The file likely contains a stealer like POISONIVY or commodity RATs (Remote Access Trojans).
The term "85K ONLINE" typically refers to a database of leaked credentials or "combolists" often traded in cybercriminal circles. However, finding such a file via a search engine for "download" almost always leads to: Download 85K ONLINE rar
If the file is on your system, do not extract it. Delete it immediately and empty your trash. The file likely contains a stealer like POISONIVY