Amid much speculation by private security analysts, the FBI stood by its claim this week that North Korea was responsible for the hack against Sony Pictures. Damian Dovarganes/AP hide caption

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The Interview is now Sony's top online movie. It earned $15 million through rentals and sales, the studio said. It pulled in almost another $3 million from theater screenings. Jim Ruymen/UPI/Landov hide caption

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The Interview starring James Franco and Seth Rogen opened in 331 mostly independent theaters and on streaming sites Christmas Day. It's estimated to rake in $4 million in its opening weekend. Marcus Ingram/Getty Images hide caption

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Attendees walking past the Sony PlayStation booth at the Game Developers Conference in San Francisco in 2012. The PlayStation and Microsoft's Xbox consoles were experiencing a possible hack on their online sites. Paul Sakuma/AP hide caption

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The toxic ingredients of a cyberattack like the one North Korea is accused of unleashing on Sony Pictures are available in underground markets. Damian Dovarganes/AP hide caption

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The Alamo Drafthouse theater chain will show The Interview starting on Christmas Day. Paul J. Richards/AFP/Getty Images hide caption

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A poster for The Interview. Some theaters now say they will show the comedy, which Sony Pictures had pulled following threats. Jim Ruymen/UPI /Landov hide caption

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Sony Pictures CEO Michael Lynton says the computer hacking against his company is "the worst cyberattack in U.S. history." Experts say other attacks have affected more people. David McNew/Reuters/Landov hide caption

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Workers remove a poster for The Interview from a billboard in Hollywood, Calif., after Sony canceled the movie's Christmas release due to a terrorist threat. The hacking of Sony's networks has sparked a war of words between the U.S. and North Korea. ROBYN BECK/AFP/Getty Images hide caption

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Sony Pictures was forced to cancel the release of its film The Interview this week after the hacking group, Guardians of Peace, threatened theaters that planned to screen the movie. AFP/Getty Images hide caption

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