Kachloul managed just four appearances from the subs bench during his time at the Molineux.
“I’d like to thank Hassan for all he has done in his time with us. It’s just unfortunate that he didn’t play as much as we would have liked through injury," Wolves chief executive Jez Moxey told his clubs official website.
“If he can sort himself out at Aston Villa, then we would be prepared to talk to him.”