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How To: Fix the DNSchanger Malware

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FBI(Federal Bureau of Investigation), recently disclosed that it will shutdown all DNS server which run with the malware DNSchanger by july 9. India is the third largest affected country with 21,000 IP(Internet Protocol) affected followed by US(69,617) and Italy(26,494). A DNS is an internet service that converts domain names into IP address which the computers understand.

Criminals use the DNS changer to change the domain name’s IP address from its original with their ones.There by they create fake websites and earn money.In the last five years, cyber thieves have used the DNSChanger to take off around $14 million.Though at 2009 FBI arrested the cyber criminals who created this malware a temporary server was set up by FBI so that the infected users can continue using the internet.

But now FBI now gonna shut down the temporary server which could affect thousands of users world wide.Many would know that they could not go to internet by monday(IST 9.30am).fbi gives the list of rogue DNS servers in its list and find what DNS your computer has at its site.

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How to check if your computer is affected or not?

  • McAfee’s DNS check tool will help you to find whether your computer is affected or not.Other sites include:
  •  DNSok site can also help you check if your computer is looking up IP addresses correctly.

Fix the DNSchanger Malware

If your computer is affected by the malware it is absolutely necessary for you to fix it. There are both manual ways and free online tools to fix it. To fix it visit the DWCG(DNS Changer Working Group)’s official site to fix.

Here are some other online tools to fix them:

Check the DWCG site to fix the malware manually.

How to protect your computer from malwares

These days computers are hugely affected by such kind of malware here are some instructions to protect you from such malware.

  • Keep your firewall turned ON
  • Update your antivirus frequently
  • Be careful on what you download
  • Turn off your computer when it is not used
  • Install a antispyware or an antimalware
  • keep your OS up to date.

These tips might help you in protecting from such kind of malware in future. Have a safe Computing :)

If you have any trouble understanding the terms or carrying out any of the steps, do let us know through the comments and we’ll help you out.

July 7, 2012 @ 6:55 pm
Security
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8 Comments

  1. Comment by Ganesh Babu:
    Saturday, July 7th 2012 at 7:04 pm | 

    Thanks for this update Elaiyabharathi ! My system is free of this malware ! :D

  2. Comment by Justin Alexis:
    Saturday, July 7th 2012 at 7:25 pm | 

    Good Article Elaiya ! To be specific Right article at the Right time ! :D

  3. Comment by Arun:
    Saturday, July 7th 2012 at 9:57 pm | 

    Phew! What a relief. My computer is fine according to McAfee! :-)

  4. Comment by photo master:
    Saturday, July 14th 2012 at 9:19 am | 

    Thank you ever so much for doing this – very much
    appreciated!!

    Fotoclipping.com

  5. Comment by sandeep@seobloggerstips:
    Tuesday, July 17th 2012 at 11:23 pm | 

    Thanks Elaiya for updating us about this malware….
    I’ll check my laptop….to ensure whether my laptop is infected with it or not

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