This is a description of a keystroke logger that specifically targets processes related to the Remote Desktop Protocol (RDP). It works by using a low-level keyboard input hook, which enables it to capture keystrokes in specific contexts such as mstsc.exe and CredentialUIBroker.exe.

Use mstsc-windows to access remote desktops across the LAN | 使用windows 远程协助跨局域网访问远程桌面