1Unauthorized Cryptocurrency Mining Surged in 2017, Symantec Reports
In its tracking of attacks over the course of 2017, Symantec saw a lot of different types, but one attack class stood out: unauthorized cryptocurrency mining, also referred to as cryptojacking. In fact, there was an 8,500 percent increase in detected unauthorized cryptocurrency miners on endpoint computers in 2017, Symantec revealed on March 22 in volume 23 of its Internet Security Threat Report. Cryptocurrency miners are not limited to just Microsoft Windows operating system either, as Symantec also found attacks against Apple’s macOS as well. Other trends observed by Symantec include an increase in spam, as well more new ransomware variants in 2017 than in 2016. In this slide show, eWEEK looks at some of the highlights of the 89-page Symantec Internet Security Threat Report.
2Huge Increase in Coinminer Detections
3Cryptocurrency Mining Increased as Monero Value Grew
Symantec observed a direct correlation between the value of the Monero cryptocurrency, which is what most of the coinminer operations were mining, and the number of detected infections. In December 2017 alone, Symantec reported 1.7 million coinminer detections as the value of Monero surged to $321, up from only $12 in January 2017.
4Apple macOS Is Also a Target
5Spam Rate Increases
6Spear-Phishing Emails Are Top Attack Vector
7New Ransomware Variants Spike
8New Mobile Malware Rises
9Attack Origins Vary
Attacks in 2017 came from all over the world, though the top source, at 21 percent, was China, according to Symantec. The U.S. came in second at 11 percent of attacks.