According to research done by the folks at Cisco, bots can be had for as little as 10 cents right now. A Cisco researcher talks about a recent undercover foray into the hacker underground in which he discussed bot pricing with real botmasters. He told a Cisco researcher posing as a fellow botmaster that the market rate for a bot is between 10 cents to 25 cents per machine. But that rate is likely a moving target, says Joe Dallatore, senior manager in Cisco s security research and operations group.
Source: https://threatpost.com/botmasters-holding-summer-clearance-sale-082109/72952/