“Most cyberattacks to date—by China, Russia, Iran, Syria, North Korea, Israel, the United States, and a dozen or so other nations, as well as scads of gangsters and simple mischief-makers—have been mounted in order to steal money, patents, credit card numbers, or national-security secrets.
Whoever hacked Sony (probably a North Korean agency or contractor) did so to put pressure on free speech—in effect, to alter American popular culture and suppress constitutional rights.”
Source:Sony Pictures attack is a new era in cyberwarfare: Is it an attack on the United States?