They are now appealing for witnesses to the incident which took place on Friday evening, around 02:00 in Rue du Funchal.
It left a man needing treatment in hospital for cuts to nose and lip after being kicked in the face.
Police say that one of the men involved has short black hair, stocky build, about 5’11” tall, wearing a long sleeved smart white shirt, light blue jeans and white trainers.
Anyone with information is asked to contact police on 612612 or Crimestoppers anonymously on 0800 555 111 or online.