If you must see what’s inside, open it in a Virtual Machine or a "sandbox" environment to isolate it from your main computer. ❓ What is "Timerunner"?
If the archive requires a password provided on a shady website or in a YouTube description, it is likely designed to bypass antivirus scanners. Timerunner.rar
Various timers used by gamers to track "runs." If you must see what’s inside, open it
"Timerunner.rar" is not a standard or widely recognized software package. Because .rar files are compressed archives, they are often used to distribute software, games, or media, but they are also a common vehicle for and phishing attempts. Potential Risks If you must see what’s inside
What were you (e.g., a game cheat, a productivity tool, a movie)? What is the approximate file size ?