Kdt — harassment

I applied for a home-based online work in a kdt company.
Those companies, with their intelligently get my adharcard, address, photo and my signature, cleverly. It was said that you have to do this work in 10 days and if you can not do then the penalty will be filled. B ut they didn't given any work to me how should i do that and now they send 2 mails that you have to pay dues. Im soo panic and tension please help me sir