Author Archives: Avast Blog

Mobile Drive-By Malware example

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Several days ago we received a complaint about javascrpt.ru. After a bit of research, we found that it tries to mimic ajax.google.com and jquery, but the code is an obfuscated/packed redirector. After removing two layers of obfuscation, we found a list of conditions checking visitors’ user Agent. From these conditions. we got a clue and […]

How do I use the new Software Updater in avast 8?

Question of the week:  I just updated my avast to version 8. The new look is great! There’s a feature called Software Updater that looks interesting. How do I use it? Great question, and thanks for the compliment on avast! 8’s new look. To answer your question about the new avast! Software Updater, let me […]

My favorite avast! user feedback so far in 2013, from a ‘moonshiner’ in Wyoming

As most of our readers and fans know, we now protect more devices (PC, Mac, and Android) globally than any other antivirus provider. As our business model is such that our freemium software serves as our ‘advertising’ (we don’t do traditional advertising), and most of our users come to us via referrals, we receive quite […]

Sneaky little bastard

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It has been two or three months since I last blogged about Android malware. But that definitely doesn’t mean there aren’t any new threats. There are plenty! Here are two quick comparisons from the last two years: Growth of the malware problem of the platform in January 2012 compared with January 2013 is far from […]

Malware Attacks

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Make sure you friend Avast on Facebook so you won’t miss our original comic strip, MALWARE ATTACKS!!. Here’s a quick catch-up in case you missed the first installment – We meet unfortunate aliens fleeing their embattled home world in search of help against the evil Malware Empire. The fate of their planet rests on their […]

Does size matter?

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They say size doesn’t matter… however, at Twitter it actually does! How can you express yourself, knowing that you MUST use no more than 140 characters? How can you tell everything about Avast and still fit within this number? How can you respond to Avast users knowing this limitation? Well, by setting up and communicating daily via […]

The Race to the Top (of the Software list)

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People love lists. Lately, I’ve seen lists for 7 Ways to Look Younger, Worst Dressed at the Grammys,  and our favorite, Top 5 Facebook Software Pages. Late last year, as the number of fans on our popular Facebook page increased, Julia, my fellow Queen of the avast! FREEks, and I noticed that we were quickly […]

Malware: Dollar Equals Tilde Square Brackets

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Recently we encountered a very suspicious piece of code on some Joomla-powered webpages. The code looks as if garbled and without any special meaning, and starts like this: Upon closer observation, several strange things are to be noted. First, there are no alphanumerical symbols to be seen in any part of the code. Second, on […]

Avast antivirus 2012 trial? No, just a scam

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I don’t know what kind of curiosity leads people to the dark corners of the internet, when they want to obtain a new version of antivirus software. It’s somehow irrational to find security software at insecure places. But…. it happens. As you can see, the file name is Avast_Antivirus_2012_Trial_Verion.exe – but it is definitely not […]