This TOP 10 chart of ROKSO-listed spammers is based on those Spamhaus views as the highest threat, the worst of the career spammers causing the most damage on the Internet currently. Spamhaus flags these as a priority for Law Enforcement Agencies.
1 Canadian Pharmacy United States
A long time running pharmacy spam operation. Uses botnet spam techniques to send tens-of-millions of spams per day. Probably uses many affiliates all over the world to spam but is probably based in Eastern Europe and hosts sites on botnets and on Chines
2 Leo Kuvayev / BadCow Russian Federation
Russian/American spammer. Does "OEM CD" pirated software spam, copy-cat pharmaceuticals, porn spam, porn payment collection, etc. Spams using virus-created botnets and seems to be involved in virus distribution. Partnered with Vlad - aka "Mr. Green"
3 HerbalKing India
Massive affilitiate spam program for snakeoil Body Part Enhancement scams. Also does replica luxury goods, pharma and porn. Spams via botnets, bulletproof hosting offshore and even sometimes uses fast flux hosting.
4 Vincent Chan / yoric.net Hong Kong
Vincent Chan and his Chinese partners have been sending spam for years. They mainly do pharmacy, and are able to send out huge amounts daily. The use a vast amount of compromised machines, for sending, hosting and proxy hijacking.
5 Alex Blood / Alexander Mosh / AlekseyB / Alex Polyakov Ukraine
So many Alex & Alexey spamming! Alex Blood tied to Pilot Holding & bbasafehosting.com long ago, then Alex Polyakov posted he owned them. Massive botnet and child-porn spam ring, also pharma, mortgage, and more. May work with Kuvayev and Yambo.
6 Nikhil Kumar Pragji / Dark-Mailer Australia
Through the Dark-Mailer Windows based proxy-botnet based spamware, this spammer is responsible for and behind a large portion of the world's illegally send spam.
Queensland
7 Peter Severa / Peter Levashov Russian Federation
A spamming partner of Alan Ralsky and other spam gangs.
8 Yambo Financials Ukraine
Huge spamhaus tied into distribution and billing for child, animal, and incest-porn, pirated software, and pharmaceuticals. Run their own merchant services (credit-card "collection" sites) set up as a fake "bank."
9 Ruslan Ibragimov / send-safe.com Russian Federation
Stealth spamware creator. One of the larger criminal spamming operations around. Runs a CGI mailer on machines in Russia and uses hijacked open proxies and virus infected PCs to flood the world with spam.
10 Rove Digital Estonia
Botnets, malware, spam, pharming, DDoS. Inhoster, Cernel, Esthost, Atrivo. What else needs to be said?
Find Out More About Spam:
http://www.spamhaus.org/
Spam Sent 40 million
Click through ratio 0.12%
Total Click-throughs 48,000
Click-through-to-sales ratio 1/200
Total sales 240
Total sales revenue $37,440.00
Spammer Commission rate 50% (Gah!)
Total spammer income $18,720.00
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Weekly costs
Bulletproof hosting $230
4 days of botnet access $6800
Email addresses $4000
Total Costs $11,030
Net Profit $7690
Or about $350,000 per year