Unison, an employee in Sidtac Ltd., notices a USB flash drive on the pavement of the company. Before he could hand it over to the security guard, he tries to insert it into his computer to find the…

Unison, an employee in Sidtac Ltd., notices a USB flash drive on the pavement of the company. Before he could hand it over to the security guard, he tries to insert it into his computer to find the owner. The USB flash drive contained a virus that infected his computer and caused his computer to download them into his mobile, but very lately he came to know that he has been attacked and some of his sensitive financial information was exposed to attackers. Identify the social engineering attack?