Hello, my antivirus found a virus called Win32:Adware-CLU [PUP] and I had problem deleting it permanently. The virus reappeared every time I restarted the computer. I also ran Malwarebytes multiple times and other cleaners, but it continues to pop up with the virus warning. I am not good at computers and don’t know what to do now. Any assistance would be appreciated! Thank you.
Win32:Adware-CLU [PUP] is a virus that refers to a PUP (potentially unwanted program) which is a program that may be unwanted, despite the possibility that users consented to download it. Although technically speaking PUP is not a virus, it acts as a malicious threat or virus into your Windows computer system. This threat is very annoying. It can change your browser settings without any approval and display all different kind of advertisements in your browser. Disturbing advertisements are often shown as boxes containing large blocks, video or sound advertising, coupons and additional pop-ups that appear on web browsers including IE, Firefox and Chrome. You will not be able to get rid of the pop-up windows and all your online activities will be interrupted as a result.
In addition, you will notice that CPU usage jumps to over 80% even though you have no application opened and it takes much longer than before to start up the computer or open any web sites. The PUP also can install other unwanted items to your machine like toolbar, media Player or flash Player to take up system resources without asking your permission. Today we have a growing number of software developers who offer their goods as “sponsored” freeware (adware) until you pay to register. Usually Win32:Adware-CLU [PUP] gets bundled within other free programs that you download from the Internet. When you install the main program, this virus will be installed as well and will display advertisements on your computer. It is worth mentioning that your sensitive information like your credit card details or log-in password could be stolen because the threat is able to open backdoor and download Trojan viruses or other high-risk malware. Hence, it is suggested users get rid of Win32:Adware-CLU [PUP] virus instantly to avoid any finance loss.
1. This virus slows down your computer speed which make 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 and showing you 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.
From malicious drive-by-download scripts from corrupted porn and shareware / freeware websites.
Through spam email attachments, media downloads and social networks.
When clicking suspicious pop-ups or malicious links.
Open unknown email or download media files that contain the activation code of the virus.
Note: No matter how the virus accesses your PC, users should know that there are no tools can remove this pesky Trojan automatically at this moment, it is suggested users not spend much time in downloading or paying any security software which claims can delete this stubborn virus. It is totally useless. To completely get rid of Win32:Adware-CLU [PUP], professional manual guide is needed.
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 Win32:Adware-CLU [PUP] 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 and then remove all of them:
%AllUsersProfile%\[random]
%AppData%\Roaming\Microsoft\Windows\Templates\[random]
%AllUsersProfile%\Application Data\.exe
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\[random]
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Temp
Win32:Adware-CLU [PUP] virus is related to potentially unwanted programs and it also contains all the Trojan capabilities, therefore it becomes to be one of the most serious threats that compromises computer security nowadays. It can infect a system via many ways and mostly it comes by clicking malicious code or unsafe advertising pop-ups, visiting pornographic website or downloading attachment from spam emails. Once downloaded, it can perform tons of malicious activities such as shut down internet connection, install unwanted toolbar and create many unwanted pop-up ads on your browser. Please note that pop-ups related to Win32:Adware-CLU [PUP] are very misleading, this is why they’re very dangerous to be clicked by you. Once clicked those ads, your system may become horribly contaminated with a lot of other potentially unwanted programs. To protect your PC, it is necessary to get rid of this virus manually from the machine.
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 & last updated on August 5, 2015 12:42 am
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