A malicious software program has infected the computers of more than 2,500 corporations around the world, according to NetWitness, a computer network security firm.
The malicious program, or botnet, can commandeer the operating systems of both residential and corporate computing systems via the Internet. Such botnets are used by computer criminals for a range of illicit activities, including sending e-mail spam, and stealing digital documents and passwords from infected computers. In many cases they install so-called “keystroke loggers” to capture personal information.
Full story: Malicious Software Infects Corporate Computers – NYTimes.com