What is the best technique to use when a computer is infected with multiple instances of malware?

Wiping the hard drive and reinstalling from a recent clean backup is the most effective technique when dealing with multiple instances of malware on a computer. This approach ensures that all traces of the malware are completely removed, as the hard drive is formatted, erasing all files and data, including any hidden or persistent malware that could remain if only attempts to clean or isolate the system are made.

Reinstalling from a clean backup guarantees that the system is restored to a known good state, eliminating the risk of reinfection from residual malware. Additionally, relying on backups allows users to recover their important data without the risk of harboring any malicious software.

While running a full system scan with antivirus software can be helpful, it may not effectively eliminate all instances of malware, especially if they are deeply embedded or if there are multiple types of malware present. Updating all software to the latest versions is important for security, but it does not address existing infections. Disconnecting from the internet and restarting the computer can limit the spread of malware or prevent it from communicating with command-and-control servers, but it doesn’t remove the malware from the system. Therefore, an approach that involves wiping the hard drive and restoring from a clean backup is the most comprehensive solution to fully address the