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Virus:Adware/InstallBrain.634
Date discovered:03/09/2012
Type:Adware/Spyware
In the wild:No
Reported Infections:Low to medium
Distribution Potential:Low
Damage Potential:Low
File size:649.824 Bytes
MD5 checksum:3b66a3ab4822b128239ed61e3174e9d8
VDF version:7.11.41.170 - Monday, September 3, 2012
IVDF version:7.11.41.170 - Monday, September 3, 2012

 General Method of propagation:
   • No own spreading routine


Alias:
   •  Eset: a variant of Win32/InstallBrain.E application


Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003
   • Windows Vista
   • Windows Server 2008
   • Windows 7


Side effects:
   • Registry modification


Right after execution the following information is displayed:


 Files It copies itself to the following locations:
   • %TEMP%\Video Performer63615.exe
   • %ALLUSERSPROFILE%\Application Data\IBUpdaterService\ibsvc.exe



It renames the following files:

    •  %TEMP%\ibtmp213d533\component_568.part into %TEMP%\ibtmp213d533\component_568
    •  %TEMP%\ibtmp213d533\component_532.part into %TEMP%\ibtmp213d533\component_532
    •  %TEMP%\ibtmp213d533\component_567.part into %TEMP%\ibtmp213d533\component_567
    •  %TEMP%\ibtmp213d533\component_369.part into %TEMP%\ibtmp213d533\component_369



The following files are created:

– Non malicious files:
   • %TEMP%\3.tmp
   • %TEMP%\ibtmp213d533\config\ib\main.css
   • %TEMP%\ibtmp213d533\config\js\config.js
   • %TEMP%\ibtmp213d533\config\events\events.js
   • %TEMP%\ibtmp213d533\config\js\jquery-1.7.min.js
   • %TEMP%\ibtmp213d533\config\js\jquery.noselect.min.js
   • %TEMP%\ibtmp213d533\config\js\smart.js
   • %SYSDIR%\wbem\Logs\wbemprox.log
   • %ALLUSERSPROFILE%\Application Data\IBUpdaterService\repository.xml

– Temporary files that might be deleted afterwards:
   • %HOME%\Desktop\Continue Video Performer installation.lnk
   • %TEMP%\4.tmp
   • %TEMP%\ibtmp213d533\config\2510.html
   • %TEMP%\ibtmp213d533\config\2512.html
   • %TEMP%\ibtmp213d533\config\2513.html
   • %TEMP%\ibtmp213d533\config\2514.html
   • %TEMP%\ibtmp213d533\config\2515.html
   • %TEMP%\ibtmp213d533\config\2516.html
   • %TEMP%\ibtmp213d533\config\2517.html
   • %TEMP%\ibtmp213d533\intallLog
   • %TEMP%\upd5.tmp
   • %WINDIR%\Temp\6.tmp
   • %TEMP%\ibtmp213d533\component_369
   • %TEMP%\ibtmp213d533\component_532
   • %TEMP%\ibtmp213d533\component_567
   • %TEMP%\ibtmp213d533\component_568

 Registry The following registry keys are added in order to load the service after reboot:

– [HKLM\SOFTWARE\Microsoft\Rpc]
   • "UuidSequenceNumber"=dword:017f6d21



The following registry keys are added:

– [HKCU\Software\Microsoft\Windows Script\Settings]
   • "JITDebug"=dword:00000000

– [HKLM\SYSTEM\ControlSet001\Services\IBUpdaterService]
   • "Type"=dword:00000020
   • "Start"=dword:00000002
   • "ErrorControl"=dword:00000001
   • "ImagePath"="\"C:\Documents and Settings\\All Users\\Application Data\\IBUpdaterService\\ibsvc.exe\" /SERVICE"
   • "DisplayName"="Updater Service"
   • "ObjectName"="LocalSystem"
   • "FailureActions"=hex:ff,ff,ff,ff,00,00,00,00,00,00,00,00,01,00,00,00,00,00,00,\00,01,00,00,00,30,75,00,00
   • "Description"="Updater Service"

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\
   Updater Service]
   • "NoModify"=dword:00000001
   • "NoRepair"=dword:00000001
   • "DisplayName"="Updater Service"
   • "UninstallString"="\"C:\Documents and Settings\\All Users\\Application Data\\IBUpdaterService\\ibsvc.exe\" /UNINSTALL"
   • "DisplayVersion"="14,12,8,9"
   • "VersionMajor"=dword:0000000e
   • "VersionMinor"=dword:0000000c
   • "InstallLocation"="C:\Documents and Settings\\All Users\\Application Data\\IBUpdaterService"

– [HKLM\SYSTEM\ControlSet001\Enum\Root\LEGACY_IBUPDATERSERVICE]
   • "NextInstance"=dword:00000001

– [HKLM\SYSTEM\ControlSet001\Enum\Root\LEGACY_IBUPDATERSERVICE\0000]
   • "Service"="IBUpdaterService"
   • "Legacy"=dword:00000001
   • "ConfigFlags"=dword:00000000
   • "Class"="LegacyDriver"
   • "ClassGUID"="{8ECC055D-047F-11D1-A537-0000F8753ED1}"
   • "DeviceDesc"="Updater Service"

– [HKLM\SYSTEM\ControlSet001\Services\IBUpdaterService\Enum]
   • "0"="Root\\LEGACY_IBUPDATERSERVICE\\0000"
   • "Count"=dword:00000001
   • "NextInstance"=dword:00000001

– [HKEY_USERS\.DEFAULT\Software\IBUpdaterService]
   • "selfupdate"=hex:38,e3,ed,4f,00,00,00,00

– [HKLM\SYSTEM\ControlSet001\Enum\Root\LEGACY_MSISERVER\0000\Control]
   • "ActiveService"="MSIServer"

 Miscellaneous Accesses internet resources:
   • www.performer**********.com
   • d2qsma9t6l5kt7.**********front.net
   • www.install**********.com
   • stats.cross**********.com
   • 10.xg4**********.com
   • savingsside-a.akama**********.net
   • cdnhigh-a.akama**********.net
   • cdnapps-a.akama**********.net

Description inserted by Wensin Lee on Wednesday, September 5, 2012
Description updated by Wensin Lee on Wednesday, September 5, 2012

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