This type of worm is embedded in an e-mail attachment, and spreads using the infected computer's e-mailing networks.
Disinfection & Removal
Variants in the Worm:W32/Mimail family are worms that propagate in e-mail messages. The worm code itself is hidden in infected EXE or ZIP attachments.
Some Mimail variants include a payload, which may involve stealing credit card information or conducting Distributed Denial-of-Service (DDoS) attacks against pre-determined websites.
For representative examples of Mimail variants, please see the descriptions below: