RE: New Trojan
From: Lucretia (lucretias_at_shaw.ca)
Date: 10/27/03
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Date: Mon, 27 Oct 2003 13:48:58 -0700 To: stuart@cyberdelix.net, Harlan Carvey <keydet89@yahoo.com>
Correct, you must take steps to remove wscript.exe and cscript.exe otherwise
they will remain.
> -----Original Message-----
> From: lsi [mailto:stuart@cyberdelix.net]
> Sent: Monday, October 27, 2003 6:04 AM
> To: Harlan Carvey
> Cc: incidents@securityfocus.com
> Subject: Re: New Trojan
>
>
> Hi there,
>
> > http://patriot.net/~carvdawg/docs/dark_side.html
>
> Excellent article on ADS, one point. You say Windows Scripting Host
> started shipping with W2K. However, it is apparently installed by
> default on Win98SE systems as well (I reinstalled this machine just
> last week).
>
> After reading your article I fired up a command prompt and typed
> CSCRIPT - this caused the scripting host to appear. Which was odd,
> because I was sure I had told the installer *not* to install Windows
> Scripting Host....
>
> So I click Start.. Settings.. Control Panel.. Add and Remove
> Programs.. Windows Setup.. Accessories.. and sure enough Windows
> Scripting Host is *NOT* checked. However, CSCRIPT.EXE is in my
> C:\WINDOWS\COMMAND directory while WSCRIPT.EXE is in my C:\WINDOWS
> directory anyhow.
>
> So I would like to report to you:
>
> 1. WSH is shipped with Win98SE as well.
> 2. telling the installer not to install it does not work.
>
> Stuart
>
> On 25 Oct 2003 at 10:42, Harlan Carvey wrote:
>
> Date sent: Sat, 25 Oct 2003 10:42:41 -0700 (PDT)
> From: Harlan Carvey <keydet89@yahoo.com>
> Subject: Re: New Trojan
> To: incidents@securityfocus.com
>
> > Jay,
> >
> > > I don't know if this is a new trojan or anything,
> > > but I have tried doing some research on the Internet
> > > and couldn't find anything on it. Well it has two
> > > registry entries in my Run, and RunOnce. Here is
> > > the name of both keys acbdhpd and the values are
> > > pointing to a file1129 I can not seem to find
> > > rundll32 C:\WINNT\system32:acbdhpd.dll,Init 1.
> >
> > Given the colon, it looks like you might have a DLL
> > hidden in an alternate data stream. Is your file
> > system NTFS?
> >
> > > I
> > > tried killing my explorer.exe to see if that is
> > > reason I can't find it because I am most likely
> > > using a trojanized explorer.exe,
> >
> > I'm curious about that statement, given that you
> > really don't have anything to base it on.
> >
> > > but I could only
> > > find a copy in my temp, I delete through DOS and
> > > delete the registry entries to no success, the
> > > registry keys appear within 30 seconds and the file
> > > pops right back up.
> >
> > What file? I thought you said you couldn't see
> > anything, so what file is popping right back up?
> >
> > > Anybody seen this or can give
> > > me some help to get this out without reloading? It
> > > has also opened up two TCP, 3799, and 41225 and two
> > > UDP ports, 1129, 1241. Thanks
> >
> > How have you determined this? What tool are you
> > using to determine that this particular issue is
> > opening those ports, and they're not being opened by
> > some other process?
> >
> > In a nutshell, it looks as if you've got something on
> > your system, but it's hidden in an alternate data
> > stream.
> >
> > I'm willing to help, you can get me as "carvdawg" on
> > AIM and "keydet89" on Yahoo Messenger.
> >
> >
> >
> >
> ------------------------------------------------------------------
> ---------
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> >
> ------------------------------------------------------------------
> ----------
>
>
> --
> Stuart Udall
> stuart at cyberdelix dot net - http://www.cyberdelix.net/
> ..revolution through evolution
>
> want to make some cash? check out http://cyberdelix.net/affiliates.htm
>
>
> ------------------------------------------------------------------
> ---------
> Network with over 10,000 of the brightest minds in information security
> at the largest, most highly-anticipated industry event of the year.
> Don't miss RSA Conference 2004! Choose from over 200 class sessions and
> see demos from more than 250 industry vendors. If your job touches
> security, you need to be here. Learn more or register at
> http://www.securityfocus.com/sponsor/RSA_incidents_031023
> and use priority code SF4.
> ------------------------------------------------------------------
> ----------
>
---------------------------------------------------------------------------
Network with over 10,000 of the brightest minds in information security
at the largest, most highly-anticipated industry event of the year.
Don't miss RSA Conference 2004! Choose from over 200 class sessions and
see demos from more than 250 industry vendors. If your job touches
security, you need to be here. Learn more or register at
http://www.securityfocus.com/sponsor/RSA_incidents_031023
and use priority code SF4.
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