2022-05-15 22:55:16 +02:00
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Name: AccCheckConsole.exe
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Description: Verifies UI accessibility requirements
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Author: 'bohops'
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Created: 2022-01-02
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Commands:
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- Command: AccCheckConsole.exe -window "Untitled - Notepad" C:\path\to\your\lolbas.dll
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Description: Load a managed DLL in the context of AccCheckConsole.exe. The -window switch value can be set to an arbitrary active window name.
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Usecase: Local execution of managed code from assembly DLL.
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Category: Execute
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Privileges: User
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MitreID: T1218
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OperatingSystem: Windows
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- Command: AccCheckConsole.exe -window "Untitled - Notepad" C:\path\to\your\lolbas.dll
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Description: Load a managed DLL in the context of AccCheckConsole.exe. The -window switch value can be set to an arbitrary active window name.
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Usecase: Local execution of managed code to bypass AppLocker.
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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
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Full_Path:
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- Path: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22000.0\x86\AccChecker\AccCheckConsole.exe
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- Path: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22000.0\x64\AccChecker\AccCheckConsole.exe
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- Path: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22000.0\arm\AccChecker\AccCheckConsole.exe
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- Path: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22000.0\arm64\AccChecker\AccCheckConsole.exe
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Code_Sample:
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- Code: https://docs.microsoft.com/en-us/windows/win32/winauto/custom-verification-routines
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Detection:
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2022-12-29 15:51:15 +01:00
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- Sigma: https://github.com/SigmaHQ/sigma/blob/19396788dbedc57249a46efed2bb1927abc376d4/rules/windows/process_creation/proc_creation_win_lolbin_susp_acccheckconsole.yml
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2022-05-15 22:55:16 +02:00
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- IOC: Sysmon Event ID 1 - Process Creation
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- Analysis: https://gist.github.com/bohops/2444129419c8acf837aedda5f0e7f340
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Resources:
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- Link: https://gist.github.com/bohops/2444129419c8acf837aedda5f0e7f340
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- Link: https://twitter.com/bohops/status/1477717351017680899
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Acknowledgement:
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- Person: Jimmy
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Handle: '@bohops'
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