The investor plans to join Deutsche Bank to purchase a stake in the business for $250m according to business newspaper Vedomosti.
Those shares are currently held by the company itself.
RDIF is preparing for its busiest year on record in an attempt to put the country on the map according to director Sean Glodek, who spoke to AltAssets in March.
The fund, which was set up a year and a half ago, plans to allocate $2bn this year and anticipates some major private equity firms will join it in deals expected to range from$100m to more than $1bn.
Having established a strong relationship with sovereign wealth funds, RDIF has also done a few deals with buyout majors such as China Investment Corporation and BlackRock.
Glodek said the fund was also currently working and looking at opportunities together with such private equity firms as TPG Capital, Apollo, Apax Partners, Blackstone and Warburg Pincus.
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