ESET Threat Blog

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…

As written in our “Password management for non-obvious accounts” blog post on February 22, the FBI confiscated the DNS Servers used by the DNS Changer malware and replaced them with different servers so that infected users would not be left without internet right away. Initially these replacement DNS Servers were to be taken offline on … 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…

Our white paper on Potentially Unwanted Applications (PUAs) has been revised with additional information, including information about how legitimate software can become classified as a PUA due to its misuse, a discussion of a type of downloader called a software wrapper and updated screen shots. It can be found in the White Papers section  Problematic, … Read More…

I want share with you what ESET Latin America’s Research team thinks will be the main trends in malware and cybercrime in 2012. In our office it is usual to produce an analysis of emerging trends in a year-end report and so, in keeping with recent postings by my ESET colleagues, I present a summary … Read More…

While I share the reluctance of my colleagues to predict the future, I think there are some trends that can be classified as “reasonably likely to occur” in 2012. I make no promises, but here’s what I think we will see, in no particular order of importance or certainty.

We will see increased interest in digitally … Read More…

An emerging information security threat highlighted this week by Róbert Lipovský, namely theft and abuse of digital certificates by malware creators, serves as a timely reminder that these certificates are highly valuable digital assets that should be accorded the highest levels of protection. If your company uses certs purchased from root authorities such as Verisign, … Read More…

The news that Japan's top defense contractor and weapons maker, Mitsubishi Heavy Industries, fell victim to cyber attacks in August is likely to increase the pressure to improve information system security from Tokyo to the Pentagon and every government contractor, outside vendor, and supplier in between. As pointed out in the Reuters report, the Japanese contractor–commonly … Read More…