VirusTotal is a free online service for analyzing suspicious files and URLs and detecting different kinds of malware. It is a security and privacy application developed by Google that uses over fifty different antivirus programs to identify viruses, worms, Trojans, and other malicious software. It also provides a detailed report on the results of the scan, so users can determine if their system is infected. Additionally, VirusTotal also offers a web-based file submission system, allowing users to upload and check files from any device with an internet connection. In addition to scanning for malicious software, VirusTotal also provides a range of security and privacy tools, such as checking for malicious links, checking for malicious code, and checking for malicious websites.
MalwareBytes is for protecting your computer, VirusTotal is for scanning files and searching hashes for results from different vendors.