Agregando un poco mas de sal al problema de las botnets y del "Attack as a Service (AaaS)" (no se si exista el termino pero ya que esta la moda del computo en la nube) una nota interesante:
Study finds the average price for renting a botnet
"Based on an experiment conducted by researchers from VeriSign’s iDefense Intelligence Operations Team, involving 25 different "rent a botnet" underground marketplace propositions, they were able to conclude that the average price for renting a botnet is $67 for 24 hours, and $9 for hourly access."
Aqui hay algunos articulos relacionados (a bontnets):
The attack of the opt-in botnets
The biggest cloud on the planet is owned by ... the crooks