Virus Profile: W32/Zafi.b@MM!DB4C1178A008

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 3/11/2013
Date Added: 3/11/2013
Origin: Unknown
Length: 12800
Type: Virus
Subtype: Win32
DAT Required: 7011
Removal Instructions
   
 
 
   

Description

Viruses are self-replicating. They are often spread by a network or by transmission to a removable medium such as a removable disk, writable CD, or USB drive. Viruses may also spread by infecting files on a network file system or a file system that is shared by another computer.

Indication of Infection

This symptoms of this detection are the files, registry, and network communication referenced in the characteristics section.

Methods of Infection

Viruses are self-replicating. They are often spread by a network or by transmission to a removable medium such as a removable disk, writable CD, or USB drive. Viruses may also spread by infecting files on a network file system or a file system that is shared by another computer.

   

Virus Characteristics

This is a Virus

File PropertiesProperty Values
McAfee DetectionW32/Zafi.b@MM
Length12800 bytes
MD5db4c1178a008b17d034c279372bff9b9
SHA13d900aabe98c6fb62f06749cc82d077dca8d982c


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Zafi-M
AVG (GriSoft)I-Worm/Zafi.B
aviraWorm/Zafi.B.8
KasperskyEmail-Worm.Win32.Zafi.b
BitDefenderWin32.Zafi.B@mm
clamavPUA.Packed.FSG-1
Dr.WebWin32.Hazafi.30720
F-ProtW32/Zafi.b@MM
FortiNetW32/Zafi.b@MM
Microsoftworm:win32/zafi.b@mm
SymantecW32.Erkez.B@mm
EsetWin32/Zafi.B worm
normanzafi.b@mm
risingWorm.Zafi.b
SophosW32/Zafi-B
Trend MicroWORM_ZAFI.GEN
vba32Worm.Zafi.b
V-BusterI-Worm.Zafi.B (iworm)
Vet (Computer Associates)Win32/Zafi.B

Other brands and names may be claimed as the property of others.


ActivitiesRisk Levels
Attempts to send email messagesMedium
Attempts to connect to an IRC server. Can be used by bots to get instructions or send data to a remote server.Medium
Attempts to write file to shared locations.Low
Attempts to launch an instance of Internet Explorer.Low
Enumerates many system files and directories.Low
Enumerates process listLow
Adds or modifies Internet Explorer cookiesLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaW32/Zafi.b@MM
McAfee SupportedW32/Zafi.b@MM



System Changes

Some path values have been replaced with environment variables as the exact location may vary with different configurations.
e.g.
%WINDIR% = \WINDOWS (Windows 9x/ME/XP/Vista/7), \WINNT (Windows NT/2000)
%PROGRAMFILES% = \Program Files


The following files were analyzed:

3D900AABE98C6FB62F06749CC82D077DCA8D982C

The following files have been added to the system:

  • C:\Archivos de programa\ICQ\Shared files\winamp 7.0 full_install.exe
  • %WINDIR%\SYSTEM32\gsizbxan.exe
  • %WINDIR%\SYSTEM32\vpvnaqif.dll
  • C:\Archivos de programa\imesh\my shared folder\Total Commander 7.0 full_install.exe
  • %PROGRAMFILES%\Bearshare\Shared\Total Commander 7.0 full_install.exe
  • %WINDIR%\SYSTEM32\xqmtojcj.dll
  • %PROGRAMFILES%\KaZaA Lite\My Shared Folder\Total Commander 7.0 full_install.exe
  • %PROGRAMFILES%\KMD\My Shared Folder\Total Commander 7.0 full_install.exe
  • C:\Archivos de programa\Bearshare\Total Commander 7.0 full_install.exe
  • %WINDIR%\SYSTEM32\uyfoiffs.dll
  • %COMMONPROGRAMFILES%\Microsoft Shared\Total Commander 7.0 full_install.exe
  • %PROGRAMFILES%\limewire\Shared\winamp 7.0 full_install.exe
  • %PROGRAMFILES%\Morpheus\My Shared Folder\winamp 7.0 full_install.exe
  • %WINDIR%\SYSTEM32\qpsgyvdm.dll
  • %PROGRAMFILES%\Bearshare\Total Commander 7.0 full_install.exe
  • C:\sys.txt
  • %WINDIR%\SYSTEM32\gqjsktrs.dll
  • %PROGRAMFILES%\kazaa\my shared folder\winamp 7.0 full_install.exe
  • %WINDIR%\SYSTEM32\flmfjmwz.dll
  • %PROGRAMFILES%\ICQ\Shared files\winamp 7.0 full_install.exe
  • C:\Archivos de programa\KMD\My Shared Folder\winamp 7.0 full_install.exe
  • %WINDIR%\SYSTEM32\oxsqddrk.dll
  • C:\Archivos de programa\KaZaA Lite\My Shared Folder\Total Commander 7.0 full_install.exe
  • C:\Archivos de programa\Bearshare\Shared\winamp 7.0 full_install.exe
  • C:\Archivos de programa\Shareaza\winamp 7.0 full_install.exe
  • %PROGRAMFILES%\imesh\my shared folder\Total Commander 7.0 full_install.exe
  • C:\Archivos de programa\Morpheus\My Shared Folder\winamp 7.0 full_install.exe
  • %WINDIR%\PCHEALTH\UploadLB\Total Commander 7.0 full_install.exe
  • %WINDIR%\SYSTEM32\twkcsrti.dll
  • %WINDIR%\SYSTEM32\sbsfgyqb.dll
  • %WINDIR%\SYSTEM32\geknyvmp.dll
  • %WINDIR%\SYSTEM32\hpyvavfk.dll
  • C:\Archivos de programa\limewire\Shared\winamp 7.0 full_install.exe
  • %WINDIR%\ime\shared\Total Commander 7.0 full_install.exe
  • C:\Archivos de programa\kazaa\my shared folder\winamp 7.0 full_install.exe
  • %PROGRAMFILES%\Shareaza\winamp 7.0 full_install.exe

The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\MAIN\WINDOW_PLACEMENT = [binary data]
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\TOOLBAR\LOCKED = 1
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\AA = %PROGRAMFILES%\Mcafee\BakuTechPreview\Installer\Release
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\B1 = user
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\B2 = user1@[Domain Removed]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\B3 = %WINDIR%\SYSTEM32\gsizbxan.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\B4 = %WINDIR%\SYSTEM32\gqjsktrs.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\B5 = %WINDIR%\SYSTEM32\vpvnaqif.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\B6 = %WINDIR%\SYSTEM32\geknyvmp.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\B7 = %WINDIR%\SYSTEM32\oxsqddrk.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\B8 = %WINDIR%\SYSTEM32\flmfjmwz.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\B9 = %WINDIR%\SYSTEM32\xqmtojcj.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\BA = %WINDIR%\SYSTEM32\hpyvavfk.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\BB = %WINDIR%\SYSTEM32\twkcsrti.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\BC = %WINDIR%\SYSTEM32\uyfoiffs.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\BD = %WINDIR%\SYSTEM32\sbsfgyqb.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\BE = %WINDIR%\SYSTEM32\qpsgyvdm.dll
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\CA = msnread
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\CB = %PROGRAMFILES%\Mcafee\BakuTechPreview\Installer\Release\mfefire_update.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\CD = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DA = %WINDIR%\regedit.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DB = %WINDIR%\TASKMAN.EXE
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DC = %WINDIR%\PCHEALTH\HELPCTR\Binaries\msconfig.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DD = %WINDIR%\ServicePackFiles\i386\msconfig.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DE = %WINDIR%\ServicePackFiles\i386\regedit.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DF = %WINDIR%\ServicePackFiles\i386\sctasks.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DG = %WINDIR%\ServicePackFiles\i386\taskmgr.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DH = %WINDIR%\SYSTEM32\schtasks.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DI = %WINDIR%\SYSTEM32\taskkill.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DJ = %WINDIR%\SYSTEM32\tasklist.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DK = %WINDIR%\SYSTEM32\taskman.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\_HAZAFIBB\DL = %WINDIR%\SYSTEM32\taskmgr.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\_HAZAFIBB = %WINDIR%\SYSTEM32\gsizbxan.exe

The applications attempted the following network connection(s):

  • 65.55.58.***:80

E-mails Sent:
To: (Varies, the following have been observed)

  • hizu@[Domain Removed]
  • waro@[Domain Removed]
  • ipunup@[Domain Removed]
  • asam@[Domain Removed]
  • beno@[Domain Removed]
  • jovi@[Domain Removed]
  • nawa@[Domain Removed]
  • uminur@[Domain Removed]
  • webozib@[Domain Removed]
  • bahe@[Domain Removed]
  • tjh@[Domain Removed]
  • cro@[Domain Removed]
  • orew@[Domain Removed]
  • wepo@[Domain Removed]
  • vosejan@[Domain Removed]
  • eay@[Domain Removed]
  • fazu@[Domain Removed]
  • bemu@[Domain Removed]
  • sales@[Domain Removed]
  • rovi@[Domain Removed]
  • suwufi@[Domain Removed]
  • jimaz@[Domain Removed]
  • tovir@[Domain Removed]
  • cufag@[Domain Removed]
  • pugo@[Domain Removed]
  • vmlich@[Domain Removed]
  • cewat@[Domain Removed]
  • enobuk@[Domain Removed]
  • tococo@[Domain Removed]
  • ulah@[Domain Removed]
  • uvowa@[Domain Removed]
  • pizeb@[Domain Removed]
  • howos@[Domain Removed]
  • fezu@[Domain Removed]
  • nirehos@[Domain Removed]
  • udamiji@[Domain Removed]
  • giwa@[Domain Removed]
  • odop@[Domain Removed]
  • fugi@[Domain Removed]
  • arirawo@[Domain Removed]
  • ibariz@[Domain Removed]
  • inic@[Domain Removed]
  • pifa@[Domain Removed]
  • hida@[Domain Removed]
  • cowik@[Domain Removed]
  • bani@[Domain Removed]
  • imoro@[Domain Removed]
  • diti@[Domain Removed]
  • vajo@[Domain Removed]
  • fepoh@[Domain Removed]
  • zamu@[Domain Removed]
  • vente@[Domain Removed]
  • rupa@[Domain Removed]
  • tucenem@[Domain Removed]
  • maza@[Domain Removed]
  • gega@[Domain Removed]
  • nipa@[Domain Removed]
  • fige@[Domain Removed]
  • mawuf@[Domain Removed]
  • dehu@[Domain Removed]
  • juju@[Domain Removed]
  • ivuh@[Domain Removed]
  • varo@[Domain Removed]

From: (Varies, the following have been observed)

  • user1@Attempts to send emails to local domains

   

All Users:

Please use the following instructions for all supported versions of Windows to remove threats and other potential risks:

1.Disable System Restore .

2.Update to current engine and DAT files for detection and removal.

3.Run a complete system scan.

Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the recommended engine and DAT combination (or higher).

1. Please go to the Microsoft Recovery Console and restore a clean MBR.

On windows XP:

Insert the Windows XP CD into the CD-ROM drive and restart the computer.
When the "Welcome to Setup" screen appears, press R to start the Recovery Console.
Select the Windows installation that is compromised and provide the administrator password
Issue 'fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.


On Windows Vista and 7:

Insert the Windows CD into the CD-ROM drive and restart the computer.
Click on "Repair Your Computer"
When the System Recovery Options dialog comes up, choose the Command Prompt.
Issue 'bootrec /fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.

   

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