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Worm 2.0, or LilyJade in action

21

May

2012

It is quite rare to analyze a malicious file written in the form of a cross-platform browser plugin. It is, however, even rarer to come across plugins created using cross-browser engines. In this post, we will look into a Facebook worm that was written using the Crossrider system – a system still in beta testing.Image […]

Category General Written by Securelist / Blog 0 Comments

ZeuS Ransomware Feature: win_unlock

21

May

2012

Earlier today, while doing our daily data mining, we came across a new variant of ZeuS 2.x. It includes a new backdoor command called: win_unlock. Very interesting, turns out this slightly modified ZeuS 2.x includes a ransomware feature. When this particular variant is executed, it opens Internet Explorer with a specific page (lex.creativesandboxs.com/locker/lock.php) and prevents […]

Category General Written by F-Secure Antivirus Research Weblog 0 Comments

Follow up on the top blacklisted sites

19

May

2012

Earlier this week, I researched the top websites blacklisted by Google. I’ve looked at more of these websites over the last three days to better understand the most common attacks. The findings are quite disappointing. First, most infected websites are not cleaned up after three days. Webmasters should see a huge drop in their traffic, […]

Category Security Written by Zscaler Research 0 Comments

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Worm 2.0, or LilyJade in action

ZeuS Ransomware Feature: win_unlock

Follow up on the top blacklisted sites

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