The 021 in the filename might also be an identifier for a split segment. The .021 extension is commonly linked to split files that may need to be joined with special software.
: Run the .rar file through a reputable local antivirus scanner or upload it to an online multi-engine scanner like VirusTotal before extracting it. Lina-021-bratdva.part2.rar
: Files from peer-to-peer (P2P) sites or forums can contain malware. The 021 in the filename might also be