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May 28, 2013

Tips to Remove win32:downloader-pku Completely. (Manual Removal Instruction)

Do you seek ways to remove win32:downloader-pku? Do you know why you get this nasty virus? This post would like to offer some tips to help you remove it quickly.

Definition of win32:downloader-pku.

win32:downloader-pku is a new released Trojan which wreaks chaos on some users’ computer lately. It is detected by Avast but it can’t be removed by this legitimate and popular antivirus. It can penetrate into your computer by hiding in the free software which you downloaded. Once your computer infected by it, the file shield shows tons of win32:downloader-pku, win32:malware-gen, win32:atraps-pf. After ran MBAM Full scan, many other malware and this Trojan can be detected and deleted. But after have a reboot, Avast still notifies the user of the same issue again. Therefore, many sufferers are freaking about this nasty virus.


It is a tricky virus which can self-propagate infection then multiple its copies through many ways including USB stick, CD-R and DVD-R etc. It also can do harm to the networking. Therefore, if there are several computers sharing the same network, they are faced with great risk too. This virus can be redirected to malicious web pages, restricted to access a lot of websites and downloaded random files so that your computer will be faced with many malware threats. And it is used by remote attacker to trace the history of current user’s actions. So if you are doing transactions online such as shopping, your bank account maybe has been exposed to cyber criminals. Some users would like to do a system restore after they found that there is no antivirus can handle this virus well. But we should remind you that it is not a wise decision because the virus may still exist in your system. And your system will be faced to be crashed down because it is hiding in your system so that your computer can’t be protected well. The best option is to delete it immediately after it was detected.

Manual removal is a risky job as any mistake will lead to system crash immediately. When you perform the following guide, back up your data first. If you’re not computer literacy or not sure how to deal with registry entries, please live chat with YooCare experts now.

Symptoms to Judge Your Computer has been Infected by win32:downloader-pku.

1. Your computer will be received some random files which you never found before.
2. You may find that your favorite desktop background image has been changed without your consent and notification.
3. Your computer will be received unwanted pop ups automatically because this nasty virus has entered windows registry of your computer.
4. Your computer will be slowed down considerably even can be shut down sometimes.

How to Remove This Nasty Virus Completely to Avoid Its Disturbing?

Since this dangerous virus can encompass a dozen of malware threats, so how to manually remove it completely and quickly ranks to the top of tasks. Here are some tips to guide you to remove it immediately.
Step 1: Press CTRL+ALT+DEL or CTRL+SHIFT+ESC. Open the Windows Task Manager.
If that didn’t work, try another way. Press the Start button and click on the Run option. This will start the Run tool. Type in taskmgr and press OK. This should start the Windows Task Manager.

Step2: Stop all processes in the Windows Task Manager.
%AllUsersProfile%\Application Data\~r
%AllUsersProfile%\Application Data\.dll
%AllUsersProfile%\Application Data\.exe
Step 3: Manually get rid of registry entries created by This Nasty Virus.
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “WarnonBadCertRecving”

Similar video guide on how to reset Windows Registry entries:

If you failed to remove win32:downloader-pku with the instructions above or need any assistant, you are welcome to contact YooCare experts to resolve all the problems completely.

Published by & last updated on May 28, 2013 10:34 am

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