Is something not quite right with your computer? Are you being plagued by pop-up windows trying to get you to download security software or alerts claiming your PC isn’t secure? It sounds like you’ve been infected with a type of threat known as “scamware.” The solution? Norton Power Eraser.Norton Power Eraser is specially designed to aggressively target scamware. It uses our most thorough scanning technology to eliminate threats that traditional virus scanning doesn’t always detect, so you can get your PC back.
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If your Microsoft Windows XP, 7, 8, 8.1 and 10 is infected by malware, chances are, your antivirus has been disabled by the virus or trojan. Uninstalling and reinstalling any antivirus is useless because the malware is programmed to disable it. This is where portable USB antivirus comes to the rescue. Two heads is better than one, having a second opinion from a different security software is better than none. Without further ado, here are 7 portable anti-virus.
↓ 01 – Microsoft Safety Scanner (136MB)
Do you think your PC has a virus? The Microsoft Safety Scanner is a free downloadable security tool that provides on-demand scanning and helps remove viruses, spyware, and other malicious software. It works with your existing antivirus software.
Microsoft Safety Scanner expires 10 days after downloading. To re-run a scan with the latest anti-malware definitions, please download and run Microsoft Safety Scanner again.
↓ 02 – Avira PC Cleaner (2.2MB)
PC Cleaner is a malware scanner that works alongside other anti-malware products. It protects PCs, laptops and netbooks running Windows XP (SP3) and above. Best of all, PC Cleaner doesn’t require installation, registration or any additional drivers.
↓ 03 – Intel’s McAfee GetSusp (1.5MB)
McAfee GetSusp is intended for users who suspect undetected malware on their computer. GetSusp eliminates the need for deep technical knowledge of computer systems to isolate undetected malware. It does this by using a combination of heuristics and querying the McAfee Global Threat Intelligence (GTI) File Reputation database to gather suspicious files.
↓ 04 – Comodo Cleaning Essentials (22MB)
Comodo Cleaning Essentials (CCE) is a set of computer security tools designed to help users identify and remove malware and unsafe processes from infected computers. Designed as a portable application, the software requires no installation and can be run directly from removable media such as a USB key. CCE consists of two core technologies:
- KillSwitch – an advanced system monitoring tool that allows users to identify, monitor and stop potentially unsafe processes that are running on endpoint systems. Uniquely for a product of its type, KillSwitch leverages Comodo’s huge whitelist database to isolate untrusted processes with an extremely high degree of accuracy – improving IT operational efficiency by reducing false positives and cutting the amount of time spent troubleshooting an endpoint machine.
- Malware scanner – fully featured malware scanner capable of unearthing and removing viruses, rootkits, hidden files and malicious registry keys hidden deep within a system. The scanner is highly configurable, uses the latest heuristic techniques to detect previously unknown viruses, features first-class malware removal capabilities and is capable of detecting hidden drivers and services loaded during system start-up.
↓ 05 – Kaspersky Security Scan (124MB)
They’ve changed the way this software runs now, it is not portable anymore but still perform the scan as usual. Checks for known malware and software vulnerabilities on your PC – plus advises you on your PC’s security status with the free Kaspersky Security Scan. Kaspersky Security Scan uses Kaspersky Lab’s latest technologies – plus real-time access to cloud-based security information – to ensure it can scan your PC for the latest viruses and emerging threats.
↓ 06 – Symantec Norton Power Eraser (2.9MB)
Eliminates deeply embedded and difficult to remove crimeware that traditional virus scanning doesn’t always detect. Norton Power Eraser is a free tool that can be downloaded and run to remove threats from your computer. You can run this tool to scan for threats even if you have a Symantec product, or any other security product. If you cannot start the computer in Normal mode, you can run this tool in Safe mode. Norton Power Eraser is easy to download, and scans your computer quickly to detect the most aggressive computer viruses. You don’t need to install this tool.
The Norton Power Eraser tool is compatible with computers running Microsoft Windows operating systems only. It does not work with computers running on Mac OS X.
Norton Power Eraser uses aggressive methods to detect threats, and there is a risk that it can select some legitimate programs for removal. You should carefully review the scan results page before removing files.
↓ 07 – Dr.Web CureIt! (157MB)
Run Dr.Web CureIt!® (no need to install it) is Russian antivirus that quickly scan your computer and cure it of any malicious objects. Dr.Web CureIt! is an indispensable tool for curing computers running MS Windows 8/7/Vista/XP/Server 2003/2008/2012 (32- and 64-bit systems). Dr.Web CureIt! detects and neutralizes viruses, rootkits, Trojan horses, spyware, and other malicious objects that have gone undetected by your anti-virus software.
↓ 08 – Zemana AntiMalware Portable (5MB) | 14 day free trial
Clean your computer in minutes, no matter how badly infected! Zemana AntiMalware Free makes it possible! Zamana AntiMalware is an excellent choice to have installed on your computer, because of the low resource consumption you can use the program daily to make sure your not infected with any malicious files, and because of the ease to use interface the program is avaiable to every computer user and not only expert.
- Advanced Malware Detection and Removal
- Browser Cleanup
- Effective Against Rootkits and Bootkits
↓ 09 – Emsisoft Emergency Kit (270MB)
The Emsisoft Emergency Kit contains a collection of programs that can be used without software installation to scan for malware and clean infected computers: Emsisoft Emergency Kit Scanner and Emsisoft Commandline Scanner. The Emsisoft Emergency Kit Scanner includes the powerful Emsisoft Scanner complete with graphical user interface. Scan the infected PC for Viruses, Trojans, Spyware, Adware, Worms, Dialers, Keyloggers and other malicious programs.
↓ 10 – Sophos’s HitmanPro (12MB) | 30 day free trial
HitmanPro is only 12 MB and requires no installation. It can start directly from a desktop, USB Flash Drive, CD/DVD, or a remote storage device. Even if your antivirus is being manipulated by malware or ransomware is getting a hold of your files, HitmanPro functions normally, detecting and removing the threat.
HitmanPro has the ability to remove persistent threats from within your operating system and replaces infected Windows resources with safe, original versions, all while proactively blocking reinfection attempts. A new host of malware is activated every day and can be found everywhere, even on trusted websites, evading regular antivirus programs. HitmanPro is designed to run alongside your antivirus, using its behavioral deep scanning to find and eliminate zero-day, next-gen malware that has avoided detection.