Because these filenames are anonymous, they carry a higher risk of containing malware.
Decoding the Mystery: How to Handle Obfuscated .RAR Archives
Always run the file through VirusTotal before extracting.
To see what's actually inside this file, you can't just have "Part 1." You need the complete set.
This indicates that the original file was too large for a single upload and has been split into multiple pieces. The ".rar" Extension: This is a WinRAR compressed format. 2. How to extract the contents