Friday, May 6, 2011

How to prevent your PENDRIVE from VIRUSES without any ANTIVIRUS....!!

Friends... many of your PCs/laptops normally gets virus because of Pen Drives or USB devices (Even PCs who are not connected to network ). Some Virus like Ravmon Virus , Heap41a worm which are not detected by anti virus normally spreads mostly by the Pen Drives . In such a case what can you do to prevent your PC from getting infected with Virus that spreads through USB devices or Pen Drives ?
You can protect your PC by just following the simple steps below . It won't take much time.

Connect your Pen Drive or USB drive to your computer.
Now a dialogue window will popup asking you to choose among the options as shown in the figure.
Don't choose any of them , Just simply click Cancel.

1. Now go to Start--> Run and type cmd to open the Command Prompt window .
2. Now go to My Computer and Check the Drive letter of your USB drive or Pen Drive.
( E.g. If it is written Kingston (I), then I: will be the drive letter .)
3.In the Command Window ( cmd ) , type the drive letter: and Hit Enter .

4. Now type dir/w/o/a/p and Hit Enter

5. You will get a list of files . In the list , search if anyone of the following do exist
i. Autorun.inf

ii. New Folder.exe

iii. Bha.vbs

iv. Iexplore.vbs

v. Info.exe
vi. New_Folder.exe

vii. Ravmon.exe

viii. RVHost.exe or any other files with .exe Extension .

If you find any one of the files above , Run the command attrib -h -r -s -a *.* and Hit Enter.

Now Delete each File using the following Command del filename ( E.g del autorun.inf ) .

That's it .Now just scan your USB drive with any anti virus to ensure that your pendrive is virus free...!!