Windows Premium Defender

From Wiki-Security, the free encyclopedia of computer security

Windows Premium Defender Information
Type: Spyware
Analysis: Installs & gathers info from a PC without user permission.
Infection: By downloading freeware & shareware.
Symptoms: Changes PC settings, excessive popups & slow PC performance.
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Windows Premium Defender is a rogue anti-malware application that appears to offer some form of security benefit to users, but is written mainly for profit. Created by the same family that has produced countless rogue anti-malware applications in the past, FakeVimes, Windows Premium Defender is another attempt to lure PC users into paying for software that is neither legitimate nor serviceable. If you have encountered some of its clones, such as Smart HDD, Windows Privacy Extension, Windows Web Commander and Windows PC Aid, you will immediately notice Windows Premium Defender's striking similarity with all of these rogue anti-malware applications. Eliminating Windows Premium Defender from your computer is as integral as removing any of its clones, to ensure the optimum efficiency of your PC and its various applications.

How Does Windows Premium Defender Infect a PC?

The manner with which Windows Premium Defender enters any Windows computer is reminiscent of the approaches used by many previously-released rogue anti-malware programs. threat analysts have noticed that the infection usually takes place through hacked websites that carry malicious codes. These codes or scripts will take advantage of any weak spot in a targeted PC so as to introduce the Windows Premium Defender malware into the computer. Typically, the downloading is done in a surreptitious manner, so that the user is practically unaware that a malicious software installation has already taken place.

Many infections are also rooted in the access of software need to open any kind of file, whether it's a video or a PDF attachment. Finally, the most common manner of infection is done through online scanners that invite the user to download Windows Premium Defender as trial software. Once Windows Premium Defender has been downloaded, Windows Premium Defender will run quick scans and display alerts to scare the user into buying the paid Windows Premium Defender application. Due to its employment of scare tactics and its manner of extorting money out of its victims, these rogue anti-malware applications are also known as extortionware.

Detecting a Rogueware Infection

Detecting an infection is something any PC user can do, since the presence of Windows Premium Defender in a computer will produce several symptoms. As Windows Premium Defender changes the Windows Registry settings, it will be fairly difficult for you to access usual applications. Launching the security program of your PC will open the Windows Premium Defender application, reminding you again that your PC is in a serious state of infection and that getting the paid version of the rogue anti-malware software is crucial. Rebooting your computer will immediately result in scans and pop-up alerts which may appear to be annoying at first. However, a Windows Premium Defender infection is not simply annoying, it is also very dangerous. Scamware such as this exposes your PC to more infections, which means the state of infection of your already-compromised PC could very well progress from bad to worse, in almost no time at all.

Responsible web browsing practices are valuable in preventing a Windows Premium Defender infection. To remove Windows Premium Defender, moreover, you need to use legitimate security software that gives you all the right security benefits, when and where you need it. Anything less should not suffice.

To check your computer for Windows Premium Defender, download SpyHunter Spyware Detection Tool.

SpyHunter spyware detection tool is only a scanner meant to assist you in detecting Windows Premium Defender and other threats. If you detect the presence of Windows Premium Defender on your PC, you have the opportunity to purchase the SpyHunter removal tool to remove any traces of Windows Premium Defender.


Detection of Windows Premium Defender (Recommended)

Windows Premium Defender is difficult to detect and remove. Windows Premium Defender is not likely to be removed through a convenient "uninstall" feature. Windows Premium Defender, as well as other spyware, can re-install itself even after it appears to have been removed.

You also run the risk of damaging your computer since you're required to find and delete sensitive files in your system such as DLL files and registry keys. It is recommended you use a good spyware remover to remove Windows Premium Defender and other spyware, adware, trojans and viruses on your computer.

Run a Windows Premium Defender scan/check to successfully detect all Windows Premium Defender files with the SpyHunter Spyware Detection Tool. If you wish to remove Windows Premium Defender, you can either purchase the SpyHunter spyware removal tool to remove Windows Premium Defender or follow the Windows Premium Defender manual removal method provided in the "Remedies and Prevention" section.

Method of Infection

There are many ways your computer could get infected with Windows Premium Defender. Windows Premium Defender can come bundled with shareware or other downloadable software.

Another method of distributing Windows Premium Defender involves tricking you by displaying deceptive pop-up ads that may appear as regular Windows notifications with links which look like buttons reading Yes and No. No matter which "button" that you click on, a download starts, installing Windows Premium Defender on your system. Windows Premium Defender installs on your computer through a trojan and may infect your system without your knowledge or consent.

If you think you may already be infected with Windows Premium Defender, use this SpyHunter Spyware dectection tool to detect Windows Premium Defender and other common Spyware infections. After detection of Windows Premium Defender, the next advised step is to remove Windows Premium Defender with the purchase of the SpyHunter Spyware removal tool.


Windows Premium Defender may attempt to change your computer's desktop, hijack your browser, monitor your Internet browsing activities, change system files, and can do this without your knowledge or permission. Therefore, it is strongly recommended to remove all traces of Windows Premium Defender from your computer.

Remedies and Prevention

Windows Premium Defender, as well as other Spyware, are constantly evolving and becoming more advanced to avoid detection. Windows Premium Defender along with its variants can install in different locations and even when you try to uninstall it you find they reappear when you reboot your computer.

Install a good anti-spyware software

When there's a large number of traces of Spyware, for example Windows Premium Defender, that have infected a computer, the only remedy may be to automatically run a Spyware scan from a good anti-spyware software designed to detect Windows Premium Defender and other types of spyware.

Remove Windows Premium Defender manually

Another method to remove Windows Premium Defender is to manually delete Windows Premium Defender files in your system. Detect and remove the following Windows Premium Defender files:


  • %AppData%\Protector-[RANDOM 3 CHARACTERS].exe
  • %AppData%\Protector-[RANDOM 4 CHARACTERS].exe


  • %AppData%\NPSWF32.dll

Other Files

  • %AppData%\result.db
  • %AppData%\1st$0l3th1s.cnf

Registry Keys

  • HKEY_CURRENT_USER\Software\ASProtect
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System "DisableRegistryTools" = 0
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System "DisableTaskMgr" = 0
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings "WarnOnHTTPSToHTTPRedirect" = 0
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System "DisableRegedit" = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system "EnableLUA" = 0
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "Inspector"
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Settings "net" = "2012-7-13_7"
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Settings "UID" = "cwhstknlsh"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system "ConsentPromptBehaviorAdmin" = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system "ConsentPromptBehaviorUser" = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cssurf.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\homeav2010.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AntivirusPlus.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avpupd.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\win-bugsfix.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\wyvernworksfirewall.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Quick Heal.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\sweep95.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mcvsrte.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\nvarch16.exe

External links

If you believe your computer is infected with spyware,
Wiki-Security recommends using SpyHunter's spyware detection tool to check for the latest spyware threats.

Disclaimer Information
This website, its content or any portion of this website is NOT affiliated with, connected to, or sponsored by Windows Premium Defender or its creators in any way. This website does not advocate the actions or behavior of Windows Premium Defender and its creators. Our objective is to provide Internet users with the know-how to detect and remove Windows Premium Defender and other Internet threats.

The readers of this article should not mistake, confuse or associate this article to be an advertisement or a promotion of Windows Premium Defender in any way. The content provided on this website is intended for educational or informational purposes and is provided "AS IS" with no warranties, and confers no rights.