The robbers, however, could not break open the chest containing the cash, a police officer said, adding they ransacked the bank files, furniture and computers of Dhar Galoon branch in Mendhar area of Poonch last night.
The bank staff claimed that some record was also missing from the branch.
Police, which has registered a case, is suspecting hand of an insider into the robbery bid.
To nab the culprits, police have also pressed into the service of the dog squad, he said.