Standard Chartered Bank — receiving charity fund from uk

Address:

29 It park dehradun, Dehradun, Uttarakhand, 248001

I received a mail from uk that she is decided to give me 2.5 million british pound for charity at the last stage of her life. Her advocate get my details and send me a certificate which is attached with this details. Now she is asking for my bank account and details. She said i will send u all money legally and will stand by me for any legal issues. She told me to send my details with request email to following address - to
Dr. Johnson raymond
The payment director,
Standard chartered bank london,
Wire transfer department.
Address: #.1, basinghall ave,
London ec2v 5dd, united kingdom
Bank e-mail: [protected]@accountant.com
Tel:[protected]
Fax:[protected]

So kindly clarify me is it a spam or real. Her name is mrs. Muna abu sulaymana and escrow sundry account #.[protected].