According to the Turkish newspaper Milliyet, the Black Sea based side are preparing a offer of €700,000 plus two players.
However, Sivasspor have set a valuation of €5 million on Aatif and are unlikly to let their star man go for a cut price.
Aatif has scored 16 goals for Sivasspor in the Turkish Super Lig this season. The 28-year-old scored 17 goals last season and has a year and a half remaining on this contract.
The Moroccan international joined SIvasspor from Chern Burgas for €1 million back in July 2012.
Rizespor host Trabzonspor at the Yeni Rize Stadium on Sunday, kick-0ff is at 14:00 (GMT). Hikmet Karaman’s side have lost four games in a row and have lost four of their last six games at home.
The Black Sea based side sit in 15th place with 28 points in 29 games while Trabzonspor are in 6th place with 47 points in 29 games.