smith, R. (2009). Make the most of
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Cases Daubert v. Merrell Dow Pharma
Page 151 and 152: Appendix 2 - Testing requirements 1
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Page 155 and 156: Test Cases Description Assertions f
Page 157 and 158: Assertions for Fundamental Requirem
Page 159 and 160: TSP-AIC-10 TSP-AIC-11 image file fo
Page 161 and 162: 4.1 Drive Reset (Common in most Tes
Page 163 and 164: This procedure outlines the process
Page 165 and 166: 7. Keep setting “noerror, sync”
Page 167 and 168: Appendix 6 - Gap Analysis Matrix 15
Page 169 and 170: Image Creation (IC) Function Requir
Page 171 and 172: Appendix 7 - Disk Imaging Tools Tes
Page 173 and 174: FTK Imager 2.9.0.1385 (Release Date
Page 177 and 178: Source Device: Drive Setup: Log hig
Page 179 and 180: Log highlights: Results by assertio
Page 181 and 182: 1.6 TC-02-FAT16 FTK Imager 2.9.0.13
Page 183 and 184: Source Device: Drive Setup: Partiti
Page 187 and 188: 1.10 TC-02-HFS+ FTK Imager 2.9.0.13
Page 191 and 192: 1.12 TC-03-DCO FTK Imager 2.9.0.138
Page 193 and 194: 1.13 TC-05-DD FTK Imager 2.9.0.1385
Page 195 and 196: 1.14 TC-05-Smart FTK Imager 2.9.0.1
Page 199 and 200: Drive Setup: Log highlights: Result
Page 201: Results by assertion: FTK Imager 2.
Page 205 and 206: Results by assertion: FTK Imager 2.
Page 207 and 208: 1.21 TC-11-E01_Smart FTK Imager 2.9
Page 213 and 214: 1.25 TC-11-Smart_E01 FTK Imager 2.9
Page 219 and 220: Results by assertion: FTK Imager 2.
Page 221 and 222: Results by assertion: verified FTK
Page 227 and 228: Helix3 Pro R3 (Release Date: 30 th
Page 229 and 230: Results by assertion: Helix3 Pro R3
Page 231 and 232: 2.3. TC-02-NTFS Helix3 Pro R3 (Rele
Page 235 and 236: Device: Serial Number: 6PS2CA4Z Sec
Page 237 and 238: Partition Table: Log highlights: Re
Page 241 and 242: Results by assertion: Helix3 Pro R3
Page 245 and 246: 2.11. TC-03-DCO Helix3 Pro R3 (Rele
Page 247 and 248: 2.12. TC-05-EnCase6 Helix3 Pro R3 (
Page 249 and 250: 2.13. TC-06-UNC Helix3 Pro R3 (Rele
Page 251 and 252: 2.14. TC-07-InsufficientSpace & TC-
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Helix3 Pro R3 (Release Date: 30 th
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Source Device: Drive Setup: Partiti
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Results by assertion: Helix3 Pro R3
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Results by assertion: Helix3 Pro R3
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Drive Setup: Partition Table (GPT d
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AIR 2.0.0 (Release Date: 17th, Feb
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Log highlights: Results by assertio
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3.3. TC-02-NTFS Test Case TC-02-NTF
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3.4. TC-02-Ext2 AIR 2.0.0 (Release
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3.5. TC-02-Ext3 AIR 2.0.0 (Release
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3.6. TC-02-FAT16 Test Case TC-02-FA
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Results by assertion: AIR 2.0.0 (Re
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Log highlights: Results by assertio
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3.17. TC-13 Overlapping Partitions
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Partition Table: Log highlights: Re
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3.21. TC-16-02 Acquire a GPT disk A
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Partition Table: Log highlights: Re
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