Spyhunter: Portable

(disable antivirus, infect, reactivate security product):

The biggest drawback is the cost—free alternatives exist. But if you already subscribe to SpyHunter, downloading the portable version is a no-brainer. If you are a technician who cleans dozens of infected PCs monthly, the time saved by SpyHunter Portable’s high detection rates and portable convenience easily justifies the subscription. spyhunter portable

It leaves no registry footprint and avoids modifying system directories during setup. spyhunter portable