VirusTotal

About

VirusTotal is a free online service that analyzes files and URLs enabling the identification of viruses, worms, trojans and other kinds of malicious content detected by antivirus engines and website scanners.

Key Features

• Malware detection
• URL scanning
• File analysis
• Community feedback

Pros

• Large database of malware signatures
• Easy to use interface
• Free for basic use

Cons

• Can be slow for large files
• May produce false positives