WSE_Vosteran virus – how to eliminate?

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WSE_Vosteran is an application which you may see in the list of legally installed software of your PC. However, this doesn’t mean that this utility is legitimate. It is related to Vosteran Search, a nasty hijacker changing the home page of your browser into In this tutorial you will find the proper way of removing this hijacker from your system.


WSE_Vosteran and Vosteran Search hijacker don’t furnish users with any relevant search results. Their only purpose in your PC is to use your machine as a way to earn money. You may notice that the home page of your hijacked browser shows a lot of annoying advertisements to be placed in different parts of the screen. Plus, the pseudo search results redirected via will be accompanied by a lot of useless sponsored links.

Note that WSE_Vosteran hijacker is actively spread in the web these days through being bundled by default with a lot of other free programs. You need to be extremely careful when you deal with freeware. Always pay attention to the information provided in the installers of such free software. Don’t allow any concealed installations to occur in your computer without your desire for such installations.

WSE_Vosteran automatic removal tool:

WSE_Vosteran removal steps:

  • Download GridinSoft Trojan Killer and scan your computer with it.
  • Click on “Apply” to remove all infections found after the scan is completed:
  • Apply actions by Trojan Killer

  • Shut down all your available browsers.
  • In GridinSoft Trojan Killer click on “Tools” and then on “Reset browser settings“:
  • Built-in utility of Trojan Killer to reset browser settings

  • Follow the instructions, select browsers you need to be reset, and click on “Reset” button. Finally, restart your computer to apply all made changes:
  • Options to reset browsers with Trojan Killer

Video explaining how to reset your browser using GridinSoft Trojan Killer:

How to prevent your PC from being reinfected with WSE_Vosteran in the future.

GridinSoft Trojan Killer offers excellent solution which may help to prevent your system from being contaminated with malware ahead of time. This feature is referred to as “Real-Time Protection”. By default, it is disabled once you install the software. To enable it, please click on “Protect” button and press “Start” as demonstrated below:

Enabling Real-Time Protection by GridinSoft Trojan Killer

This options helps you to prevent execution of malicious programs and to avoid their installation ahead of time. When certain malware tries to install itself into your system, GridinSoft Trojan Killer and its Real-Time Protection module will terminate this installation attempt ahead of time. You may click on “Confirm” button to continue blocking this malicious program, or to select “Ignore this file” and allow the malicious application to be installed (at your own risk):

Malicious item blocked by Trojan Killer

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