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2532

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5

Is it possible to automatically launch an application from a USB flash drive (bypassing windows prompt asking user what he wants to do)? on windows XP or vista.

I looked into "autorun.inf" and "open" entry seems to work only for CD drives for Windows XP SP2+ and Vista. Is it possible to launch program automatically on all windows versions?

I don't care if autorun is disabled by user in Windows settings.

+2  A: 

I've had something set up on my USB keys for a while now. Using the autorun.inf file will work, depending on your system's settings for autorun. Some disable it altogether after that little debacle with Sony a couple years back installing rootkit software on peoples' machines. Here're a couple articles to check out.

http://lifehacker.com/375320/label-a-flash-drive-with-your-name-and-number

http://dailycupoftech.com/have-your-lost-usb-drive-ask-for-help/

BobC
+10  A: 

First of all, some people choose to disable autorun for security reasons; but most Windows computers have it enabled. Put a file named autorun.inf in the root of your USB flash drive. This is what's in mine:

[Autorun]
Open=PStart.exe
Action=Start portable apps
Icon=diskicon.ico

What it does: when you insert this disk, starts PStart.exe

On older computers, the program specified in Open= will launch automatically.

On most modern computers (Windows XP SP2+, Vista), dialog "what do you want to do" will be displayed (for security reasons), but what you have in autorun.inf will display as the selected default, with Icon= as icon and Action= as description. If you want to launch it, just click the "OK" button in the dialog.

So, although I'm not aware of any way to start the application (e.g. PStart) immediately, it is possible to insert flash disk with this configuration and start application by clicking OK.

Tested on different computers, running Windows XP without a SP, also on Windows XP sp 1, sp2, sp3, and on various Vistas (not sure which types, but should work all the way from Vista Home Basic to Vista Enterprise Super-Mega-Premium-Extended Edition) and "Windows 7". Also works on Windows 2000 (although autorun on Win2000 for removable drives is not enabled in default configuration).

Note that some applications, in addition, may trigger the "unknown/unsigned exacutable" security dialog, as if you opened them manually.

Edit: For more details, see also http://msdn.microsoft.com/en-us/magazine/cc301341.aspx

Piskvor
is it possible to launch PStart.exe in the example above on XP SP2+ or Vista?
Ornus
Yes. Edited to emphasize this.
Piskvor
A: 
joki
UseAutoPlay has no effect on USB drives - http://msdn.microsoft.com/en-us/library/cc144200(VS.85).aspx#useautoplay
evanmcd
A: 

there are also U3 usb sticks arround, they will be reconised as cdrom drives in windows. if you put an a autorun.inf on one of those, it will get executed without the user being questioned.

regards morla

A: 

You can get Prayaya to run it. I have sucessefully installed my daily used apps like MS office, FF,VLC player....on it. Almost any app will do on it.

you may have a try.

InsaneWonko