VirusTotal

VirusTotal allows users to upload files and scan URLs to detect malware, worms, trojans, and other types of malicious content. Leveraging over 70 antivirus scanners and URL/domain blacklisting services, it provides a quick and reliable way to assess suspicious content. Its public reports, API access, and threat intelligence insights make it a favorite among security researchers, malware analysts, and threat hunters. VirusTotal also offers advanced tools like VirusTotal Graph and Intelligence for deeper threat correlation and investigation.