ESET Threat Blog

How serious can a malicious software infection be these days? Short answer = Very. The video below is a 16 minute answer to that question using pictures of what a malware infection looks like to the bad guy who manages to get a RAT installed on a victim machine. That's R.A.T. for Remote Access Tool … Read More…

When we relayed the FBI/IC3 warning to travelers about a threat involving hotel Internet service overseas last week it produced a lot of requests for advice on how to respond to the threat. So a few of us researchers at ESET came up with a list of data security tips for travelers. These tips will … Read More…

We have just completed fresh analysis of the malicious software known as Win32/Festi. While the "Festi" botnet created with this malware has been in business since the autumn of 2009 we can see that the software is frequently updated, as described in our analysis, and these updates mean Festi continues to be a potent threat … Read More…

The biggest Mac botnet ever encountered, the OSX/Flashback botnet, is being hit hard. On April 12th, Apple released a third Java update since the Flashback malicious code outbreak. This update includes a new tool called MRT (Malware Removal Tool) which allows Apple to quickly push malware removal code to their user base. The first mission … Read More…

If you are a Mac user and you have Java installed on your Mac, then right now would be a good time to run Software Update… from the Apple menu to make sure you have installed the latest Java for Mac OS X update. Installing this update will help protect your Mac from a malicious … Read More…

Even visiting security-oriented websites can sometimes be risky. If you’ve visited the security blog zerosecurity.org this month and you’re also a user of ESET’s security products, you might have encountered an anti-virus alert such as this one:

The detection names may vary. Different variants of the following “generic families” were detected on the compromised websites on different … Read More…

Fraudsters continue to innovate their scam propagation methods. Again using Facebook and a pretense of a shocking video, they also utilize browser plugins to execute malicious scripts. We also see how the malware scene is intertwined, when the user is directed to a dubious Potentially Unwanted Application.
Facebook auto-like scams have been commonplace on the world’s … Read More…

This is a just a short post to make available the security awareness slides that I was using at the RSA Conference in San Francisco last week. Several people asked me for copies to use in their own awareness efforts and I am more than happy to oblige. I believe these slides can be effective … Read More…

Introduction
Mobile World Congress 2012 is almost upon us, and one of the most hotly-anticipated topics is the next generation of Microsoft’s smartphone operating system Windows Phone 8, which has been kept under wraps far more tightly than its PC counterpart, Windows 8.
While Microsoft was an early adopter in the creation of smartphones with Windows Mobile, … Read More…

Here are some recently released podcasts by ESET Rearchers, addressing current topics such as the recent VeriSign hacks, the takedown of MegaUpload, and the problems with using good malware to catch the bad guys:
1. VeriSign, Credit Card Processor, Hacked Multiple Times
2. Mega Upload Website Shutdown by U.S. Department of Justice
3. Is The Stop Online Piracy … Read More…