Name: VisualUiaVerifyNative.exe Description: A Windows SDK binary for manual and automated testing of Microsoft UI Automation implementation and controls. Author: Jimmy (@bohops) Created: 2021-09-26 Commands: - Command: VisualUiaVerifyNative.exe Description: Generate Serialized gadget and save to - C:\Users\[current user]\AppData\Roaminguiverify.config before executing. Usecase: Execute proxied payload with Microsoft signed binary to bypass WDAC policies Category: AWL Bypass Privileges: User MitreID: T1218 OperatingSystem: Windows 10 2004 (likely previous and newer versions as well) Full_Path: - Path: c:\Program Files (x86)\Windows Kits\10\bin\[SDK version]\arm64\UIAVerify\VisualUiaVerifyNative.exe - Path: c:\Program Files (x86)\Windows Kits\10\bin\[SDK version]\x64\UIAVerify\VisualUiaVerifyNative.exe - Path: c:\Program Files (x86)\Windows Kits\10\bin\[SDK version]\UIAVerify\VisualUiaVerifyNative.exe Code_Sample: - Code: Detection: - BlockRule: https://docs.microsoft.com/en-us/windows/security/threat-protection/windows-defender-application-control/microsoft-recommended-block-rules - Sigma: https://github.com/SigmaHQ/sigma/blob/6b34764215b0e97e32cbc4c6325fc933d2695c3a/rules/windows/process_creation/proc_creation_win_lolbin_visualuiaverifynative.yml - IOC: As a Windows SDK binary, execution on a system may be suspicious Resources: - Link: https://bohops.com/2020/10/15/exploring-the-wdac-microsoft-recommended-block-rules-visualuiaverifynative/ - Link: https://github.com/MicrosoftDocs/windows-itpro-docs/commit/937db704b9148e9cee7c7010cad4d00ce9c4fdad Acknowledgement: - Person: Lee Christensen Handle: '@tifkin' - Person: Jimmy Handle: '@bohops'