Is your default homepage suddenly changed to Vosteran.com without your permission? Whenever you are online, do you see numerous pop up ads, deals and coupons that keep interrupting your online activities? Have you run a sea of antivirus programs but still found nothing from your computer? How does this hijacker come to your machine? This post will show you more details about this hijacker and guide you how to manually get rid of it.
Vosteran.com is classified as annoying browser hijacker that commonly attacks web browsers like Internet Explorer, Mozilla Firefox, Google Chrome and even Safari. Even though it looks like a normal search engine, there is no reason for you to set it as your default homepage or search provider. In fact, this page is designed for making money only. It uses illegal way by forcing users to visit malicious ads sites again and again, therefore hackers behind these hacked site can further rip off unsuspecting victims and steal their sensitive personal information without their awareness. This hijacker has the ability to change your browser settings and add unwanted tool bar to your computer. It replaces your default home page and search engine to Vosteran.com without asking for your permission. Also it can redirect any searches you make on the web to websites you’ve never seen. Most of time those web sites contain unknown malware and they trick users into downloading potentially unwanted programs.
Unwanted hijacker also can cause a lot of troubles while you are surfing the web. It shows crazy pop-up ads about commercial offers, coupons and deals everywhere that won’t let you close down. If they hit these ads, a certain sum of money automatically enters in the account of its developers. In the majority of cases, Vosteran.com hijacker is packaged with another program that you have downloaded such as flash player, video player or TV show. It won’t show you a clear sign about its oncoming installation, and once you get it installed, it can not only change your homepage, but also it may track and record every web search and visited website. Those collected data like your credit card details, log in password will then be sent back to the scammers, or sold on to a third party. So please be aware that Vosteran.com is nothing but a spam search page, it displays ads more than reliable search results so you should get rid of it right away.
It belongs to browser hijacker virus which can totally mess up your browser setting.
It changes your default DNS configuration and blocks you accessing your favorite sites.
It may install some malware in your computer to make bad influence without your consent.
It degenerates your computer performance gradually.
Browser hijacker infection like Vosteran.com may enter your system as an add-on for your browser or bundled-up with some free software. Most of time, it can be downloaded from a website you visited, something you clicked on, or a pop-up that you did not request to view. You may not even know when and how you download this browser hijacker which compromises your internet security until you find your computer is fully messed up. A hijack virus is a type of computer virus known for its ability to disrupt your Internet browsing. It can redirect your Internet searches to random sites, disallow you from visiting certain Web sites, and change your Internet home page. In addition, it is able to slow your computer, decrease your available memory, and flood your computer with popup advertisements. When you detect the presence of such malicious hijacker, a complete removal is needed without any hesitation.
If you open your browser window (includes IE, Firefox, Safari and Google Chrome etc.) and notice immediately that your home page has been changed to a page you do not recognize, then your browser may have been hijacked by a virus. For this type of hijack virus, it can change your homepage to Vosteran.com without your permission. Other malicious activities can be shown on your computer after hijacked are listed below:
1. It can not only change your web pages, but also alter other settings to add toolbars, pop-up advertisements, and bookmarks that you did not create.
2. It can modify the homepage settings of your web browser, more commonly by reducing your internet security options. And the worse thing is it prevents you from changing them back.
3. New toolbars or Favorites are installed that give you icons and links to web pages that you don’t want.
4. It may block you from visiting certain website you’d like to visit and show an error page instead.
5. It will display constant pop-up ads, sometimes in such large amounts that you are not able to close neither the ads nor the browser.
Vosteran.com hijacks your browser to redirect your web search results and changes the homepage and browser settings. To completely uninstall it from an infected system, manual removal is the first choice because sometimes antivirus software cannot pick up the exact computer threat timely or remove it permanently. Now most browser hijackers are quite similar to spyware and adware threats and therefore they cannot be removed with the help of popular antivirus products. Users can follow the manual guide here to get rid of this browser hijacker completely.
1. Clear all the cookies of your affected browsers.
Click on the “Tools” menu and click the “Clear browsing data” button.
Select “Delete cookies and other site data” to delete all cookies from the list.
Open Internet explorer window
Click the “Tools” button
Point to “safety” and then click “delete browsing history”
Tick the “cookies” box, then click “delete”
Click on Tools, then Options, select Privacy
Click “Remove individual cookies”
In the Cookies panel, click on “Show Cookies”
To remove a single cookie click on the entry in the list and click on the “Remove Cookie”
To remove all cookies click on the “Remove All Cookies” button
2. End the malicious process from Task Manager.
Once Vosteran.com redirect 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 the 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：
3. 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.
4. Remove all the malicious files related to Vosteran.com hijacker manually.
C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\*.exe
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main StartPage
Vosteran.com is really a very annoying and even dangerous application which is currently attacking the browsers worldwide. It is associated with browser hijacker or adware that can take over and control your internet browser against your will. Once it hijacks your browser, you will see your homepage has been changed to Vosteran.com and annoying pop-up ads will be displayed themselves whenever you are opening Internet Explorer, Firefox and Google Chrome, especially when you go to the web stores like Walmart, Amazon, Ebay and others. In addition, it monitors your personal information about your browsing activity, redirects you to some commercial web domains and prompts you into clicking annoying ads generated by different adware. If you don’t want your computer messed up, it is necessary to get rid of Vosteran.com from your computer.
Note: If you are not a computer expert and have no idea how to perform the removal, please contact experts from YooCare Online Tech Support for further help.
Published by & last updated on January 11, 2015 1:14 am