have all the hallmarks of somebody/something
have all the hallmarks of (someone or something)
To have all the traits that are usually associated with a particular person or thing. Come on, kids, be honest—the house has all the hallmarks of the aftermath of a wild party.
have all the ˈhallmarks of somebody/somethinghave all the characteristics or typical features of somebody/something: The burglary had all the hallmarks of a professional job.
Hallmarks are marks put on gold and silver objects that show the quality of the metal and give information about when and where they were made.