Rediff.com India — my rediffmail account hacked and details changed

Address:

Hyderabad, Andhra Pradesh

My rediff account is hacked and my contacts sent nasty mails

Dear sir
Regret to inform my rediff account has been hacked with a malicious intent.
My rediff account is hacked and the hacker had changed all the information my email id is chordindia[protected]@rediffmail.com
Please contact on the alternate email id: [protected]@yahoo.com
My phone no, alternate email id are changed. Please help me recover my account as soon as possible. Because the hacker has been sending mails to my business contacts soliciting money on my name

Hope you understand the gravity of the situation and provide the help on top most priority/most urgent basis.