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Posts Tagged ‘anti virus’

Win32/Alureon brings back old school virus techniques, enhanced

16
May
2011

In 1999, a new virus, Win32/Crypto, was discovered. It was using brute-force attacks against its encryption key to decrypt its body. Today, in 2011, variants of Win32/Alureon are bringing this old-school technique back to life, with some extra naughtiness, as you will see below. While working recently on different Win32/Alureon samples, we noticed some behaviour […]

Category General Written by Microsoft Malware Protection Center 0 Comments

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Defending SEO with Layered Protection

13
May
2011

The use of search engine optimisation (SEO) in malware distribution has been discussed many times on this blog. In most cases, the attacks are used to redirect unsuspecting users to scareware (fake anti-virus) sites, where they are tricked into installing fake AV. The attacks have historically been Windows-specific, but recently we have seen the attackers […]

Category General Written by Naked Security - Sophos 0 Comments

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