TEMP91.EXE is Trojan Downloader

We checked up the file TEMP91.EXE and found it hazardous.
The file TEMP91.EXE must be deleted from the system immediately.
Kill the process TEMP91.EXE and remove TEMP91.EXE from the Windows startup.

Malware Analysis of TEMP91.EXE
Full path on a computer: %WINDIR%\TEMP\TEMP91.EXE

How to quickly detect TEMP91.EXE presence?

Files:

• %WINDIR%\TEMP\TEMP91.EXE