Re: ICON Solutions!
Brian Broker wrote:
> On Wed, 17 Nov 1999 14:49:13 -0800, Greg Phillips <i.shoot at REDNECKS.COM>
> wrote:
>
> >You're right: the interpreter does check the length, as well as the actual
> structure of the
> >bound code. An example: try loading up a bound executable into a hex
> editor and change a
> >value or two. You get the "One moment please..." message.
> >
> >So an icon tacked onto the end of the exe would render any program
> useless. *unless* you
> >could figure out a way to fool the value checker. Which I'm sure is
> against the license =)
>
> Actually, I was able to change the text in the MS-DOS stub of a bound
> Windows executable and it ran without complaints (in both DOS mode and
> Windows). I changed the text from "this is a Windows NT windowed
> executable" to the more familiar "This program cannot be run in DOS
> mode. ". I did this without updating the CRC checksum value that is part
> of the PE header (but I'm not sure if the CRC includes the MS-DOS stub). I
> still haven't tried anything that changes the length of the executable...
> Perhaps Rob will pipe in and settle this issue.
>
> -- Brian
I found I could to this as well. Strange.
Anyways, Rob might, but he might not either, because we're kind of intruding on
the built in security.
Regards,
Greg
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