Virus Profile: Generic PWS.ak!96b6ccef5e6c

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 10/21/2009
Date Added: 10/21/2009
Origin: Unknown
Length: 173843
Type: Trojan
Subtype: Password
DAT Required: 5778
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

File PropertyProperty Value
FileName!itw#812.exe
McAfee ArtemisArtemis!96b6ccef5e6c
McAfee DetectionGeneric PWS.ak
Length173,843 bytes
CRCF626488B
MD596B6CCEF5E6C4095239AA638B1D7EF12
SHA12363C6A429F62AB6B31BEA416B9AEEE49F1CB1B6

Other Common Detection Aliases

Company NameDetection Name
ahnlabWin-Trojan/OnlineGameHack.173843
avastWin32:Kamso [Trj]
AVG (GriSoft)SHeur2.BBPC
AviraTR/Crypt.ZPACK.Gen
BitDefenderWorm.Generic.88956
eSafe (Alladin)Suspicious File [100]
Eseta variant of Win32/Pacex.Gen
FortiNetW32/Magania.S!tr
KasperskyTrojan-GameThief.Win32.Magania.cair
microsoftworm:win32/taterf.b
normanw32/malware.dam
pandaGeneric Worm
risingPacker.Win32.Nodef.c
SophosMal/Generic-A
SymantecW32.Gammima
Trend MicroWORM_ONLINEG.AAS
V-BusterTrojan.PWS.Magania.TAF

Avert® Labs has observed the following system activities:

ActivityRisk Level
Modifies memory of other processes
Critical
Enumerates running processes
Medium
Uses shared memory of other processes
Low
Writes executable in the windows folder
Low
Creates registry keys and data values to persist on OS reboot
Informational
Registers DLLsInformational

Other detections that have been observed.

FileNameMcAfee Supported
%WINDIR%\system32\bigmn0.dll
Generic PWS.y!xg
%WINDIR%\system32\bigie0.dll
Generic PWS.ak
%WINDIR%\system32\bigdoor.exe
Generic PWS.ak

System Changes

These are general defaults for typical path variables. (Although they may differ, these examples are common.):
%WinDir% = \WINDOWS (Windows 9x/ME/XP/Vista), \WINNT (Windows NT/2000)
%SystemDir% = \WINDOWS\SYSTEM (Windows 98/ME), \WINDOWS\SYSTEM32 (Windows XP/Vista), \WINNT\SYSTEM32 (Windows NT/2000)
%ProgramFiles% = \Program Files

The following files were analyzed:

  • %USERPROFILE%\local settings\temp\!itw#812.exe

    • The following files have been added to the system:

  • %WINDIR%\system32\bigdoor.exe
  • %WINDIR%\system32\bigie0.dll
  • %WINDIR%\system32\bigmn0.dll

    • The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\software\classes\clsid\{238c32ab-955d-4707-aab9-c9b3ab8d4225}\
    • (default) = iehlprobj class
  • HKEY_LOCAL_MACHINE\software\classes\clsid\{238c32ab-955d-4707-aab9-c9b3ab8d4225}\inprocserver32\
    • (default) = c:\windows\system32\bigmn0.dll
    • threadingmodel = apartment
  • HKEY_LOCAL_MACHINE\software\classes\clsid\{238c32ab-955d-4707-aab9-c9b3ab8d4225}\progid\
    • (default) = iehlprobj.iehlprobj.1
  • HKEY_LOCAL_MACHINE\software\classes\clsid\{238c32ab-955d-4707-aab9-c9b3ab8d4225}\versionindependentprogid\
    • (default) = iehlprobj.iehlprobj
  • HKEY_LOCAL_MACHINE\software\classes\iehlprobj.iehlprobj.1\
    • (default) = iehlprobj class
  • HKEY_LOCAL_MACHINE\software\classes\iehlprobj.iehlprobj.1\clsid\
    • (default) = {238c32ab-955d-4707-aab9-c9b3ab8d4225}
  • HKEY_LOCAL_MACHINE\software\classes\iehlprobj.iehlprobj\
    • (default) = iehlprobj class
  • HKEY_LOCAL_MACHINE\software\classes\iehlprobj.iehlprobj\curver\
    • (default) = iehlprobj.iehlprobj.1
  • HKEY_LOCAL_MACHINE\software\classes\interface\{238c32ac-955d-4707-aab9-c9b3ab8d4225}\
    • (default) = iiehlprobj
  • HKEY_LOCAL_MACHINE\software\classes\interface\{238c32ac-955d-4707-aab9-c9b3ab8d4225}\proxystubclsid\
    • (default) = {00020424-0000-0000-c000-000000000046}
  • HKEY_LOCAL_MACHINE\software\classes\interface\{238c32ac-955d-4707-aab9-c9b3ab8d4225}\proxystubclsid32\
    • (default) = {00020424-0000-0000-c000-000000000046}
  • HKEY_LOCAL_MACHINE\software\classes\interface\{238c32ac-955d-4707-aab9-c9b3ab8d4225}\typelib\
    • (default) = {238c32a2-955d-4707-aab9-c9b3ab8d4225}
    • version = 3157553
  • HKEY_LOCAL_MACHINE\software\classes\typelib\{238c32a2-955d-4707-aab9-c9b3ab8d4225}\1.0\
    • (default) = iehelper 1.0 type library
  • HKEY_LOCAL_MACHINE\software\classes\typelib\{238c32a2-955d-4707-aab9-c9b3ab8d4225}\1.0\0\win32\
    • (default) = c:\windows\system32\bigmn0.dll
  • HKEY_LOCAL_MACHINE\software\classes\typelib\{238c32a2-955d-4707-aab9-c9b3ab8d4225}\1.0\flags\
    • (default) = 48
  • HKEY_LOCAL_MACHINE\software\classes\typelib\{238c32a2-955d-4707-aab9-c9b3ab8d4225}\1.0\helpdir\
    • (default) = c:\windows\system32\

    • The following registry elements have been changed:

  • HKEY_CURRENT_USER\Software\Microsoft\Windows\currentversion\explorer\advanced\
    • hidden = 2
    • showsuperhidden = 0
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\currentversion\policies\explorer\
    • nodrivetypeautorun = 145
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\currentversion\run\
    • bigsoft = c:\windows\system32\bigdoor.exe
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\currentversion\explorer\advanced\folder\hidden\showall\
    • checkedvalue = 0

    • The applications created the following network connection(s):

  • http
    • hxxp://172.16.199.200/1hg/********

    •    
    AVERT recommends to always use latest DATs and engine. This threat will be cleaned if you have this combination.

    Additional Windows ME/XP removal considerations