.. /OpenConsole.exe

Star

Paths:

• C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\Common7\IDE\CommonExtensions\Microsoft\Terminal\ServiceHub\os64\OpenConsole.exe
• C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\Common7\IDE\CommonExtensions\Microsoft\Terminal\ServiceHub\os86\OpenConsole.exe
• C:\Program Files\Microsoft Visual Studio\2022\Community\Common7\IDE\CommonExtensions\Microsoft\Terminal\ServiceHub\os64\OpenConsole.exe
• C:\Program Files\WindowsApps\Microsoft.WindowsTerminal_1.18.10301.0_x64__8wekyb3d8bbwe\OpenConsole.exe

Resources:

• https://twitter.com/nas_bench/status/1537563834478645252

Acknowledgements:

• Nasreddine Bencherchali (@nas_bench)

Detections:

• IOC: OpenConsole.exe spawning unexpected processes
• Sigma: https://github.com/SigmaHQ/sigma/blob/9e0ef7251b075f15e7abafbbec16d3230c5fa477/rules/windows/process_creation/proc_creation_win_lolbin_openconsole.yml

Execute

1. Execute specified process with OpenConsole.exe as parent process

   OpenConsole.exe {PATH:.exe}

   Use case

   Use OpenConsole.exe as a proxy binary to evade defensive counter-measures

   Privileges required

   User

   Operating systems

   Windows 10, Windows 11

   ATT&CK® technique

   T1202

   Tags

   Execute: EXE