Full Disclosure mailing list archives

Re: Ms Update Spoof - W32.gibe - NOTE:VIRUS ATACHED


From: William Warren <hescominsoon () adelphia net>
Date: Sat, 24 May 2003 16:21:29 -0400

question is..does yours?

:)


morning_wood wrote:
oops' .. hey, that was cool... everyone's AV works ..

wood

----- Original Message -----
From: "morning_wood" <se_cur_ity () hotmail com>
To: <incidents () securityfocus com>; <full-disclosure () lists netsys com>
Sent: Saturday, May 24, 2003 9:04 AM
Subject: [Full-disclosure] Ms Update Spoof - W32.gibe - NOTE:VIRUS ATACHED



morning_wood
morning_wood () exploitlabs com
http://exploitlabs.com


Analysis of "Update880.exe" W32.gibe - Trojan / Worm

Overview:
--------------------

Update880.exe arrives as email, claiming to be a new Microsoft update.
It is a virus, class KaZZA Droper. This is a different variant than
identified by Symantic in March 2003. This is a small analysis of
of this variants binary.

References:
--------------------

references to to "p214537.exe"
http://www.arnes.si/news/archive/si.org.arnes/msg02077.html

report of html body code ( mine was blank)
http://they.gotdns.org:88/~tscanlan/spam/msvirus.txt


reference to "Coded ...by Begbie, Slovakia"
http://www.eset.sk/scriptless/pedia/cervy/clausa.htm
http://www.fortinet.com/Vir-Desc/W32/gibe-b.htm


aka: Q216309.exe


Coded ...by Begbie, Slovakia
AutMSUpdate     =   p214537 MSUpdate
MSUpdate KaZaA uploDropper


Binary Text Extract:
--------------------

Installing Microsoft Update


wwwwwp vfffffff vfffffff ffffffff xwwwwwwwwwwxp wwwwwwwwwwwwp Form1
Frame1 Picture1 Command1 &Cancel ProgressPic Label1 Extracting files ...
LicenseForm  License Form1 Command2 Text1


This product is protected by copyright laws and international  copyright
treaties,
as well as other intellectual property laws and  treaties.
ALL MICROSOFT PRODUCTS AND RELATED DOCUMENTS ARE  PROVIDED "AS IS"
WITHOUT WARRANTY OF ANY KIND! Microsoft and/or its respective suppliers
hereby disclaim all warranties  and conditions with regard to this
information,
including all warranties  and conditions of merchantability, whether
express, implied
or  statutory, fitness for a particular purpose, title and
non-infringement.
Microsoft does not warrant that the functions for the software or code

will

meet
your requirements, or that the operation of the software or  code will
be uninterrupted or error-free, or that defects in the software
or code can be corrected.  Furthermore, Microsoft does not warrant
or make any representations regarding the use or the results of the
use of the software, code or related documentation in terms of their
correctness, accuracy, reliability, or otherwise. No oral or written
information or advice given by Microsoft or its authorized

representatives

shall create a warranty or in any way increase the  scope of this

warranty.

Should the software or code prove defective  after Microsoft has delivered
the same, you, and you alone,  shall assume the entire cost associated

with

all necessary servicing,  repair or correction. In no event shall

Microsoft

and/or its respective  suppliers be liable for any special, indirect or
consequential damages  or any damages whatsoever resulting from loss
of use, data or profits,  whether in an action of contract,
negligence or other tortious action,  arising out of or in connection
with the use or performance of  software, documents, provision of or
failure to provide services, or  information available from the services.
COPYRIGHT NOTICE. Copyright   2003
Microsoft Corporation, One Microsoft Way,
 Redmond, Washington U.S.A.
All rights reserved.


Command1 Label2
Do you accept all of the terms of the preceding License Agreement?
If you choose No, Install will close. To install you must accept this
agreement.

Label1

Please read the following license agreement. Press the Page Down key to

see

the rest
of the agreement.


Installation:
--------------------


\AC:\ Software\Microsoft\Windows\CurrentVersion\ Internet Settings\Messeng

er

Setup .... by Begbie

Microsoft Internet Update Pack Coded

REG_SZ This will install Microsoft Security Update.


Code Stuff: (filenames)
------------------

DxLoad
\DX3DRndr.exe
\gibe.dll
\MSBugAdv.exe
\MSWinsck.ocx
\WMSysDx.bin

ZipName

Code Stuff:(functions)
-------------------


Email Address Not found
LookName n0=on 1:JOIN:#:{ Update registry settings ... Installation was
cancelled. This update has been successfully installed.



ProgramFilesDir
pdate A -EP
WinRAR.exe -min -e -o
WinZip.exe

App Paths\ Outlook.Application
GetNamespace Version
GetDefaultFolder Items
Email1Address
Email2Address
Folders \MailViews.db
AddressLists
AddressEntries
Count Address
SOFTWARE\Microsoft\Wab\WAB4\Wab


File Name Software\Kazaa
\LocalContent
DisableSharing 012345: Dir99
LocalContent
Transfer
DownloadDir DlDir0
\mirc \mirc32 \mirc.ini \script.ini [script] Service n1=  /if ( $nick ==
$me ) { halt } n2=  /.dcc send $nick


Code Stuff: (keywords)
--------------------

IEPatch KaZaA upload XboX Emulator PS2 Emulator XP update XXX Video Sick
Joke Free XXX Pictures My naked sister Hallucinogenic Screensaver Cooking
with Cannabis Magic Mushrooms Growing I-Worm_Gibe Cleaner Email Program


\Software\Microsoft\Internet Account Manager\Accounts
\Identities
\Identities\

SMTP Server SMTP Email Address NNTP Server SMTP Display Name Server
Microsoft  Internet  Engine Automat Robot Daemon Disp Name :[prior]
\Start menu\Programs\Startup \Documents and Settings\
\Winnt\Profiles\ Scripting.FileSystemObject Drives DriveType
RootFolder Windows WinMe Win95 Win98 \All Users
BuildPath
FolderExists \WebLoader.exe
CopyFile All Users Default User Administrator \TempRes.dat

Identification:
--------------------

FileInfo Translation StringFileInfo 040904B0
CompanyName Microsoft Corporation
FileDescription Microsoft Security Patch for Windows
LegalCopyright  1981-2003 Microsoft Corporation
LegalTrademarks  is a registered trademark of Microsoft Corporation.
Windows is a trademark of Microsoft Corporation.
ProductName MSUpdate
FileVersion 9.31.2541
ProductVersion 9.31.2541
InternalName p214537
OriginalFilename p214537.exe


This is a non technical report of a windows32 binary of an unknown type

and

function at the
time of aquisition. Information is provided for identification and the

type

of functions, keywords
and registry entries of W32.gibe virus.


Conclusion:
--------------------

While this is a known virus, it's method of delivery and masqurading of a
legitimate
updat makes this particulary unsuspecting attatchment that is easily
mistaken by the
general internet user as a legitimate Microsoft update. As well the main
program has
been modified to redude detection.


Credits:
--------------------
morning_wood
http://exploitlabs.com



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--
May God Bless you and everything you touch.

My "foundation" verse:
Isaiah 54:17 No weapon that is formed against thee shall prosper; and every tongue that shall rise against thee in judgment thou shalt condemn. This is the heritage of the servants of the LORD, and their righteousness is of me, saith the LORD.

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