Step 1: List down all possible things that you perceive - likes and dislikes - about all specializations
Step 2: List down a set of your target institutes that you want to pursue your MBA from. Make the list comprehensive and also add certain institutes that you may want to keep as last preference.
Step 3: You need to connect with certain set of people on LinkedIn who have been through the process. Those who have graduated from the institute in the recent 2 batches and understand their experience of academics, industry interaction, exchange programs, placements, job profiles offered and understand the work that people do in those job profiles.
Step 4: Finally, After all of this, analyse the specialization with respect to your strengths and weakness and most importantly your area of interest.