Office

Guide to Prevent Execution of Excel 4.0 Macro Malware – Microsoft Office 365 Product

Excel 4.0 macro (XLM) malware is an attack method that uses Microsoft Office Excel files, and it has been established as the new document malware flow following VBA (Visual Basic Application). Excel 4.0 macro malware uses the ‘macro sheet’ feature in Excel. Each cell in the Excel sheet is composed of a function flow that can be run. Excel 4.0 macro malware has been most actively used in the recent methods of malware distribution using MS Office files. The developer…