Wrong all his assets and PLs in the Western world will be frozen.Sanctions are only used to those who hold western passports or who has their family members in the West. Deni doesn't fall in either of those categories. Therefore, any threats using sanctions would have no teeth against a man whose business is either in Somalia or in the rest of Africa.
As a matter a fact, this threat from the Halane Green Zone is a good thing politically for Deni as it shows him a politician with a backbone who can defy them.