@port139 Blog

基本的にはデジタル・フォレンジックの技術について取り扱っていますが、記載内容には高確率で誤りが含まれる可能性があります。

NTFS $LogFile and ObjectID

Note:I translated Japanese into English using Google Translate.
Thank you, Google. 

Check the record of $LogFile when setting ObjectID.
E: drive used for verification is newly formatted with NTFS.

Copy the sample JPEG file to the E drive. This file does not have an ObjectID..

f:id:hideakii:20180902125431p:plain

f:id:hideakii:20180902125704p:plain

Using the fsutil command, create an ObjectID.

f:id:hideakii:20180902130013p:plain

Check the contents of the FILE record with Autopsy. The FILE record number of the sample image file is 40.

f:id:hideakii:20180902131731p:plain

Parse $LogFile.

f:id:hideakii:20180902131418p:plain

See the parse result.

f:id:hideakii:20180902134109p:plain

f:id:hideakii:20180902134214p:plain

Delete the ObjectID and check $LogFile.

f:id:hideakii:20180902134454p:plain

You can confirm that the ObjectID was deleted with DeleteAttribute.

f:id:hideakii:20180902135158p:plain

Create ObjectID again. Different ObjectIDs were created.

f:id:hideakii:20180902135458p:plain

In the parsing result of $LogFile, check the current value and the previous value.

f:id:hideakii:20180902141301p:plain

f:id:hideakii:20180902140949p:plain

 

 

Verification environment: Windows 10 1083

Reference URL:

GitHub - jschicht/LogFileParser: Parser for $LogFile on NTFS

 

f:id:hideakii:20180902124822j:plain