That most certainly looks like liquid damage of some sort. I know you bought it new, but I wonder if it was previously owned and taken back to the store... Things can be re-sealed and BB has done this in the past, it isn't hard.
That being said, you are going to have an uphill fight on that one. It would be best to find someone who can d a board level repair on it for sure.
That being said, you are going to have an uphill fight on that one. It would be best to find someone who can d a board level repair on it for sure.