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Virus Profile: Generic BackDoor!E5568B45CAB9

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 11/7/2013
Date Added: 11/7/2013
Origin: Unknown
Length: 1608906
Type: Trojan
Subtype: -
DAT Required: 7251
Removal Instructions
   
 
 
   

Description

This is a Trojan detection. Unlike viruses, Trojans do not self-replicate. They are spread manually, often under the premise that they are beneficial or wanted. The most common installation methods involve system or security exploitation, and unsuspecting users manually executing unknown programs. Distribution channels include e-mail, malicious or hacked Web pages, Internet Relay Chat (IRC), peer-to-peer networks, etc.

Indication of Infection

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

Methods of Infection

Trojans do not self-replicate. They are spread manually, often under the premise that the executable is something beneficial. Distribution channels include IRC, peer-to-peer networks, newsgroup postings, e-mail, etc.

   

Virus Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionGeneric BackDoor
Length1608906 bytes
MD5e5568b45cab9067a45200b9ddf9e8804
SHA1876b58cbb653fefac6d0b5230faf06f896a0767b


Other Common Detection Aliases

Company NamesDetection Names
EMSI SoftwareDropped:Trojan.Generic.8120724 (B)
avastMSIL:Bladabindi-EV
AVG (GriSoft)Generic30.ARGU.dropper (Trojan horse)
aviraTR/Rogue.8120724
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderDropped:Trojan.Generic.8120724
clamavWin.Trojan.Agent-19023
Dr.WebTrojan.DownLoader9.48031
F-ProtW32/MSIL_Troj.AP.gen!Eldorado
FortiNetMSIL/Agent.PPP!tr
MicrosoftBackdoor:MSIL/Bladabindi.B
SymantecSuspicious.Cloud.2
EsetMSIL/Bladabindi.O
normangeneric/Agent.AYLBP
pandaGeneric Trojan
risingBackdoor.Bot!4E4F
SophosMal/MSIL-FE
vba32Trojan.MSIL.Disfa

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


ActivitiesRisk Levels
Enumerates many system files and directories.Low
Adds or modifies Internet Explorer cookiesLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaGeneric BackDoor
McAfee SupportedGeneric BackDoor



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:

876B58CBB653FEFAC6D0B5230FAF06F896A0767B

The following files have been added to the system:

  • %APPDATA%\IObit\IObit Uninstaller\Language\SWEDISH.LNG
  • %TEMP%\Trojan.exe
  • %APPDATA%\IObit\IObit Uninstaller\Language\VIETNAMESE.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\PORTUGUESE (BRAZIL).LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\GERMAN.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\ENGLISH.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\RUSSIAN.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\BULGARIAN.LNG
  • %TEMP%\TD98.zlib
  • %USERPROFILE%\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe
  • %APPDATA%\IObit\IObit Uninstaller\Language\JAPANESE.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\DANISH.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\FINISH.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\POLISH.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\HUNGARIAN.LNG
  • %TEMP%\Trojan.exe.tmp
  • c:\extracted\server.exe
  • %APPDATA%\IObit\IObit Uninstaller\Language\KOREAN.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\FRENCH.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\CHINESETRAD.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\TURKISH.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\CHINESESIMP.LNG
  • %APPDATA%\IObit\IObit Uninstaller\SoftwareCache.ini
  • %APPDATA%\IObit\IObit Uninstaller\Language\DUTCH.LNG
  • C:\Extracted\iobituninstaller.exe
  • %APPDATA%\IObit\IObit Uninstaller\Language\ITALIAN.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\SPANISH.LNG
  • %APPDATA%\IObit\IObit Uninstaller\Language\CZECH.LNG

The following files have been deleted:

  • %TEMP%\iobituninstaller.madExcept

The following files were temporarily written to disk then later removed:

  • C:\Extracted\ZLB3E.tmp
  • C:\Extracted\ZLB2E.tmp
  • C:\Extracted\ZLB3C.tmp
  • %TEMP%\sfx.ini
  • C:\Extracted\ZLB3B.tmp
  • C:\Extracted\ZLB2C.tmp
  • C:\Extracted\ZLB31.tmp
  • C:\Extracted\ZLB35.tmp
  • C:\Extracted\ZLB2B.tmp
  • %TEMP%\ZLB41.tmp
  • C:\Extracted\ZLB34.tmp
  • %TEMP%\ZLB40.tmp
  • C:\Extracted\ZLB37.tmp
  • C:\Extracted\ZLB39.tmp
  • C:\Extracted\ZLB32.tmp
  • C:\Extracted\ZLB36.tmp
  • C:\Extracted\ZLB38.tmp
  • %TEMP%\UnLan59.zlib
  • %TEMP%\UnLan33.zlib
  • %TEMP%\ZLB43.tmp
  • %TEMP%\ZLB3F.tmp
  • C:\Extracted\ZLB3D.tmp
  • C:\Extracted\ZLB30.tmp
  • C:\Extracted\ZLB2D.tmp
  • C:\Extracted\ZLB33.tmp
  • %TEMP%\ZLB42.tmp
  • C:\Extracted\ZLB3A.tmp
  • C:\Extracted\ZLB2F.tmp
  • %TEMP%\ZLB44.tmp
  • C:\Extracted\ZLB2A.tmp

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\5CD8F17F4086744065EB0992A09E05A2\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\CODE STORE DATABASE\DISTRIBUTION UNITS\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\ENVIRONMENT\SEE_MASK_NOZONECHECKS = 49
  • HKEY_CURRENT_USER\SOFTWARE\5CD8F17F4086744065EB0992A09E05A2\US = 64
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\5CD8F17F4086744065EB0992A09E05A2 = "%TEMP%\Trojan.exe" ..
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\5CD8F17F4086744065EB0992A09E05A2 = "%TEMP%\Trojan.exe" ..

The applications attempted the following network connection(s):

  • hxxp://update.iobit.com/infofiles/*****

   

Please use the following instructions for all supported versions of Windows:


1. Disable Windows System Restore. For instructions, please refer to: http://www.mcafee.com/us/downloads/free-tools/disabling-system-restore.aspx

2. Update your McAfee Anti-Virus product to the latest version (when possible), and ensure the latest DAT and Engine and any applicable EXTRA.DATs are installed.

3. Run a full system scan. (On-Demand Scan)

4. Reboot, as soon as it is convenient, to ensure all malicious components are removed.