Category Archives: Cloudmark

55 Companies and Counting – W-2 Spear Phishing Attacks Continue to Increase

Since January, at least 55 companies have announced that they had fallen victim to a highly tailored spear phishing scheme. This scheme is responsible for stealing and compromising the W-2 U.S. tax records of every employee working for these companies during 2015. In previous years, we saw similar trends in SMS fraud targeting consumers with […]

Cloudmark Trident Blocks W-2 Spear Phishing Attack

Cloudmark’s new spear phishing protection solution, Cloudmark Trident, successfully detected a recent series of spear phishing attacks that are tailored to steal employee W-2 tax information from businesses. This attack has been escalating recently, with the spear phishing attack successfully extracting the personal data of thousands of employees from business such as Seagate Technologies. Coming […]

Apple OS X Ransomware Delivered by Trojanized Transmission App

The short: A newly discovered ransomware-delivering trojan for Apple’s OS X operating system may have infected several thousand users over the weekend. The trojan, OS X.KeRanger.A, was delivered via a malicious build of the Mac OS X bittorrent client ‘Transmission’ and will begin encrypting victims’ local files today after a 3 day waiting period. This […]

RSA: The TLD Explosion

One of Thursday’s RSA sessions discussed the sudden rise of thousands of new top level domains (TLDs) and some unexplored areas that are now subject to abuse that weren’t before. Chris Larson and Daniel Hardman, researchers at Blue Coat, presented some background and findings. With only a few domains available, most notably .com, there was […]

RSA: Key 2016 Trends in Malware

One of Tuesday’s RSA sessions discussed cyber-crime trends for 2016. Sophos’ Global Head of Security Research James Lyne investigated the level of sophistication among current cyber-criminals and discovered the following: Some of them have a high degree of “professionalism” On a site he found selling credit cards and other personal identity information on the Dark […]

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 […]

We Rate the Election Campaigns

With the interminable American Presidential election season now hitting full speed we thought we would grade the campaigns on their mailing practices. The CAN-SPAN law that governs commercial bulk email in the US does not apply to political email, but it is still a good idea to follow best practices when contacting your supporters, if […]

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