Perhaps they are not from Russia, they are inside jobs.
Channel 4 investigation on Venntro / Globals Personals (Whitelabel dating)
How Alexa shows BBC of London UK incinerated Cupid PLC.
Fake profiles are wooing lonely hearts on sites far beyond AshleyMadison
A former employee of Affinitas GmbH. that says in a review they create fake profiles from inside?
Some forums with comments saying fake profiles at eDarling Spain
EliteSingles Uk, tallest men in the world