Ind. Code § 32-30-13-1

Sec. 1. If, upon the sale of real or personal property of a debtor, the title of the purchaser is invalid as to all or any part of the property by reason of any defect in the proceedings or want of title, the purchaser may be subrogated to the rights of the creditor against the debtor, to the extent of the money paid and applied to the debtor's benefit.