If you have a file scanner available, I highly recommend running it before unzipping anything.

Suspicious .rar files are frequently used to deliver malware, spyware, or ransomware, as seen in various Stack Overflow discussions about automated extraction. Key Considerations for handling "onetapus.rar":

If you encounter issues while trying to extract this file, such as "not enough space," the problem is often that WinRAR uses the C drive for temporary storage.

Custom skins, cheats, or trainer files for popular games, particularly within Reddit communities discussing tool usage.

To resolve space errors, change the temporary file location in the WinRAR settings ( Options > Settings > Paths ) to a drive with more space.

To give you a better write-up, I need a little more context: did you download or find onetapus.rar ?

What is the of the file (e.g., a game mod, a tool)?

Do not extract or execute contents from unknown sources without scanning them first using tools like VirusTotal.