Backdoor.Mirafox is one of the dangerous backdoor infection that will cause to huge security breach into your system. With the help of Backdoor.Mirafox backdoor infection, remote hackers can enter into the system without your permission. They can trace your system and your activities performed on it. It can open additional port on your system to control your system remotely without your permission. It is very harmful for your confidential information and other personal data. So this infection must be removed from the system. It is very much severe and can crash your system.