35% of all spam intercepted by Sophoss global network of spam traps comes via European computers. Europe has snatched the top spot from Asia and North America. Spammers dont use their own computers to send out the spam that is arriving in your inboxes. Instead, they take over botnets of compromised computers and send out junk mail without the knowledge of their rightful owners. These cybercriminals are motivated by money – and they don’t just use your hacked PC to spread spam.”]
Source: https://grahamcluley.com/europe-leapfrogs-asia-top-spamrelaying-continent/