This campaign is an example of the continuing activity of malware distribution gangs on the internet and the continued evolution of exploit kits. The Talos Security Intelligence and Research Group (Talos) that contributes threat information to the Cisco Collective Security Intelligence (CSI) ecosystem, investigates the Nuclear exploit kit and publishes its findings on a couple of key elements. These elements relate to the evolution of the exploit kit.
Read more and learn how to protecting users against these threats here – https://blogs.cisco.com/security/talos/evolution-nuclear-ek/