Mascvohe.rar -
RAR files can contain executable scripts or malware.
Many modern malware strains or automated systems generate random strings (like "mascvohe") for filenames to avoid detection by signature-based antivirus software. mascvohe.rar
It could be a misspelling of a more common file name or software component. Safety Warning RAR files can contain executable scripts or malware
It is highly likely that this file name is one of the following: mascvohe.rar
Use a reputable tool like the Microsoft Safety Scanner or upload the file to VirusTotal to check it against multiple antivirus engines.
It may be a personal file or a compressed archive shared within a private group or organization.
If this was downloaded automatically, it may be part of a "drive-by download" attack.