Dear Lord! My Antivirus program just told me, my computer was infected by Win32/pyrtomsop.A virus, the virus test report showed me that this is a Trojan. But I’m confused, since the Antivirus program already found out the virus, why didn’t it do the rest, like get rid of the Trojan, it just like a doctor tells you, “you are sick, but I can’t help!” I googled the reasons how a computer user would get a Trojan in the first place, and I figured out that’ s because I clicked a link from a spam email which offer the so-called new version of Adobe Flash Player, I can’t remember why I downloaded it. Whatever, what I want to do most right now is that, I want to remove this virus before the worst situation happen to my PC, I need advices, help!

Brief Introduction to Win32/pyrtomsop.A virus

Win32/pyrtomsop.A virus is a newly Trojan which is widely spreading over internet nowadays. Microsoft Security Essentials, Windows Defender and other antivirus programs contain a file for it, like a normal detection but will act like features and behavior of a Trojan. Once your computer was infected by Win32/pyrtomsop.A, it will furtively download and install many other software without your permission, most of the programs are malicious, belong to malware which could harm your computer. Normally, your computer may get this virus from third-party application, the virus is commonly bundled with free programs which people barely know. Still, due to many different reasons, many victims are enticed to download freeware bundled with Trojan. For example, users may be fooled by using non-malicious programs, like Web browsers, then will probably make a dumb action they didn’t know, such as downloading malware which is the main method they let their computers infect by Trojan. Or there are many harmless programs may have flaws that malware or Hacker can exploit to perform malicious actions. What’s more, a spam email could contain attachments or links to malicious websites. All the ways can infect your machine through exploit kits that use vulnerabilities on your computer to install this Trojan without your permission of knowledge. It’s clear that this virus was designed by cyber criminals for bad means. At this point, we need to be careful when download programs!

Win32/pyrtomsop.A virus may contact a remote host to monitor innocent user’s computer. The Behavior Monitoring feature observes the behavior of processes as they run programs. If it observes a process behaving in a potentially malicious way, it reports the program the process is running as potentially malicious. Methods and installation may depend on different conditions because of the nature of this detection. The Trojan:Win32/Pyrtomsop.A infections may often install themselves by copying their executable to the Windows or Windows system folders, and then modifying the registry to run this file at each system start.

However, never consider this as a small problem, you should remove it soon before it leads you to a bigger problem some day, the worst situation is your private info or data will be getting used by bad guys. By the way, you should always pay attention when installing free software, especially, a software installer includes optional installs. Be careful for options, it could be a virus in it. You’d better deselect anything that is not familiar, especially optional software that you never wanted to download and install in the first place.

Trojan:Win32/Pyrtomsop.Awill often modify the following subkey in order to accomplish this:


The properties of Infected Computer

-Can escape from antivirus programs and slightly install on computers

-Can report a new infection to its inventor

-Can make your computer run slowly which properly lead your computer to blue screen

-Can download unnecessary files or malware automatically, which could harm your computer system

-Can receive orders from a remote cyber criminal

-Can be taken use by hackers with your private information and data for unlawful act

NOTE: If any of these properties show on your PC, your computer probably got infected with Win32/pyrtomsop.A virus. And believe or not, this will cause you more problem later and may ruin your system. If you don’t have sufficient knowledge of computer, Please contact YooSecurity Online PC Experts to remove this virus for you.

Manual Removal Step by Step Instructions

Up till now, there is not a perfect anti-virus tool that can detect this pesky Trojan virus or delete it entirely. Trojan:Win32/pyrtomsop.A has been updated by remote and backstage cyber criminals and is able to escape from the scan of any anti-virus programs thus it is hard to be removed or even found. The most effective way is to remove it manually. The following instructions need quite level of computer expertise, for manual removal is a complicated and difficult process. If you don’t know how to that correctly, please contact with YooSecurity online support now!

Step A: Open Windows Task Manager to end process related to this Trojan infection. To do that, press Ctrl+Alt+Del keys at the same time to pull up Window Task Manager; go to Processes tab on top and scroll down the list to find.


Step B: Open Control Panel from Start menu and search for Folder Options. Go to Folder Options window, under View tab, tick Show hidden files and folders and non-tick Hide protected operating system files (Recommended) and then click OK.


Step C: Press Windows+R keys to pull up Run box and type in regedit to open Registry Editor.


Step D: Delete all these associated files and registry entries with Trojan:Win32/pyrtomsop.A virus from Registry Editor. The registry files are listed randomly. Besides, you need to delete the infection files of the redirect virus from your system files to prevent it from coming back. Those files are named randomly also but may be different on different operating systems.

Video on How to Modify or Change Windows Registry Safely:


I understand that could be very upset if your computer was infected by Win32/pyrtomsop.A virus. The damage of your computer will accumulate as time goes by, your computer may run slower, it’ll download malicious software by force. What’s worse, like messing up your files, harming the system item, forever loading web pages, many other programs are not able to use. In a word, your system will go haywire which may lead your computer crashes down. And I might say this is not the worse, as you know this is a Trojan, once infected, cyber criminals could comprehend your private info and data remotely. Depend on the value of your info and data, they may use it in bad means which could cause you mental injury. So, no matter what, if you don’t want that tragedy happens to you, I suggest you to remove Win32/pyrtomsop.A virus as soon as possible. However, at present, manual removal still can be the most effective way to get rid of this kind of hijacker or other similar kind of virus from your computer. Manual removal will be the best way to get rid of the Win32/pyrtomsop.A virus from Computer.

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

Published by Tony Shepherd & last updated on September 22, 2014 2:33 pm

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