The incident came after the man, an engineer, allegedly consumed snacks he pretended to shop for at a local grocery store in a mall, Gulf News reported.
Video cameras recorded the man, identified as M.A.A., adding items to his shopping cart and then consuming them in the store, Gulf News reported.
He also allegedly hid three cigarette packets in his pockets before leaving.
Security guards caught the suspect after he left the store, Gulf News reported.
Officials discovered he was selling fake bank notes to new immigrants, Gulf News reported.
The case has been transferred to the Criminal Investigation Department.