Virus.Bat.Evilstart.A is not a very dangerous trojan on Microsoft Windows. It has many names, such as BAT.CmdFlood.A or Hoax.Bat.Starter. It opens too many Command Prompt windows and it will crash the user's PC and give the user's computer a Blue Screen of Death. This trojan can bypass many antiviruses, such as MalwareBytes, Microsoft Security Essentials, Norton, McAfee and many more.