LOLBAS/OSBinaries/Installutil.md

InstallUtil.exe

• Functions: Execute

InstallUtil.exe /logfile= /LogToConsole=false /U AllTheThings.dll

Acknowledgements:

• Casey Smith - @subtee

Code sample:

• AllTheThingsX64.dll[1]
• AllTheThingsX32.dll[1]

Resources:

• https://pentestlab.blog/2017/05/08/applocker-bypass-installutil/
• https://evi1cg.me/archives/AppLocker_Bypass_Techniques.html#menu_index_12
• http://subt0x10.blogspot.no/2017/09/banned-file-execution-via.html
• https://github.com/redcanaryco/atomic-red-team/blob/master/Windows/Execution/InstallUtil.md
• https://www.blackhillsinfosec.com/powershell-without-powershell-how-to-bypass-application-whitelisting-environment-restrictions-av/
• https://oddvar.moe/2017/12/13/applocker-case-study-how-insecure-is-it-really-part-1/

Full path:

C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe

Notes: [1]Code sample linked to Red Canary - Atomic Red Team