Also see:

Once on a computer, Qakbot steal banking credentials and other files. The program allows the cybercriminal group controlling the botnet to inject transactions into online banking sessions, stealing money from the victim's account.

Because of its success within corporation, the bot program could also be used to steal corporate data. For cybercriminals, however, bank account credentials continue to be a ready source of cash, so it's likely that they will continue to focus their efforts there.

"The ultimate aim, like almost every other threat we see, is to make money," Thakur says. "And these guys are using the most lucrative data they can get to make money."

in CSOonline's Malware/Cybercrime section.