Category Archives: Malware

Cloudmark’s Annual Global Threat Report for 2015

Cloudmark’s Annual Threat Report for 2015 is now available and covers the following topics: A look at how enterprises are trying to combat spear phishing and how well these attempts succeed or fail, according to a new survey of 300 companies How the Swizzor malware propagates by camouflaging itself to evade spam filters The risks for brands […]

Spear Phishing: The Secret Weapon Behind the Worst Cyber Attacks

To users, spear phishing emails may seem like innocent requests for information or other forms of benign contact, potentially appearing to even come from a person or company a user is friendly or familiar with. But for attackers, spear phishing emails are most often the best way to get the keys to the kingdom. Most […]

2016 Security Predictions

The stream of massive data breaches continued in 2015. It seems that no sector was immune to hacking: banks, government, dating sites, healthcare, ISPs, and even security companies were compromised. Anywhere there was sensitive data hackers were trying to obtain it, and in many cases they succeeded. However, hacking is not entirely without risks, and […]

Using DNS for “Local” Threat Intelligence

In a session I attended at the RSA Conference in San Francisco, one of the panelists was asked a question in the Q&A section about detecting malware that stays entirely in memory, i.e. Avoiding detection by never writing itself to disk. The panelist’s answer was insightful; he stated that malware still needs to communicate with […]

Cloudmark’s 2015 Q1 Global Threat Report

With articles on the rise and fall of a major spammer, the pros and cons of DNSSEC, Canada’s Anti Spam Law, ransoming your data, home router compromises, and casino advertising that went too far, Cloudmark’s Threat Report for 2015 Q1 covers the latest in the cyber threat landscape. We normally imagine that most spam sent […]

Fake Pizza Hut “Free Pizza” Coupons Latest Malware Threat

Starting on October 28, we saw a new hook used to try and trick users into installing a Trojan on their computer – Free Pizza. Fans of Robert Heinlein will be familiar with the acronym TANSTAAFL – There Ain’t No Such Thing As A Free Lunch. In this case TANSTAAFPE – There Ain’t No Such […]

The Impact of Shellshock

Shellshock has been getting a lot of press as the worst security bug ever, but while it is terribly embarrassing for the open source movement, I believe the real world impact will be fairly limited. The bug is a fundamental flaw in bash, the command line interface on most Linux and Mac machines. (For once […]

Android Worms And How To Prevent Them

Recently, a malware attack in China infected around 100,000 Android devices in a few days. FireEye described the attack in their blog, and christened it XXShenqi. They call it a phishing attack, but I prefer the term worm, in that infected devices sent SMS messages to the owner’s contact list attempting to convince them to […]

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