Cisco Talos managed to disrupt a major ransomware campaign that researchers believe netted a hacker more than $30 million per year. The team determined that the Angler Exploit Kit used proxy servers of service provider Limestone Networks with the primary threat actor responsible for up to 50 percent of Angler Exploit Kit activity, according to a report on the Talos website. The attackers targeted as many as 90,000 victims per day.
Talos gained visibility into the network’s global activity through a collaboration with Level 3 Threat Research Labs. Thanks to this collaboration, the researchers were able to gain visibility into the attackers’ domain activity, Talos [...]