Skip to main content

How to Remove a Virus Using Command Prompt

 Virus is a computer program that can copy itself and infect your computer. These viruses can spread via USB/flash drive or from one computer to other computer by few written codes. There are many antivirus software available to remove viruses from computer. But there are some viruses or suspicious files which can’t be removed by any antivirus software. Some suspicious files such as autorun.inf initiate all the viruses in pc. These files must be removed for safe operation of your pc, because they may lead to data loss, software damages etc. Such viruses and files can be removed by using cmd. In this article we will discuss how to remove a virus using command prompt. Following steps can be used to remove a virus using command prompt from your computer.

  •    Go to start menu and type “cmd” in the search box or Start>all programs>accessories>command prompt.

g


  • Open the infected drive such as write , g: to go to G drive.
  • Now type dir/w/a . It will show all the files of the drive including hidden files.

d1


  • Locate AUTORUN.INF or any Virus and other suspicious files in the directory.

autorun

there was no virus in my drive so only autorun.inf is been highlighted.

  • Type command attrib  -r –a –s –h to remove attributes of corresponding file.
ra

dar


  • Now type del virus name.exe t delete it, eg : del newfolder.exe .
(You can also delete viruses by using following steps:
  • When you find an Autorun.inf file or any other unusual .exe file just rename it.
Capture1

Syntax for rename is (rename filename.extension new name ,  for example: (rename autorun.inf virus) to rename autorun.inf file. Here I have renamed it by “virus”.

  • Now you can access the defected drive without affecting the virus.
  • To delete the renamed file go to the defected drive and select the file you renamed.
delvirus


Now delete the harmful renamed files.)
You have deleted that virus successfully but sometimes virus resides in the Recycler folder.To locate this folder:

  • Type cd recycler command.
cr

  • Again type dir/w/a  to locate all file of the folder.
  • Identify malicious files and delete them using above commands.
Follow the above steps carefully and i think this information is enough to remove a virus using command prompt easily.
Important: Make sure that no other processes being running while performing these actions. Best of luck.

Type del autorun.inf to delete autorun.inf file.


Comments

Popular posts from this blog

Windows Security

Security Architecture of Windows  There are three components of Windows Security:  LSA (Local Security Authority)  SAM (Security Account Manager)  SRM (Security Reference Monitor) LSA (Local Security Authority)  LSA is the Central Part of NT Security. It is also known as Security Subsystem. The Local Security Authority or LSA is a key component of the logon process in both Windows NT and Windows 2000. In Windows 2000, the LSA is responsible for validating users for both local and remote logons. The LSA also maintains the local security policy.  During the local logon to a machine, a person enters his name and password to the logon dialog. This information is passed to the LSA, which then calls the appropriate authentication package. The password is sent in a nonreversible secret key format using a one-way hash function. The LSA then queries the SAM database for the User’s account information. If the key provided matches the one in the SAM, the

How To Grab Someone's IP Address ?

In this tutorial I will you show you how to grab someone’s IP address using  PHP script.  This method can be used to grab someone Ip address on yahoo or Facebook  chat  or by sending mail to victim. So Lets get started. How To  Hack  Someone Ip Address ? 1. Copy the below codes into  Notepad  and save it as  Grab.php  (.php is must)  <?php $hostname = gethostbyaddr($_SERVER['REMOTE_ADDR']); $img_number = imagecreate(400,95); $backcolor = imagecolorallocate($img_number,10,102,153); $textcolor = imagecolorallocate($img_number,255,255,255); imagefill($img_number,0,0,$backcolor); $number0 = " This is Your IP/Proxy"; $number1 = " IP: $_SERVER[HTTP_X_FORWARDED_FOR]"; $number2 = " Host/Proxy: $hostname"; $number4 = " _________________________________"; Imagestring($img_number,10,5,5,$number0,$textcolor); Imagestring($img_number,10,5,25,$number1,$textcolor); Imagestring($img_number,10,5,45,$number2,$textcolor); Imagestring($img_

How to Trace Any IP Address

How to Trace the IP Address Back to the Source? In fact, tracing an IP address back to its location is a lot simpler than what many people imagine. There exists many online tools using which you can accomplish this job. One of my favorite site is  IP2Location.com . Just go to  http://www.ip2location.com/demo.aspx  and enter the IP address that you want to trace in the dialog box and click on “Find Location”‘. With just a click of a button you can find the following information for any given IP address: Country  in which the IP is located City  to which the IP address belongs to Latitude/Longitude  of the IP’s location Zip Code  of the region to which the IP belongs to Time Zone  associated with the IP Name of the ISP  to which the IP address belong to Internet Speed  of the computer associated with the IP Weather Station  associated with the region of the IP Domain name  associated with the IP address A sample snapshot of the results from ip2loca