Virus-like program that spreads automatically to other computers by sending itself out by email or by any other means. A program that propagates itself by attacking other machines and copying itself to the affected machine.
Worms have self-replicating code that travels from machine to machine by various means. A worms first objective is merely propagation. Worms can be destructive depending on what payload they have been given. Worms may replace files, but do not insert themselves into files.
SoundBot appears as Soundman.exe in the system32 directory of the infected computer. Once infected with this worm, it will map all endpoints on the victim's network. It specifically looks for open ports and weak login credentials. It also disables several security applications upon installation to avoid detection.