Resource improvement: Involves attackers obtaining or thieving methods to use them for any foreseeable future attack. They waited for the worker to click the attachment, And at last the OfficeComputer was contaminated. Following the lender found out unauthorized SWIFT (Society for Worldwide Interbank Economic Telecommunication) transactions, an investigation was commenced. https://www.researchgate.net/publication/365308473_Development_of_Cyber_Attack_Model_for_Private_Network