Multipartite Viruses Multipartite viruses have a dual personality. Some viruses can be all things to all machines. Depending on what needs to be infected, they can infect system sectors or they can infect files.
Multipartite viruses are particularly nasty because of the number of ways they can spread.
Fortunately, a good one is hard to write. Summary Multipartite viruses have dual capabilities and typically infect both system sectors and files.