Category Archives: Cloudmark

Cloudmark’s Security Threat Report, 2016 Q1

Cloudmark’s Security Threat Report for Q1 of 2016 is now live. This quarter we cover: Characteristics of and methods used in script-based Locky ransomware attacks The Locky family’s explosion onto ransomware scene in Q1 due to aggressive distribution A look at the regions most impacted by Locky Analysis of Locky attacks sent to Japan, the […]

The Top 5 CEO Email Wire Fraud Attacks: Rising in Frequency, Increasing in Financial Losses

As an attack, the CEO email wire fraud attack couldn’t be simpler. There’s no malware to write and no malicious code or links to implant. It’s a text only email, plain and simple – but it’s the social engineering that makes it work. Due to its simplicity, these spoofing attacks are one of the fastest […]

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 […]

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