Microsoft's Macro Reversal Invites a Resurgence of Office Malware
In January 2022, Microsoft announced that Excel 4.0 macros would be restricted by default, to protect users from malicious macros. In February 2022, Microsoft announced that VBA macros would also be blocked for files downloaded from the internet. Cybersecurity professionals and enthusiasts rejoiced at the news! Malicious Office documents were running rampant. Attackers abused Microsoft Office macros to deliver BazarLoader and Trickbot, and remote access trojans like AveMaria and AgentTesla.