For Consumer

Virus Profile: Generic BackDoor!0987DF123A2B

Threat Search
Print
   
Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 5/11/2013
Date Added: 5/11/2013
Origin: Unknown
Length: 149511
Type: Trojan
Subtype: -
DAT Required: 7071
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
Length149511 bytes
MD50987df123a2b4697fb27f2a180609c2f
SHA1573f80ca32ea0a5ff6f965dcd3969ec1916b06c9


Other Common Detection Aliases

Company NamesDetection Names
ahnlabTrojan/Win32.Jorik
avastWin32:Agent-AQWF
AVG (GriSoft)Luhe.Fiha.A
aviraBDS/Zegost.Gen back-door program
BitDefenderTrojan.Generic.KDZ.10751
clamavPUA.Win32.Packer.Pseudosigner-35
Dr.WebTrojan.DownLoader8.33347
F-ProtW32/KillAV.AU.gen!Eldorado
FortiNetW32/Virut.NBP
Microsoftbackdoor:win32/farfli.k
SymantecSuspicious.MH690
EsetWin32/Virut.NBP virus
normanSwisyn.CB
pandaTrj/CI.A
risingBackdoor.Farfli!4858
vba32Trojan.Jorik.Zegost.qsd
Vet (Computer Associates)Win32/Zegost.B!generic

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


ActivitiesRisk Levels
Enumerates process listLow
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:

573F80CA32EA0A5FF6F965DCD3969EC1916B06C9

The following files have been added to the system:

  • %COMMONPROGRAMFILES%\Sogou.exe
  • %WINDIR%\SYSTEM32\sougou.exe

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\BALL = C:\progra~1\Common Files\Sogou.exe
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\BITS\GROUP = Default
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\BITS\INITTIME = 20121116
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\BITS\VERSION = v1.1
  • HKEY_LOCAL_MACHINE\SYSTEM\ControlSet\SERVICES\STUVWX ABCDEFGH JKL\DESCRIPTION = Stuvwxya Cdefghijk Mnopqrs Uvwxyabc Efg

The applications attempted the following network connection(s):

  • 59.188.237.***:2013

   

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.