Researchers Hijack Botnet for Spam Study"
November 10, 2008  |  John Leyden, The Register

Pharmacy-touting spammers can turn a decent return on response rates as low as one in 12 million, far lower than previously thought. So say security researchers at the University of California, San Diego and UC Berkeley, who infiltrated the control system of the Storm botnet to research the economics of spam.