From 3571a7ad88c37eb4f6853d78a6dc9d6f1183dc21 Mon Sep 17 00:00:00 2001 From: bohops Date: Sun, 15 May 2022 16:55:16 -0400 Subject: [PATCH] Create AccCheckConsole.yml (#187) --- yml/OtherMSBinaries/AccCheckConsole.yml | 37 +++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 yml/OtherMSBinaries/AccCheckConsole.yml diff --git a/yml/OtherMSBinaries/AccCheckConsole.yml b/yml/OtherMSBinaries/AccCheckConsole.yml new file mode 100644 index 0000000..6c21705 --- /dev/null +++ b/yml/OtherMSBinaries/AccCheckConsole.yml @@ -0,0 +1,37 @@ +--- +Name: AccCheckConsole.exe +Description: Verifies UI accessibility requirements +Author: 'bohops' +Created: 2022-01-02 +Commands: + - Command: AccCheckConsole.exe -window "Untitled - Notepad" C:\path\to\your\lolbas.dll + Description: Load a managed DLL in the context of AccCheckConsole.exe. The -window switch value can be set to an arbitrary active window name. + Usecase: Local execution of managed code from assembly DLL. + Category: Execute + Privileges: User + MitreID: T1218 + OperatingSystem: Windows + - Command: AccCheckConsole.exe -window "Untitled - Notepad" C:\path\to\your\lolbas.dll + Description: Load a managed DLL in the context of AccCheckConsole.exe. The -window switch value can be set to an arbitrary active window name. + Usecase: Local execution of managed code to bypass AppLocker. + Category: AWL Bypass + Privileges: User + MitreID: T1218 + OperatingSystem: Windows +Full_Path: + - Path: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22000.0\x86\AccChecker\AccCheckConsole.exe + - Path: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22000.0\x64\AccChecker\AccCheckConsole.exe + - Path: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22000.0\arm\AccChecker\AccCheckConsole.exe + - Path: C:\Program Files (x86)\Windows Kits\10\bin\10.0.22000.0\arm64\AccChecker\AccCheckConsole.exe +Code_Sample: + - Code: https://docs.microsoft.com/en-us/windows/win32/winauto/custom-verification-routines +Detection: + - IOC: Sysmon Event ID 1 - Process Creation + - Analysis: https://gist.github.com/bohops/2444129419c8acf837aedda5f0e7f340 +Resources: + - Link: https://gist.github.com/bohops/2444129419c8acf837aedda5f0e7f340 + - Link: https://twitter.com/bohops/status/1477717351017680899 +Acknowledgement: + - Person: Jimmy + Handle: '@bohops' +---