This was the building used as the Nakatomi Corporation in the movie.
Die Hard is a 1988 American action film directed by John McTiernan and written by Steve de Souza and Jeb Stuart. It is an adaptation of the 1979 novel Nothing Lasts Forever by Roderick Thorp and follows New York City Police Department officer John McClane (Bruce Willis) on a Christmas Eve as he takes on a group of highly organized criminals, led by Hans Gruber (Alan Rickman), performing a heist under the guise of a terrorist attack, using hostages, including McClane's wife Holly (Bonnie Bedelia), to keep the police at bay.