Preheat oven to 350 degrees. Lightly grease 9x9 square dish and set aside.
In large bowl, mix brownie mix with eggs and butter until combined. Stir in white chocolate chips. Pour into prepared pan and smooth the top. Bake 25-35 minutes or until toothpick comes out clean when inserted. Cool completely.
Whip cream cheese and butter together until light and fluffy. Stir in remaining ingredients and whip until smooth. Scrape sides and whip again. Spread mixture over top brownies. Top with crushed Oreos and cut into bars. Serve.