The katmouses.dll is a Shell Hook.
This file is part of KatMouse. It’s a hidden file. Katmouses.dll is usually located in the %PROGRAM_FILES% sub-folder and its usual size is 44,032 bytes.
The katmouses.dll process is safe, and you can safely disable it.
Process: Shell HookPart Of: KatMouseCommon path(s): subfolder in %PROGRAM_FILES%Keywords(s): hiddenFilesize(s): 44,032 bytes, 32,768 bytes