Has Google said your PC is infected with DNS Changer malware?

Google reckons that up to 500,000 internet users, whose computers were impacted by the DNS Changer malware, will see the following message in the next week alone:

Your computer appears to be infected

We believe that your computer is infected with malicious software. If you don’t take action, you might not be able to connect to the internet in future.

Learn how to remove this software.

Let’s backtrack a little and explain why this is happening.

Until November last year, a group of cybercriminals were using a bunch of rogue DNS servers to redirect PCs infected with a family of malware called DNS Changer to webpages and adverts that helped them make money.

The FBI seized control of the servers, and made them harmless. But hundreds of thousands of affected computers continue to use them. As we’ve…

Read more in my article on the Naked Security website.

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Graham Cluley •   @gcluley

Graham Cluley is a veteran of the cybersecurity industry, having worked for a number of security companies since the early 1990s when he wrote the first ever version of Dr Solomon's Anti-Virus Toolkit for Windows. Now an independent analyst, he regularly makes media appearances and is an international public speaker on the topic of cybersecurity, hackers, and online privacy. Follow him on Twitter, Mastodon, Threads, Bluesky, or drop him an email.