Sc20390-fh5updv1444438-part2-rar
If you found this file on a public drive or received it unexpectedly, be careful. Because the name is obscured, it is impossible to know what the data is without the accompanying Part 1 . Opening "Part 2" alone generally won't work, as RAR archives require the first segment to reconstruct the file headers.
Old forum attachments or data hoards from sites that used automated naming conventions in the early 2010s.
Using randomized strings instead of descriptive names (like "Wedding_Photos.rar") is often done to prevent automated bots from scanning and indexing the content.
Here is some interesting context regarding files with these kinds of names: 1. The Mystery of Split Archives
Breaking a 50GB file into 1GB chunks to make it easier to download without a connection failure ruining the whole process.