Fraud withdrawal using my debit card?

Question

Today, my wife got a fake call from and mentioned to be an employ of  bank and he will arrange a new debit card of my account in . He wanted to reconfirm the existing Debit card number from my wife that was unfortunately shared. We later checked from the bank around 10.30 am and found fraud already done. An amount of Rs 50k has been withdrawn by the impostor using my debit card number n the details are marked tick in the attachment for your ready reference. There are seven transactions while withdrawing the money.