Don’t have any idea to remove this Trojan.Tsyrval.B virus from my compute. I have Window XP on my machine. It is really a tricky Trojan horse that I don’t know how to get rid of it. Every time I use my security tool to remove it, after I restart my machine as the removal requires, this virus can always come back. It really frustrates me. What should I do to remove this virus from my computer? Please advise.

Brief Introduction to This Trojan

This Trojan.Tsyrval.B is newly distributed by cyber hackers and it is a worldwide computer threat as it can attack innocent computer users through the Internet. When this infection sneaks into the target computers, it will perform a lot of vicious activities to the whole systems. It can be difficult for computer users to handle this virus as this infection can spread itself to many branches on the infected systems to avoid being removed. Also, it can be hard for anti-virus programs to remove it completely and permanently as this infection is designed to damage the security system including the firewall and anti-virus programs installed on the target computers. In one word, when you notice that your computer is infected with this infection, what you need to do is to remove it as soon as possible.

There are various ways for cyber criminals who make this infection to spread it to PC users. Those bad guys can upload this Trojan.Tsyrval.B infection onto the websites which have been controlled by them, so when people come to the infected pages, their computers can be forced to download this infection automatically on the background. What’s more, this infection can be forged to be an optional program for people to install, it can be implanted to those commonly used programs. So when people install the corrupted programs on their computers, this Trojan can infiltrate in the meanwhile.

When this Trojan.Tsyrval.B is saved on the target computers, it will start to make harm to the whole system right away. The system registry will be messed up by the data of this infection. Also, many system settings can be modified by this Trojan horse which can cause plenty of computer problems during the use. The condition of the infected computers can be worse and worse as the performance can be slowed down by this Trojan virus sharply. The CPU resource can be fully occupied by this infection and its useless processes. People will need to wait a long time to boot up the infected computers and open programs on them.

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.
-Cay give you many redirects all the time no matter what you are doing.
-May pretend as an anti-virus program and cheat you that computer is in dangerous, and ask you to pay to remove the threats.

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.Tsyrval.B 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 at the right lower corner, then click on Control Panel


Then you will come to the Control Panel windows, click on Add and Remove Programs


Then try to find the program which relates to this Trojan, highlight it and choose Remove, the program’s name is random.


Step 5: 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:


It is really dangerous to be infected with this Trojan.Tsyrval.B infection as it can help cyber hackers to connect to the infected computers remotely and secretly. Also, it can make great damages to the whole system which can cause vital problems during the use. The privacy saved on the infected computers are in great risk as this virus can collect them and send to cyber hackers so that those bad crooks can take the details to get illegal benefits. It is not safe anymore to keep using the computers that infected with this malicious virus. When you encounter this infection on your computer, you need to stop input personal details to your machine until it is removed completely.

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

Published by Tony Shepherd & last updated on February 10, 2016 6:11 am

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