Category Archives: Ransomware

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 […]

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 […]

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 […]

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