Malware operators can hide the use of malicious macros to distribute malware by simply renaming the offending Office documents, Cisco researchers reveal.
Microsoft switched macros off by default in 2007, and also introduced new file formats that no longer supported macros, but cyber-criminals have discovered ways of getting around that. Macro malware, a great concern a decade ago, returned strong last year, showing that cyber-criminals can find ways to abuse old methods to distribute new threats can continue to make various improvements.
