Crush Oreos into fine crumbs and mix with reserved filling.
Beat cream cheese with sugar, vanilla, and salt until smooth.
Combine Oreo crumbs with cream cheese mixture.
Chill mixture 30 minutes until firm.
Scoop and roll into balls, place on baking sheet.
Chill truffles for 1 hour.
Melt white chocolate with coconut oil until smooth.
Dip truffles in chocolate, garnish with crumbs.
Let set on parchment until chocolate hardens.