Cyb3r0c3r from Team Pak Cyber Pyrates claimed to have hacked 4600 Indian websites.  According to hackers, the hack is revenge for continuous Pakistani websites hack from the Indian hackers. 

Pakistani hackers had been ignoring them for long but they became angry when some Indian hackers hacked some Pakistani sites and broadcasted some aggressive content towards Muslims.

Above 4600 Indian sites including 4 Indian University Websites have been hacked in this attack.

The list of hacked sites can be found here:
http://pastebin.com/8sZ4C7Kp