Can you provide proof that these were indeed purchased from the seized assets (if there were any?). It seems like an incredibly good offer at 1.5BTC for the lot unless they are encrypted in which case the chances of recovery are extremely slim.
Here is the court order:
(see pg. 21 and exhibit B)
http://cryptsyreceivership.com/v1/wp-content/uploads/2016/06/CCF_000148.pdfThe forensic team has previously determined that none of these wallets are encrypted. None of the other wallets were encrypted. And I can guarantee the buyer that none of these wallets are encrypted.