The 'Anastasia' Russian/Ukraine dating site has many complaints...
For example the Anastasia.com RIPOFF REPORT / Anastasia.com Internet Complaint Review
A quick search of Google using Russian reveals advertisements placed by various agencies.
“Our company works with foreign dating sites, we want to offer you a very beneficial partnership. On the condition that you agree to put your photos on our site, we give you a free professional photo shoot, we give for the registration of perfume or the same amount of money at your discretion. Once your profile is registered you will receive expensive and valuable gifts, and you will receive a certain amount per month for the fact that you will be registered with us. The amount will depend on the number of letters that will be coming to your profile. All other details we are ready to discuss with you. We will be glad to meet you !!!”