Win32.AntivirusHijack is a backdoor Trojan pest that has the ability to enter your computer system without being detected and, of course, without your permission.  It will enter pretending to be a useful and safe file but when opened it will infect your computer.  Then it will allow another intruder to enter and take over your computer.  This intruder will be able to steal passwords and logins, change or delete files and run applications.  Removal of this malicious program should be sought as soon as possible to protect your own security.

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