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Updates on OSX/Tsunami.A, a Mac OS X Trojan

27

Oct

2011

Yesterday, ESET announced the discovery of a new threat against the Apple Mac OS X platform. Today, we have found a new version of the same threat. The new version is similar to the previous version with two important differences. The first addition to this threat is that it now implements persistence on an infected […]

Category General Written by ESET ThreatBlog 0 Comments

Linux Tsunami hits OS X

25

Oct

2011

We’ve just come across an IRC controlled backdoor that is enables the infected machine to become a bot for Distributed Denial of Service attacks. The interesting part about it is that it’s a Mach-O binary – targeting Mac OS X. ESET’s research team compared this to samples in our malware collection and discovered that this […]

Category General Written by ESET ThreatBlog 0 Comments

W32.Virut: Using Cryptography to Prevent Domain Hijacking

24

Aug

2011

W32.Virut is a Windows file infector that’s been around since 2006. It usually makes the top 10 in threat charts and therefore deserves regular scrutiny. Analysis of recent variants show that changes were made to strengthen the communication protocol between the bots and the command and control server to prevent blacklisting, sinkholing, and hijacking of […]

Category General Written by Symantec Security Response Blog 0 Comments

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Updates on OSX/Tsunami.A, a Mac OS X Trojan

Linux Tsunami hits OS X

W32.Virut: Using Cryptography to Prevent Domain Hijacking

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