Friday, 9 November 2012
What is autorun.inf ? is autorun.inf virus file?
is autorun.inf virus file? no. Then why antivirus block the autorun.inf files? Go ahead to know the full details about auto run file.
Introduction to Autorun.inf File:
Auto run is file that triggers other programs,documents ,other files to be opened when the cd or pen drives are inserted. Simpy triggers.
When cd or pen drives are inserted, windows will search for the autorun.inf file and follow the instructions of autorun.inf file(instructions have written inside the autorun.inf file).
How to create Autorun file?
Open notepad
type this command:
[Autorun]
save the file as "autorun.inf" (select all files, not text )
Complete Syntax and instructions inside the Autorun file:
Basic syntax must be inside the autorun.inf file is :
[Autorun]
This will be used to identify the the file as autorun.OPEN=
This will specify which application should be opened when the cd or pen drive is opened
Example:
open=virus.exe
This will launch the virus.exe file when cd or pen drive is opened. The file should be in root directory.if the file is in any other sub directories ,then we have to specify it.
Open=RECYCLER\Virus.exe
Explore=Nothing big difference. if you right click and select explore option in cd or pen drive. This command will be run.
AutoPlay=
Same as the above , but it will launch the the program when auto played.
Why Antivirus Block Autorun.inf file?
From above ,you come to know that autorun.inf file is not virus. But why antivirus blocks it? Because as i told autorun file call or launch any application or exe files. It will lead to virus attack. If the autorun.inf is blocked,then there is no way to launch the virus code.
Autorun is not virus but it can call virus files.
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