 After leaked footage said to be from a forthcoming Grand Theft Auto game appeared online over the weekend, Take-Two Interactive Software Inc. TTWO, -1.72 said in a filing with the Securities and Exchange Commission Monday morning that the actions were a result of an intrusion into its network. Rockstar Games, the Grand Theft Auto publisher thats part of Take-Two, experienced a network intrusion in which an unauthorized third party illegally accessed and downloaded confidential information from its systems, including early development footage for the next Grand Theft Auto, per the filing. 