TrojanDownloader:Win32/Zetdorm.A is reported by my new Norton version, but it is still on computer. I cannot get rid of it and don’t how to find it out to kill it completely. I just feel now the computer runs very slow and often get stuck when open many tabs and pages on the Internet browsers or when I run more programs at the same time. Well, actually those did not happen before it got this virus. I want computer to run normally and smoothly as before. So could you please help remove this pesky Trojan virus?

TrojanDownloader:Win32/Zetdorm.A Virus Description:

TrojanDownloader:Win32/Zetdorm.A is sorted to be malicious and dangerous Trojan virus to attack windows computer, which will triggers many computer problems and troubles. Usually virus including this Trojan horse is distributed online worldwide by professional cyber criminals to infect targeted computer and steal victims’ important personal data for illegal profits. This Trojan virus can come to your machine through many ways. When you’re surfing on the Internet, please don’t visit those malicious contents like porn websites, free downloads sites, gaming or gambling sites, etc., as those contents may contain vicious malware. Once you open those malicious sites, the virus or malware will immediately drop into system without your notice. And also those pop ups from these sites will be carried malware or other infection. If you click to open, this TrojanDownloader:Win32/Zetdorm.A virus or other infection will activate soon and install into computer. Besides, those free software from unlicensed resource also a good way for this virus to get into computer. It can be hidden as a component of that software and then while you’re installing that software, it will naturally install into computer. Therefore, please pay attention to what you do online and figure out some methods to prevent this Trojan virus from accessing to your computer.

Once computer is compromised with TrojanDownloader:Win32/Zetdorm.A virus, computer will be soon severely corrupted and gets more damages. This virus can infect system registry editor and change or disable some important files to mess up system. Once it has done, computer will get different kinds of system errors. Sometimes computer cannot boot up due to some important system files missing. Also it infiltrates into start-up item and replace with its malicious files as a code to change some startup files, which will make computer run in a malfunctioned way when computer is starting up.  And this Trojan malware will slow down web browser running, change your homepage and default search engine, pop up different ads and redirect to unwanted sites. This virus has added plug-in or add-on into browser to change settings. Meanwhile, the DNS may be changed to block you access to the Internet due to this virus. What’s worse, TrojanDownloader:Win32/Zetdorm.A virus can exploit more system loopholes to bring more other infection to mess up system and take up rest of system capacity. Other infection may severely infect computer and destroy system functions, and meanwhile it will suddenly slow down computer performance. CPU usage will soon become higher, and computer load heavily. Computer will become more vulnerable and easier to be compromised with other infections. To avoid more damages, please eradicate this virus while you find it on computer.

Some Traits about TrojanDownloader:Win32/Zetdorm.A Virus

-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.

-Can redirect you to pages you don’t want all the time no matter what you are doing.

-Take a long time to turn on or shut down your computer

-Your sensitive information can be stolen by hacker who can access to your computer with the help of this Trojan.

-May pretend as an anti-virus program and cheat you that computer is in dangerous, and ask you to pay to remove the threats.

Warm prompt: It’s complicated for people who are not computer savvy or not familiar with the virus to remove the TrojanDownloader:Win32/Zetdorm.A. You can contact YooCare/YooSecurity PC professional online service for help:

Removal Guide for PCs with Windows OS

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.

>>>>>> Press Ctrl+Shift+Esc keys simultaneously to get the Task Manager to stop the active processes of TrojanDownloader:Win32/Zetdorm.A virus. To do this, you will need to click the “Processes” tag at the top then find out suspicious processes and right click on them and select “End Process”.



>>>>>> Click “Start” menu at the lower left corner and type “regedit” in the search programs and files box and press Enter key. Then you will open the “Registry Editor”.



>>>>>> You will need to find out the suspicious registry files related to this Trojan virus in the Registry Editor, They are usually located in: HKEY_LOCAL_MACHINE > SOFTWARE. You need to distinguish them from their “Name” and “Data” at the right column. All of them will be randomly distributed. If you are not good at this, ask for an expert for help.

registry editor

>>>>>> After you find out the suspicious registry files, you need to find out where the .exe files of the Trojan virus locate. Usually, they will be in the operating system drive. To open it, you will need to click Start menu > Computer & My computer. Generally speaking, the Operating System drive is Local Disk (C:).


>>>>>> Basically speaking, all the related files of TrojanDownloader:Win32/Zetdorm.A virus will be located in Windows > System32. Find out all the files of the Trojan virus and delete them. Make sure that all the files you deleted are viruses, but not the files of the operating system. Any mistakes will cause data loss even system crash.


Video of Key Steps on How to Modify or Change Windows Registry:


TrojanDownloader:Win32/Zetdorm.A virus can severely attack your computer once it gets on your PC. It corrupts your system files, weakens the security level of the infected computer and modifies all your key registry settings as well as disables your firewall because of its root-kit. The CPU usage percentage will become higher than before, which will cause constant blue or black screen death and system freeze. this virus helps cyber criminals remotely control the infected PC. So hackers can do anything on your PC and get any information from your computer or by tracking your online history. And users’ personal information like credit card, bank account details, log-in passwords or other financial information could be leaked out. Victims of virus will suffer from financial loss. This Trojan must be removed as fast as possible to avoid further damages if you detect this nasty thing on your computer.

Warm prompt: If you are not computer savvy or not familiar with the virus to remove TrojanDownloader:Win32/Zetdorm.A virus. You can contact YooCare/YooSecurity PC professional online service for help:

Published by Tony Shepherd & last updated on May 27, 2015 4:08 am

Leave a Reply