The first teaser of superstar Mahesh Babu's upcoming Tamil-Telugu bilingual "Spyder", a thriller based on bio-terrorism, was unveiled on Thursday and in no time it took the internet by storm.The one minute and 15 seconds teaser, which features a hi-tech spider, hints that the film could be high on technical wizardry.Directed by A.R. Murugadoss, the film deals about bio-terrorism."Mahesh Babu plays an Intelligence Bureau officer who takes on infectious agents with the help of hi-end technology. The film is very high on action and it features Mahesh in his most sophisticated avatar yet," a source from the film's unit told IANS.Also starring Rakul Preet Singh, SJ Suryah and Bharath, the film has music by Harris Jayaraj.The film, made on a lavish budget, is gearing up for September 30 release.