This file is a harmful and undesirable program. Probably virus. It's recommended to delete it.
What is BIOS1.EXE Windows startup process
File name: BIOS1.EXE
Program name: BIOS1
Description: OPASERV.T WORM
Information added by: izno at 03 August 2008
Hint: If bios1.exe file is a virus or trojan, we recommend to use a antivirus software or registry cleaner.
We are presenting list of Windows processes, startup files.
Name of BIOS1.EXE is BIOS1. Some of them are viruses, so you should use a antivirus program.