Yes, 
        But we all know that IE caters to the lazy people in each of us. =]


On Thu, 2003-06-26 at 09:43, Richard M. Smith wrote:
> Hi Peter,
> 
> Thanks for the background info.  Because of the password issue, any
> security protections for .ZIP files need to be built into a unzipper
> program.  As a minimum, Microsoft needs to put a warning dialog in the
> Windows unzipper when double-clicking on an executable file in a .ZIP
> file that comes attached to an email message.  Better yet, don't allow
> .ZIP files to be opened from an email message.  Force people to save
> them first.  Netscape had this second basic protection scheme in
> Communicator years ago.
> 
> Richard
> 
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of Peter Kruse
> Sent: Thursday, June 26, 2003 8:57 AM
> To: [EMAIL PROTECTED]
> Subject: SV: [Full-Disclosure] A worm...
> 
> 
> Hi Richard,
> 
> Well, it might be the first wide-spread of it�s kind but it�s certainly
> not the first to use zip to hide itself. Also it�s trendy to put
> malicious code inside the new rar format and spread it. I suppose it�s
> fairly easy to write a worm that packs itself with a random password and
> inserts this into a e-mail sent to the victim. This way it will pass
> most AV-gateway scanners since they won't have access to scan inside the
> zipe archive. 
> 
> Also XP is quite vulnerable to this type of trick. If you attach a zip
> file and opens it open a Windows XP to build in zip-feature will open
> the zipped file in a new window from where the user can active the
> malicious directly without unziping the files :-(
> 
> Others that have used the zip trick is bogusbear. A search on google
> will give you plenty hits.
> 
> I diod write a article about this back in October 2002. Unfortunately
> it�s in Danish so many of you guys won't understand a word. Anyways, I
> pointed out that this would be used in future malicious code and so it
> happened - I guess I got "lucky".
> http://www.comon.dk/index.php?page=news:show,id=12315
> 
> Med venlig hilsen // Kind regards
> 
> Peter Kruse
> Kruse Security
> http://www.krusesecurity.dk
> 
> 
> 
> > -----Oprindelig meddelelse-----
> > Fra: [EMAIL PROTECTED] 
> > [mailto:[EMAIL PROTECTED] P� vegne af 
> > Richard M. Smith
> > Sendt: 26. juni 2003 13:55
> > Til: [EMAIL PROTECTED]
> > Emne: RE: [Full-Disclosure] A worm...
> > 
> > 
> > This is the first worm that I am aware of that hides itself 
> > inside of a .ZIP file.  This trick prevents the worm 
> > executable from being deleted by the Outlook Security Update. 
> >  Looks like Microsoft will need to now think about how to 
> > deal with malicous code inside of attached .ZIP files.  
> > Outlook 2002 does provide a security warning when opening the 
> > .ZIP file.  But everyone knows that .ZIP files are safe, 
> > right?  I don't believe there is any security warning when 
> > running the .PIF file inside of the .ZIP, but I didn't try 
> > this particular experiment. ;-)
> > 
> > Richard
> > 
> > -----Original Message-----
> > From: [EMAIL PROTECTED]
> > [mailto:[EMAIL PROTECTED] On Behalf Of KF
> > Sent: Wednesday, June 25, 2003 9:11 PM
> > To: [EMAIL PROTECTED]
> > Subject: Re: [Full-Disclosure] A worm...
> > 
> > 
> > I believe Simon is well aware of what virus this is... the 
> > question was 
> > in relation to the zipping of the payload. I believe he was 
> > wondering if
> > 
> > this (zipping of payload) was some new Antivirus evasion trick or if 
> > there was something more to it (like simply hoping a retarded 
> > user would
> > 
> > unzip and run the .pif).
> > 
> > >>I know what it is, but since when did the pif worm start zipping
> > itself?
> > >>did I miss something?
> > >>
> > -KF
> > 
> > 
> > _______________________________________________
> > Full-Disclosure - We believe in it.
> > Charter: http://lists.netsys.com/full-disclosure-charter.html
> > 
> > _______________________________________________
> > Full-Disclosure - We believe in it.
> > Charter: http://lists.netsys.com/full-disclosure-charter.html
> > 
> 
> _______________________________________________
> Full-Disclosure - We believe in it.
> Charter: http://lists.netsys.com/full-disclosure-charter.html
> 
> _______________________________________________
> Full-Disclosure - We believe in it.
> Charter: http://lists.netsys.com/full-disclosure-charter.html

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