When you surf the web, the antivirus program installed on the computer pops up a warning suddenly telling you that there is a highly risky virus called Win32/Toolbar.Perion.H. You don’t know how can the virus get into the computer? You want to know the reason why the antivirus program can’t remove the virus? How to get rid of it to save the private info stored in the computer?
Win32/Toolbar.Perion.H is an extremely complex computer virus which has the ability to escape the quarantine and removal of most antivirus programs. You don’t know that the computer is infected until the antivirus program picks it up and shows you warnings. Usually, the virus is tied together to hacker web sites, spam e-mail attachments and some unsafe “free” programs. We should be more cautious when surfing the Internet if we want to stay away from this virus.
Win32/Toolbar.Perion.H is running in the background without letting you know to perform some malicious behaviors. System startup settings and registry keys are changed so as to make itself run automatically every time you start the computer. It also slows down the performance of the computer through consuming a lot of system resources. The infected computer gets frozen frequently and even shuts down unexpectedly, which greatly interrupts your work and leads to loss of data. In addition, it is able to take advantage of system vulnerabilities to implant some other dangerous Trojan viruses, spyware and worms into the infected computers secretly, helping the cyber criminals to monitor your online activities and steal your personal information. Therefore, the urgent matter is to remove the virus without any hesitation. Cyber criminals release new dangerous viruses every day while antivirus programs need some time to make the solutions. Some famous antivirus programs are able to find out the virus in the computer, however, they cannot delete it successfully. You can try to clear the virus manually according to the following guide. Please pay attention so as to avoid any mistakes in the removal process.
1. It has the ability to download additional components and other infections in the target computer in order to fully complete its penetration.
2. It is able to cause system crash and destroy some of your programs in the infected computer.
3. It facilitates the virus makers to intrude your computer remotely without letting you know.
4. It is capable of collecting your browsing history and other private data.
Because Win32/Toolbar.Perion.H is able to change and upgrade over time, so people should not rely on the automatic removal tools to. Many antivirus programs can’t seem to get rid of it. In this case, manual removal is the most effective way. However, advanced computer skills and computer knowledge are required, because you need to check and delete files as well as registry entries in different positions. Any errors may result in system crash, hence, backing up the important data is needed in advance.
1. End Relevant Processes
(1). Press Ctrl+Shift+Esc together to pop up Windows Task Manager, click Processes tab
*For Win 8 Users:
Click More details when you see the Task Manager box
And then click Details tab
(2). Find out and end the processes of Win32/Toolbar.Perion.H
2. Show Hidden Files
(1). Click on Start button and then on Control Panel
(2). Click on Appearance and Personalization
(3). Click on Folder Options
(4). Click on the View tab in the Folder Options window
(5). Choose Show hidden files, folders, and drives under the Hidden files and folders category
(6). Click OK at the bottom of the Folder Options window
*For Win 8 Users:
Press Win+E together to open Computer window, click View and then click Options
Click View tab in the Folder Options window, choose Show hidden files, folders, and drives under the Hidden files and folders category
3. Delete Relevant Registry Entries and Files
(1). Delete the registry entries of Win32/Toolbar.Perion.H through Registry Editor
Press Win+R to bring up the Run window, type “regedit” and click “OK”
While the Registry Editor is open, search and delete the related registry entries
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random
(2). Find out and remove the associated files
%AllUsersProfile%\Application Data\.dll HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Random “.exe”
In a word, Win32/Toolbar.Perion.H is a nasty computer virus that can decrease the computer performance and lower the system security level. It adds malicious code to the system, which allows it to stick to the computer safely even if you have an antivirus program or do a system restore. More and more other viruses will be injected into the infected computer to further mess up the computer. Cyber criminals are able to access your computer easily to get your confidential information. You should have the Win32/Toolbar.Perion.H virus cleared in time to save everything in the computer.
The above manual removal is quite dangerous and complicated, which needs sufficient professional skills. Therefore, only computer users with rich computer knowledge are recommended to implement the process because any errors including deleting important system files and registry entries will crash your computer system. If you have no idea of how to process the manual removal, please contact experts from YooCare Online Tech Support for further assistance.
Published by & last updated on January 2, 2015 4:10 pm