Malwarebytes keeps detecting PUP.Optional.VMNToolBar.A virus and doesn’t allow you to remove it completely? Is your homepage changed for some reasons and you cannot change it back to Google or Yahoo as you wish? Why VMN Toolbar installed on your browser which you don’t even know how you got it? Is there any way to get rid of this Trojan permanently?
PUP.Optional.VMNToolBar.A is a typical PUP (Potentially Unwanted Program) that can be installed on the target computer through various software exploits. It can modify computer settings and bring unwanted and annoying ads to computer users as soon as it arrives. In addition, it adds unwanted VMN Toolbar to your browser and prevents you from uninstalling it. This toolbar claims it can provide you a cool browsing experience, however, once it is installed, the only things you experience are constant redirection and crazy pop-up ads appearing on your browser. This virus initiates its attack on Firefox, Chrome and Internet Explorer and then corrupts the local DNS (or Domain Name System) entries to accomplish their hijackers. As a consequence, when you try to look something up on Google or Bing, instead of showing you the reliable results, you will get advertisements and sponsored links in your search results. You will keep being redirected to undesirable websites.
This unwanted program also can carry out many harmful actions on the computer without user’s knowledge. It may work as similar as a Trojan virus by establishing a connection with a remote server so that the hackers can record your online behaviors in order to steal personal information and confidential data such as bank account information, credit card information without your knowledge in order to display more related advertisements. Not to mention, most of these ads are unreliable and yet they will disturb normal web search and cause a sluggish system and drag the web browsing speed. Furthermore, it has an ability to download and run other malware on the compromised computer. It is highly recommend users to get rid of PUP.Optional.VMNToolBar.A virus as soon as possible.
1. This virus slows down your computer speed which makes you in a trouble while opening program and surfing Internet. It takes forever to open a program or website.
2. Antivirus you have installed keeps popping up messages while you are surfing on the internet, showing you the computer is at risk but you can’t get rid of it all.
3. This virus will shut down your other anti-virus and anti-spyware programs. And it will also infect and corrupt your registry, leaving your computer totally unsafe.
4. This virus will disable the proper running of many different programs or even disable some functions of your computer.
5. System restore can’t help to remove this Trojan completely.
Currently many computer users had the same experience that this virus couldn’t be removed by any anti-virus applications. So the manual approach is always required to combat this virus. And here is the step-by-step removal guide for all computer users.
1. End the malicious process from Task Manager.
Once PUP.Optional.VMNToolBar.A Virus is installed, computer user may notice that CPU usage randomly jumps to 100 percent. At any time Windows always has many running processes. A process is an individual task that the computer runs. In general, the more processes, the more work the computer has to do and the slower it will run. If your system’s CPU spike is constant and remain at a constant 90-95%, users should check from Task Manager and see if there is a suspicious process occupying system resources and then end it immediately.
(The name of the virus process can be random.)
Press Ctrl+Shift+Esc to quickly bring up Task Manager Window：
2. Show hidden files and folders.
Open Folder Options by clicking the Start button, clicking Control Panel, clicking Appearance and Personalization, and then clicking Folder Options.
Click the View tab.
Under Advanced settings, click Show hidden files and folders, uncheck Hide protected operating system files (Recommended) and then click OK.
3. Open Registry entries. Find out the malicious files and entries and then delete all.
Attention: Always be sure to back up your PC before making any changes.
a. Press Windows key + R to open Run box. In the “Open” field, type “regedit” and click the “OK” button.
Then a Registry Editor window will pop up as the following picture shows:
b. Search malicious files and registry entries related to PUP.Optional.VMNToolBar.A Virus and then remove all of them:
%AllUsersProfile%\Application Data\.dll
%AllUsersProfile%\Application Data\.exe(random)
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “[RANDOM]”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run “[RANDOM].exe”
Strictly speaking, PUP.Optional.VMNToolBar.A is not a virus, but an annoying and unwanted program that poses a huge risk for your computer. It is associated with malicious browser hijacker and adware that is able to slow down your computer and send your web browsing information to a third party. It invades the corrupted PC system surreptitiously via social networks, doubtful websites, freeware, shareware, spam messages and others. Once it is executed, Malwarebyte Anti-Malware can keep alerting the presence of this malicious thing but it seems to be hard to remove it completely as it always comes back again and again after every reboot. This program is not safe and it may record your search habit using tracking cookies so that you had better remove it as quickly as possible,
Note: If you are not knowledgeable enough to be able to distinguish the location of this virus, or you are afraid of making mistake during the manual removal, please contact experts from Yoocare Online Tech Support for further help.
Published by on December 27, 2013 5:54 am, last updated on December 27, 2013 5:55 am
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