Fraud of Rs. one lakh by Missleading

Mr. Rajiv Malhotra, Sales executive of Shoppistan, told me that i have won second prize of Rs.11.25 lakh in Win gold contest of this company and i have to pay Rs. one lakh for this. They told me that Rs. one is payable for generating Blocking code and nominee code. They told me that i will get amount of total Rs12.25 (01+11.25) within one week but more than one month had been passed away , but till now i didn’t get any cash . His contact number is- 01204885380, 0828541206, 01165698882,011206500930. He called me from all these number’s. I have also recordings of his voice is available. kindly guide me and help me , how can i get my money back and please punish these cheater’s.