Virus.BAT.Gray.705 is a false threat displayed by Windows Security Suite warning messages. The complete message states:

Warning! Your computer is infected
Warning! Spyware found!
Detected: Spyware
File Name: exec.sys
Name: Virus.BAT.Gray.705
This is a dangerous nonmemory resident BAT infector. It writes itself to the end of C:\AUTOEXEC.BAT file

Alias: Windows Security Suite

Damage Level: Low

Systems Affected: Windows

Screenshot

virus-batgary-705