Almost all the B-schools have IT as a specialization. The list is as follows:
For you to be eligible for the CAT you need minimum of %0% and moreover the B-schools base their intake on the basis of the entrance and their PI.
The highest score for IIM is 99 percentile. Nevertheless, you can also conside rthe other A+ B-schools like S P Jain, MDI, NITIE, IMT Ghaziabad, MICA, TAPMI etc.
Hope this helps.