Preet Bharara, the United States Attorney for the Southern District of New York, announced that Marina Dubin, a real estate paralegal, was sentenced yesterday to two concurrent three-year prison sentences in connection with her involvement in a multimillion-dollar, sub-prime mortgage fraud scheme and another foreclosure rescue scheme. Dubin, 33, of Brooklyn, New York, pleaded guilty to two counts of conspiracy to commit mail, wire and bank fraud on June 12, 2008, before United States District Judge Richard J. Holwell, who also imposed the sentence yesterday in Manhattan federal court.