Use 7-Zip to "Open Archive" rather than "Extract." This allows you to see the file extensions inside without running anything. Safe: .jpg , .mp3 , .wav , .png High Risk: .exe , .scr , .vbs , .js
* Phishing scam campaign warning. 146 votes • 1 comment. * Read first! Rules, basic info and useful links. 88 votes • 0 comments. Reddit·Tomáš Daněk JingleBalls.7z
Before extracting, upload the file to VirusTotal to check it against dozens of antivirus engines. Use 7-Zip to "Open Archive" rather than "Extract