Can the bank stop the chargeback dispute without...

In the event that there is a suspicion of fraud, then submitting a complaint to the bank will not benefit you, so you have to file a complaint before the UAE judiciary and its public prosecution mentioning the incident in full detail in the complaint list with the need to mention the names with which you dealt with and details about the bank you are dealing with with the possibility of requesting the bank’s testimony later through its legal representative and the necessity of including the complaint list the names of the people who know the details of the incident to request their testimony, you must also request through the list to recover your money by the perpetrators
*** As for the legal basis of your case, it is a fraud crime according to the provisions of the UAE Penal Code, and the penalty for which is imprisonment and a fine based on the text of Article 399, which stipulates
Article 399 :
Shall be punishable by confinement or by a fine any individual who, by using fraudulent practice, assuming a false name or quality, takes possession for himself or for the others of any movable property or written instrument, or obtains any signature upon such instrument, its cancellation, destruction or amendment, whenever it is intended to deceive the victim and bring him to surrender a legal right. Shall also be liable to the same punishment he who alienates an estate or a movable property while being fully aware that it is not his own or that he has no right to dispose thereof; or he who knowing by alienates any of the above mentioned after having previously disposed thereof or having concluded any agreement thereon, whenever such an act operates to the injury of others