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Virus Profile: W32/Sality.gen.z!B40D6662BA5A

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 7/25/2012
Date Added: 7/25/2012
Origin: Unknown
Length: 229419
Type: Virus
Subtype: Win32
DAT Required: 6783
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/Sality.gen.z
Length229419 bytes
MD5b40d6662ba5ae10d024a2393a4f7f0bf
SHA10c1ab1b76b90bbd09a5b141b3dddb75f4d75f390


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Kukacka
AVG (GriSoft)Generic_r.NV
aviraW32/Sality.y
KasperskyTrojan.Win32.Agent.cwpx
BitDefenderWin32.Sality.OG
Dr.WebWin32.Sector.9
F-ProtW32/Mabezat.a
FortiNetW32/Sality.AA
Microsoftvirus:win32/sality.am
SymantecW32.Mabezat.B
EsetWin32/Sality.NAR virus
normanMabezat.B
pandaW32/Sality.ak
SophosW32/Sality-AM
Trend MicroWORM_MABEZAT.SM
vba32Virus.Win32.Sality.kaka
V-BusterWin32.Sality.AO.Gen
Vet (Computer Associates)Win32/Mabezat.C

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


ActivitiesRisk Levels
Attempts to load and execute remote code in explorer processHigh
Prevents the use of the default Windows Registry Editor.High
Disables the Windows Task Manager.High
Adds or modifies system policies. Could be used to prevent the or detour the use of common system tools.High
Attempts to write to a memory location of a protected process.High
Attempts to write instructions that detour an existing code path of a previously loaded process.High
Attempts to write to a memory location of a Windows system processHigh
Attempts to load and execute remote code in a previously loaded processMedium
Modifies Windows explorer file browser's Advanced settings. Sometimes used by malware to make executable files look like documents.Medium
Modifies Windows firewall settings.Medium
Adds or modifies a system service.Low
Enumerates many system files and directories.Low
Enumerates process listLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaW32/Sality.gen.z
McAfee SupportedW32/Sality.gen.z



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:

0c1ab1b76b90bbd09a5b141b3dddb75f4d75f390

The following files have been added to the system:

  • c:\documents and settings\tazebama.dll
  • C:\autorun.inf
  • %TEMP%\152256.dmp
The following files have been changed:

  • %WINDIR%\SYSTEM32\wbem\logs\framework.log
  • %PROGRAMFILES%\Windows Media Player\OLD2D.tmp
  • %PROGRAMFILES%\msn\msncorefiles\msn6.exe
  • %PROGRAMFILES%\Microsoft Office\OFFICE11\POWERPNT.EXE
  • %PROGRAMFILES%\windows nt\pinball\pinball.exe
  • %COMMONPROGRAMFILES%\Microsoft Shared\MODI\11.0\MSPVIEW.EXE
  • %PROGRAMFILES%\Microsoft Office\OFFICE11\OIS.EXE
  • %PROGRAMFILES%\outlook express\wab.exe
  • %PROGRAMFILES%\Internet Explorer\OLD20.tmp
  • %WINDIR%\pchealth\helpctr\Binaries\OLD1E.tmp
  • %WINDIR%\system.ini
  • %PROGRAMFILES%\Movie Maker\OLD22.tmp
  • %PROGRAMFILES%\outlook express\wabmig.exe
  • %PROGRAMFILES%\Outlook Express\OLD27.tmp
  • %WINDIR%\pchealth\helpctr\Binaries\OLD25.tmp
  • %PROGRAMFILES%\Microsoft Office\OFFICE11\EXCEL.EXE
  • %PROGRAMFILES%\windows nt\dialer.exe
  • %PROGRAMFILES%\NetMeeting\OLD1B.tmp
  • %PROGRAMFILES%\Adobe\Reader 9.0\Reader\Reader_sl.exe
  • %PROGRAMFILES%\Microsoft Office\OFFICE11\WINWORD.EXE
  • %PROGRAMFILES%\winrar\winrar.exe
The following files have been deleted:

  • %TEMP%\00150B25_Rar
The following files were temporarily written to disk then later removed:

  • %TEMP%\winkprk.exe
  • %TEMP%\winsaqsn.exe
  • %TEMP%\00150B25_Rar\0c1ab1b76b90bbd09a5b141b3dddb75f4d75f390
  • %TEMP%\vgtri.exe
  • %TEMP%\winmevhs.exe
  • C:\150f2c
  • %WINDIR%\SYSTEM32\drivers\hriogd.sys
  • C:\152360
  • %TEMP%\yqofl.exe
  • C:\zPharaoh.exe
The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\-993627007\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\EXCHANGE\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\SYSTEM\
The following registry elements have been changed:

  • HKEY_CURRENT_USER\SESSIONINFORMATION\PROGRAMCOUNT = 2
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\A1_0 = 3432392762
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\A2_0 = 5517
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\A3_0 = 17000001
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\A4_0 = 0
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\-993627007\[private subnet] = 0
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\-993627007\-1514827516 = 35
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\-993627007\1768776769 = 54
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\-993627007\2022726022 = 0600687474703A2F2F75736572732E74656C656E65742E62652F746F6D746F6D696A732F6C6F676F732E67696600687474703A2F2F7777772E636D736B616E7075722E6F72672F696D616765732F6C6F676F732E67696600687474703A2F2F6D616365646F6E69612E6D79312E72752F6D61696E682E67696600687474703A2F2F656C617377616E792E636F6D2F6C6F676F732E67696600687474703A2F2F65646D61747269782E75732F696D616765732F6D61696E662E67696600687474703A2F2F376176656E7565732E636F6D2F696D616765732F6C6F676F732E676966
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\-993627007\253949253 = 225
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\-993627007\-503464505 = 79DE5BFDDDC3B629E8019CA1A2A3CEE721E9DBEEAB808C8ED7B2A4C3F28E8F01B6EDBF4F576D58B8EF80CC9D8867261C82B943852C9F479B8905EAA1AF22D8CD3FCBDDFE3DB97DF077D2750C9D68CC6D6F6[private subnet]EC6EF8D98E49B66DBC5FAB5CAC1DB0C811203F7ED6AF3287F18FFB8330227939D8CF4BEF701E6840088
  • HKEY_CURRENT_USER\SOFTWARE\ADMINISTRATOR914\-993627007\-757413758 = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\ADVANCED\HIDDEN = 2
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\ADVANCED\HIDEFILEEXT = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\ADVANCED\SHOWSUPERHIDDEN = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\SYSTEM\DISABLEREGISTRYTOOLS = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\SYSTEM\DISABLETASKMGR = 1
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\SYSTEM\ENABLELUA = 0
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\SHAREDACCESS\PARAMETERS\FIREWALLPOLICY\STANDARDPROFILE\AUTHORIZEDAPPLICATIONS\LIST\%TEMP%\0C1AB1B76B90BBD09A5B141B3DDDB75F4D75F390 = %TEMP%\0c1ab1b76b90bbd09a5b141b3dddb75f4d75f390:*:Enabled:ipsec
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\SHAREDACCESS\PARAMETERS\FIREWALLPOLICY\STANDARDPROFILE\AUTHORIZEDAPPLICATIONS\LIST\%WINDIR%\EXPLORER.EXE = %WINDIR%\Explorer.EXE:*:Enabled:ipsec
   

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.