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A unique ‘fileless’ bot attacks news site visitors

16

Mar

2012

In early March, we received a report from an independent researcher on mass infections of computers on a corporate network after users had visited a number of well-known Russian online information resources. The symptoms were the same in each case: the computer sent several network requests to third-party resources, after which, in some cases, several […]

Category General Written by Securelist / Blog 0 Comments

Spam campaign uses Blackhole exploit kit to install SpyEye

15

Dec

2011

This article was written in collaboration with my colleague Jean-Ian Boutin. The Wigon botnet (also known as Cutwail) is being used in a massive spam campaign. A multitude of ruses are used to get the user to click on a link: fake LinkedIn or Facebook notifications, free Windows licenses, fake deliveries etc. The links are […]

Category General Written by ESET ThreatBlog 0 Comments

Java Drive by download attack

13

Dec

2011

Recently I blogged about how attackers are forcing users to download fake codecs to spread malicious content. I’ve also encountered across another drive by download attack vector, which uses Java applets to execute downloaded malicious content on the victim’s machine. Download and execution of malicious content happens without user interaction. Let’s take look at a […]

Category Security Written by Zscaler Research 0 Comments

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A unique ‘fileless’ bot attacks news site visitors

Spam campaign uses Blackhole exploit kit to install SpyEye

Java Drive by download attack

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