In October, news leaked out of Russia that authorities had arrested and charged the malware kingpin known as Paunch The 27-year-old accused malware author earned $50,000 per month from his illegal activity. Blackhole is commercial crimeware designed to be stitched into hacked or malicious sites and exploit a variety of Web-browser vulnerabilities. The MVD estimates that Paunch and his gang earned more than 70 million rubles, or roughly USD $2.3 million.”]
Source: https://krebsonsecurity.com/2013/12/meet-paunch-the-accused-author-of-the-blackhole-exploit-kit/