Xervoo Virus

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*Source of claim SH can remove it.

Xervoo

Most experts identify Xervoo as a browser hijacker. And as such, Xervoo can integrate with most web browsing applications and ‘hijack’ their settings.

Xervoo
The Xervoo virus may change your homepage and may introduce a new search engine that will become your default one.

This is done in order for the browser hijacker to be able to spam your screen with various popups, banners, in-text links and other types of online ads. Usually this is ensured by the integration of an ad-generating component in the Chrome, Firefox, Edge or other popular browser. However, that is by for not the only modification that an app like Xervoo will undertake once it’s in your system.

Browser hijackers are often also tasked with the promotion and popularization of certain websites. And in order to fulfill these tasks, it’s not uncommon for them to trigger page redirects to said websites and automatically send you there whilst interrupting your browsing. Another ways that programs like Xervoo or Poshukach can promote certain sites and pages is by actually embedding them in the configurations of your web browsing program. For example, Xervoo may change your homepage and may introduce a new search engine that will become your default one.

And what’s remarkable is that these new settings will remain in place no matter how many times you try to change them. That is, of course, unless you remove Xervoo from your computer. In fact, this is the only way you will be able to get rid of all the annoying ads and other unwanted and unwelcome effects that this browser hijacker has brought about. And to help you with this, we have designed a special removal guide just below this post. It’s in simple step-by-step format and by following the instructions in it, you will be able to completely uninstall Xervoo and all of its components.

Is Xervoo a threat?

Most first-time browser hijacker encounters can be scary and may lead the affected user to believe that they’ve been infected by some virus or malicious program. Luckily, this class of software is generally harmless and doesn’t possess the qualities that would help to identify it as malware.

However, the aggressive advertising practices, the constant page redirects and the endless streams of online ads that are generated by Xervoo have the potential of exposing your system to danger. It’s very possible to land on a page or website that’s been infected by viruses such as rootkits, Trojans, ransomware and others. Therefore, it’s always a good idea to try and avoid interacting with any of the numerous online ads that appear on your screen.

And as for preventing such infections in the future, be sure to pay close attention to the type of software you download and where you download it from. Open source download platforms are often the place where people get various forms of freeware and shareware, and those usually have added pieces like browser hijackers included in their setup. However, in most cases, the browser hijackers are optional installs. Hence, by opting for the advanced installation settings, you should be given the choice to leave those optional installs out of the process.

 

SUMMARY:

NameXervoo
Type Browser Hijacker
Danger LevelMedium (nowhere near threats like Ransomware, but still a security risk)
Symptoms Changes to the browser’s settings, such as new elements like toolbars and add-ons, a replaced homepage and new default search engine, etc. 
Distribution MethodUsually with the help of program bundles that can be obtained from open source download platform and similar sites. 
Detection Tool

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*Source of claim SH can remove it.

Remove Xervoo Virus

To try and remove Xervoo quickly you can try this:

  1. Go to your browser’s settings and select More Tools (or Add-ons, depending on your browser).
  2. Then click on the Extensions tab.
  3. Look for the Xervoo extension (as well as any other unfamiliar ones).
  4. Remove Xervoo by clicking on the Trash Bin icon next to its name.
  5. Confirm and get rid of Xervoo and any other suspicious items.

If this does not work as described please follow our more detailed Xervoo removal guide below.

If you have a Windows virus, continue with the guide below.

If you have a Mac virus, please use our How to remove Ads on Mac guide.

If you have an Android virus, please use our Android Malware Removal guide.

If you have an iPhone virus, please use our iPhone Virus Removal guide


Step1

Some of the steps will likely require you to exit the page. Bookmark it for later reference.

Reboot in Safe Mode (use this guide if you don’t know how to do it).

Step2

WARNING! READ CAREFULLY BEFORE PROCEEDING!

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Press CTRL + SHIFT + ESC at the same time and go to the Processes Tab (the “Details” Tab on Win 8 and 10). Try to determine which processes are dangerous. 

malware-start-taskbar

Right click on each of them and select Open File Location. Then scan the files with our free online virus scanner:

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    After you open their folder, end the processes that are infected, then delete their folders. 

    Note: If you are sure something is part of the infection – delete it, even if the scanner doesn’t flag it. No anti-virus program can detect all infections. 

    Step3

    Hold together the Start Key and R. Type appwiz.cpl –> OK.

    appwiz

    You are now in the Control Panel. Look for suspicious entries. Uninstall it/them.

    Type msconfig in the search field and hit enter. A window will pop-up:

    msconfig_opt

    Startup —> Uncheck entries that have “Unknown” as Manufacturer or otherwise look suspicious.

    Step4

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    Hold the Start Key and R –  copy + paste the following and click OK:

    notepad %windir%/system32/Drivers/etc/hosts

    A new file will open. If you are hacked, there will be a bunch of other IPs connected to you at the bottom. Look at the image below:

    hosts_opt (1)

    If there are suspicious IPs below “Localhost” – write to us in the comments.

    Open the start menu and search for Network Connections (On Windows 10 you just write it after clicking the Windows button), press enter.

    1. Right-click on the Network Adapter you are using —> Properties —> Internet Protocol Version 4 (ICP/IP), click  Properties.
    2. The DNS line should be set to Obtain DNS server automatically. If it is not, set it yourself.
    3. Click on Advanced —> the DNS tab. Remove everything here (if there is something) —> OK.
    DNS

    Step5
    • After you complete this step, the threat will be gone from your browsers. Finish the next step as well or it may reappear on a system reboot.

    Right click on the browser’s shortcut —> Properties.

    NOTE: We are showing Google Chrome, but you can do this for Firefox and IE (or Edge).

    browser-hijacker-taskbar-properties

    Properties —–> Shortcut. In Target, remove everything after .exe.

    Browser Hijacker Removal Instructions

    ie9-10_512x512  Remove Xervoo from Internet Explorer:

    Open IE, click  IE GEAR —–> Manage Add-ons.

    pic 3

    Find the threat —> Disable. Go to IE GEAR —–> Internet Options —> change the URL to whatever you use (if hijacked) —> Apply.

    firefox-512 Remove Xervoo from Firefox:

    Open Firefoxclick  mozilla menu  ——-> Add-ons —-> Extensions.

    pic 6


    chrome-logo-transparent-backgroundRemove Xervoo from Chrome:

    Close Chrome. Navigate to:

     C:/Users/!!!!USER NAME!!!!/AppData/Local/Google/Chrome/User Data. There is a Folder called “Default” inside:

    Rename the Folder to Backup Default

    Rename it to Backup Default. Restart Chrome.

    Step6

    Type Regedit in the windows search field and press Enter.

    Inside, press CTRL and F together and type the threat’s Name. Right click and delete any entries you find with a similar name. If they don’t show up this way, go manually to these directories and delete/uninstall them:

    • HKEY_CURRENT_USER—-Software—–Random Directory. It could be any one of them – ask us if you can’t discern which ones are malicious.
      HKEY_CURRENT_USER—-Software—Microsoft—-Windows—CurrentVersion—Run– Random
      HKEY_CURRENT_USER—-Software—Microsoft—Internet Explorer—-Main—- Random

    If the guide doesn’t help, download the anti-virus program we recommended or try our free online virus scanner. Also, you can always ask us in the comments for help!

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    About the author

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    Violet George

    Violet is an active writer with a passion for all things cyber security. She enjoys helping victims of computer virus infections remove them and successfully deal with the aftermath of the attacks. But most importantly, Violet makes it her priority to spend time educating people on privacy issues and maintaining the safety of their computers. It is her firm belief that by spreading this information, she can empower web users to effectively protect their personal data and their devices from hackers and cybercriminals.

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