Web threats

In the past ten years, botnets have evolved from small networks of a dozen PCs controlled from a single C&C into sophisticated distributed systems comprising millions of computers with decentralized control. Why are these enormous zombie networks created?

As in previous months, this malware rating is compiled from data generated by the Kaspersky Security Network (KSN). However, slightly different methods have been used to select and analyze the data.

Two Top Twenties have been compiled from data generated by the Kaspersky Security Network (KSN) throughout May 2009.

Two Top Twenties have been compiled from data generated by the Kaspersky Security Network (KSN) throughout April 2009.

Today we’ve seen a new variant of Net-Worm.JS.Twettir going around on Twitter. Kaspersky products detect it as Net-Worm.JS.Twettir.h.

The way that computer viruses and malware travel has evolved in much the same way that information itself has changed in the way it travels.

As we wrote yesterday, the Kido botnet has installed another well-known worm – Iksmas, aka Waledac – on infected computers.

There’s been a huge amount of attention around Kido/Conficker/Downadup this week. As the vast majority of experts anticipated nothing happened on the first of April.

Two Top Twenties have been compiled from data generated by the Kaspersky Security Network (KSN) throughout March 2009.

Criminals are using the Kido/ Conficker hype to bring their rogue Anti-Virus amongst the people.

Two Top Twenties have been compiled from data generated by the Kaspersky Security Network (KSN) throughout February 2009.

2007-2008 was the start of a new period characterized by a rapid increase in the number of Trojan programs designed to steal information, mostly related to bank accounts and online games.

Unlike our previous six-month and annual statistical reports, this report is completely based on data collected and processed using the Kaspersky Security Network (KSN).

We have seen quite a few different and controversial comments regarding the recent attack on usa.kaspersky.com/support. People have questions and want answers: what really happened and what risk did the penetration create?

As a member of group dealing with the incident analysis I would like to…

Two Top Twenties have been compiled from data generated by the Kaspersky Security Network (KSN) throughout January 2009.