I have tried thousands of times to remove this Trojan Horse Back Door.generic122.BQZD using my anti-virus program. But all I have done were totally in ruin. It can be back all the time after I finished the removal and restarted the computer. I’m really going to be mad about this stuff now. Why my security protection tool didn’t work? And my computer will never get rid of this Trojan forever?

Brief Introduction About this Trojan

Trojan Horse Back Door.generic122.BQZD, seeing from its name, definitely, it belongs to Trojan, no one will doubt it. As it is a Trojan, many worldwide famous anti-virus softwares can detect it for you if you keep one of them in your computer. But it doesn’t mean those softwares can protect your computer all the time from being infected by various threats. Trojan, as many people have confirmed, it is a tricky threat for computers which can hide deeply in hard drive, and changes its path all the time, what’s worse, it can self-update once the computer connect to the Internet. Therefore, after the update, the situation of the infected computer can be more complicated.

Once this Trojan invades into the innocent computer, many damages it can cause to computer. The first thing it does is to disable the anti-virus software. The reason why it prohibits the program is simple, as people can easily be guided to remove virus in protection tools, so to avoid being deleted by safeguard of the computer, this vicious Trojan will stop the process of the protection tool, and will not allow it to update its virus library every day. After that, it can stay in the hard drive as long as it can. Also, even if it can be detected by anti-virus program, due to its trait, many files can be infected and that is a great work for anti-virus software to handle. Unfortunately, protection tool can’t do a perfect work about that for you. Trojan can hide deeply in system files and adhere itself with those key files, which misleads the security program to think those files don’t have relationships with the Trojan. Trojan has a specific character, that’s it can self-reproduce in the computer. Once it comes to the computer, it will create many branches for itself. And that’s why anti-virus program can’t delete them completely for you.

Trojan does great harm to computer system. First, your system registry can be modified by it without your consent, and many your system files will be lost. Within the lost of those files, computer can suffer from many errors during the work. Computer can be slower than before, some of the basic functions can not be used for some unknown reasons. Blue screen death can suddenly come to you when you are working or doing something important on the infected computer. For those victims, their personal information which have already saved in those infected computers will not be safe. Cyber criminals can access to the infected computer freely with the help of this Trojan Horse Back Door.generic122.BQZD. What’s worse, computer can be infected by more other threats with this Trojan, it can make a shortcut for other malicious things to come to your computer easily.

Some Traits about This Trojan

-Can slow down the performance of the computer, or even blue screen.
-Can create many junk files which occupy a lot of space in hard drive
-Can download other malicious programs into computer, which make further damage.
-Your sensitive information can be stolen by hacker who can access to your computer with the help of this Trojan.

NOTE: If you find any of these symptoms on your computer, that proves your PC is under attack and seriously infected. If you are not a computer savvy,Please contact YooSecurity Online PC Experts to remove this Trojan Horse Back Door.generic122.BQZD for you.

Manual Removal Guide of Trojan (For Computer Literate)

There is a removal guide of Trojan provided here; however, expertise is required during the process of removal, please make sure you are capable to do it by yourself.
Step 1: Find Ctrl, Alt, and Delete these 3 keys and then press them together to open task manager to end the process related to this Trojan, the name of the process of it is random.
XP task manager

Step 2: Try to find Folder Options in Control Panel, select the View tab, and then tick Show hidden files and folders and non-tick Hide protected operating system files (Recommended) and then click OK.

Step 3: Try to find the files which relate to this Trojan, and delete them all.
Step 4: Click on Start button or press Win+R, then type regedit in the box to open Registry Editor, after that, try to find
C:\Users\profile name here\AppData\
Similar video guide to modify Windows registry:


Trojan Horse Back Door.generic122.BQZD is a malicious Trojan which does tremendous damage to computer. As soon as it infiltrate into the computer, the registry can be changed automatically, many key files can be deleted or hidden by this Trojan, that causes many fatal errors to the computer, blue screen for no reason can be seen continuously. The longer it stays in your computer, the worse your computer’s status can be. Without any doubt, computer can perform more slowly than before, and the hard drive will be flooded with useless files. Just what have mentioned above, other malwares such as browser hijacker, ransomware or some other threat will come to the computer if you don’t remove this Trojan as soon as you can.

Suggestion: To follow removal guide that mentioned above, a level of computer knowledge is needed. Still can’t get out of this Trojan? Contact online experts for help now!

Published by Tony Shepherd & last updated on December 23, 2013 12:59 pm

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