Threats

A bot, also known as a zombie, automatically performs a task or set of tasks usually under the command and control of a remote administrator, or what is known as a bot master.

Social media bots have been used by spammers/scammers on social media sites as a method of pushing their spam/scam to numerous accounts. They do so by increasing the number of followers on their bot accounts, increasing likes/views, and also as a method to mass distribute malicious content.

Spam is the general term used to specify unsolicited emails.  Malware Spam or MalSpam is the term used to designate malware that is delivered via email messages.