The Hindu Business Line : Double trouble:
Virus writers were known as the more technical group, while spammers were renowned for their commercial `acumen' as opposed to their programming skills." Their profiles were also different: "The virus writer has stereotypically been the angry adolescent male with a chip on his shoulder, writing viruses to gain approval and notoriety from his cronies. Spammers, on the other hand, had a more materialistic goal in mind - to make a profit."

Now, notwithstanding these differences in their intentions and nature of operations, spammers and virus writers are increasingly acting in connivance with each another