Its definitely a hacked account.
Sudden activity on the 22nd/23rd selling/buying stuff
He's here trying to sell a Merched Amazon account: https://bitcointalk.org/index.php?topic=1780094.msg17935880#msg17935880
A Thevault.bz account for 175$: https://bitcointalk.org/index.php?topic=1788264.msg17935888#msg17935888
An Amazon Prime Account for sale here: https://bitcointalk.org/index.php?topic=1797905.msg17936134#msg17936134
And here looking to sell a Blackhatworld account :https://bitcointalk.org/index.php?topic=1801862.msg17950554#msg17950554
Stay away from this guy.
Hope the real owner gets his account back