Originally Posted by RawAlex

Sexus, the numbers reflect where the email is sent from, not the "source". The common deal is to take over end user's PCs, running them as spam zombies. With so many people having DSL and cable modems, it is really quite and effective way to spam, especially for spams that don't require people to take any action online (stock spams, example). The source of many of these zombie take overs are eastern block countries.