Cause programs to freeze or crash and significantly degrade system performance.
Macro viruses like "Macar" are often spread through email attachments or compressed files like .rar or .zip . Once activated, they can: MaCarra.rar
Was this file unexpectedly, or did you download it from a specific site ? Protect yourself from macro viruses - Microsoft Support Cause programs to freeze or crash and significantly
If you are referring to a file named , it is highly likely you are dealing with a threat known as Virus:O97M/Macar.A . Protect yourself from macro viruses - Microsoft Support
This is a specifically designed to infect Microsoft Office documents (like Word or Excel). Despite the name, it is not a "feature" of any legitimate software; it is malicious code that leverages the macro language in Office to automate harmful tasks. Why You Should Be Careful