Is there any kind of anti virus program that you don't have to install to scan?

Question

CAuse let's say i ahve a really infected computer, and installing an anti virus program would take too long is there a portable anti virus app i could use to just scan the computer from a flash drive? the program doesn't have to be free

Answer 1

Restart your PC in safe mode with networking

http://www.pchell.com/support/safemode.s...

Download, install and run a full scan with Malwarebytes

http://www.malwarebytes.org

Run a full scan with Micro Trend House Call

http://housecall.trendmicro.com/

After the scans, restart the PC and update your anti-virus, remember to only have one anti-virus installed on your PC

http://www.avast.com/eng/download-avast-...  [Free, if you do not have one]

Answer 2

There is a portable version of ClamWin where it can be install into an USB thumb drive.

Mine is install in a 128 MB USB drive.

First use another PC to download Clamwin portable anti-virus

and install Clamwin portable on a USB thumb drive.

http://portableapps.com/apps/utilities/c...

How to configure ClamWin

http://support.real-time.com/open-source...

Update the latest anti-virus definition files.

Set the preferences to delete virus or move virus to a quarantine folder.

Boot up in safe mode on the infected PC.

If possible, disable system restore on the infected PC.

Use the USB drive with Clamwin Anti-virus installed to scan the infected PC.

First scan the USB thumb drive and RAM memory for virus.

Then scan all your hard drives for viruses.

Answer 3

Try This: http://portableapps.com/apps/utilities/c...

Their called "Portable Apps" they require no installation.

Answer 4

Trend Micro has an online program...

http://housecall.trendmicro.com/

I've used it.

Also Avira is free... but they all require updates so I'm not sure if it would do what you want.

Answer 5

no there isn't as antivirus's need to use registry keys. back up all important files then reinstall windows then download the free version in this link or buy the pro (avira antivir is the best!!)

http://www.free-av.com/en/download/index...

Answer 6

www.VirusChief.com