21354.rar -

It has been used as a sample file on forums like ExcelHome to demonstrate specific data formatting issues, such as trailing spaces in merged cells. Security Advisory

Because .rar files can execute scripts or contain malware, you should only open this file if you downloaded it from a trusted official source. If you found this file on your computer unexpectedly: immediately. 21354.rar

Check the file path; if it is in a temporary folder ( %TEMP% ), it may be a leftover from a software installer. It has been used as a sample file

Scan it with a security tool like to check for malicious signatures. Check the file path; if it is in

The filename also appears in the digital archives of South Kazakhstan University (SKU). In this context, it is used to store educational papers or textbooks, such as "Criminal Law of the Republic of Kazakhstan".