Vulnerability Development mailing list archives

RE: How to hide a file ?


From: "Altheide, Cory" <CAltheide () broadband att com>
Date: Tue, 8 Jan 2002 10:30:15 -0700

Just a quick note on hiding using data streams...

While the streams themselves are transparent, creating an alternate data
stream does alter the modified date of the "parent" file.

Cory Altheide
Internet Security Coordinator
AT&T Broadband Legal Demands Center

-----Original Message-----
From: Jose Nazario [mailto:jose () biocserver BIOC cwru edu]
Sent: Tuesday, January 08, 2002 10:10 AM
To: Udi dahan
Cc: vuln-dev () security-focus com
Subject: Re: How to hide a file ?


On Tue, 8 Jan 2002, Udi dahan wrote:

I was wondering if there's a way to hide a file under windows 2000
server, so that it will not be seen when using "show hidden file",
"show all files" and so on. I want to hide a file but I want to be
able to run the file only when I know exactly where it is 
and what is
the file name.

use the file streams. h carvey has written some nice documentation on
this:
http://patriot.net/~carvdawg/perl.html
http://www.chi-publishing.com/isb/backissues/ISB_2001/ISB0601/
ISB0601HC.pdf

an additional discussion is available on:
http://rr.sans.org/win/ADS.php

enjoy,

____________________________
jose nazario                                               
jose () cwru edu
                   PGP: 89 B0 81 DA 5B FD 7E 00  99 C3 B2 CD 
48 A0 07 80
                                     PGP key ID 0xFD37F4E5 
(pgp.mit.edu)




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