Virus Profile: Generic PWS.y!1xz!B6EB50EB591C

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 1/16/2013
Date Added: 1/16/2013
Origin: Unknown
Length: 102400
Type: Trojan
Subtype: -
DAT Required: 6957
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 PWS.y!1xz
Length102400 bytes
MD5b6eb50eb591c91f6de2ced80b067cde6
SHA134ad6d6e1db92a3a707e7c8fc7b56c57aa31455f


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Malware-gen
AVG (GriSoft)SHeur4.ZGA (Trojan horse)
aviraTR/Spy.102400.507
BitDefenderGen:Trojan.Heur.gm0@cLadmHfi
Dr.WebTrojan.PWS.Siggen.35386
F-ProtW32/VB-Wird-based!Maximus
FortiNetW32/VB.ATRN!tr
SymantecTrojan.Malcol
EsetWin32/Spy.VB.NOS trojan (variant)
normanW32/Troj_Generic.EVQQC
risingTrojan.Bancos!47A6
SophosMal/Keylog-O
Trend MicroTSPY_VBKLOG.SMIB

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


ActivitiesRisk Levels
Modifies Windows security center settings.High
Adds or modifies system policies. Could be used to prevent the or detour the use of common system tools.High
Modifies winlogon configuration settings in registryMedium
Adds or modifies winlogon shell registry value. Could be used to launch a program on startup.Medium
Enumerates many system files and directories.Low
Adds or modifies Internet Explorer cookiesLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaGeneric PWS.y!1xz
McAfee SupportedGeneric PWS.y!1xz



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:

34AD6D6E1DB92A3A707E7C8FC7B56C57AA31455F

The following files have been added to the system:

  • %TEMP%\~DF8E8.tmp
  • %WINDIR%\SYSTEM32\1052\Pelt.bat
  • %TEMP%\~DF2335.tmp
  • %TEMP%\wrasxf\5.jpg
  • %WINDIR%\SYSTEM32\1052\svchoct.exe

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

  • %TEMP%\TarF.tmp
  • %TEMP%\CabE.tmp

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\
  • HKEY_CURRENT_USER\SOFTWARE\VB AND VBA PROGRAM SETTINGS\
  • HKEY_CURRENT_USER\SOFTWARE\VB AND VBA PROGRAM SETTINGS\MICROSOFT\
  • HKEY_CURRENT_USER\SOFTWARE\VB AND VBA PROGRAM SETTINGS\MICROSOFT\LEFT\
  • HKEY_CURRENT_USER\SOFTWARE\YAHOO\
  • HKEY_CURRENT_USER\SOFTWARE\YAHOO\PAGER\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\IDENTITIES\IDENTITY ORDINAL = 2
  • HKEY_CURRENT_USER\IDENTITIES\LAST USER ID = {D47E487F-702B-475C-B6B6-EF78A72CD682}
  • HKEY_CURRENT_USER\IDENTITIES\LAST USERNAME = Main Identity
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\DEFAULT LDAP ACCOUNT = Active Directory GC
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\SERVER ID = 4
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ASSOCIATEDID = [binary data]
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\PRECONFIGVER = 4
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\PRECONFIGVERNTDS = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\ACCOUNT NAME = Active Directory
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP AUTHENTICATION = 2
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP BIND DN = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP PORT = 3268
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP RESOLVE FLAG = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP SEARCH BASE = NULL
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP SEARCH RETURN = 100
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP SECURE CONNECTION = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP SERVER = NULL
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP SERVER ID = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP SIMPLE SEARCH = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP TIMEOUT = 60
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\ACTIVE DIRECTORY GC\LDAP USER NAME = NULL
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\ACCOUNT NAME = Bigfoot Internet Directory Service
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\LDAP AUTHENTICATION = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\LDAP LOGO = %COMMONPROGRAMFILES%\Services\bigfoot.bmp
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\LDAP SEARCH RETURN = 100
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\LDAP SERVER = ldap.bigfoot.com
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\LDAP SERVER ID = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\LDAP SIMPLE SEARCH = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\LDAP TIMEOUT = 60
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\BIGFOOT\LDAP URL = http://www.bigfoot.com
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\ACCOUNT NAME = VeriSign Internet Directory Service
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\LDAP AUTHENTICATION = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\LDAP LOGO = %COMMONPROGRAMFILES%\Services\verisign.bmp
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\LDAP SEARCH BASE = NULL
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\LDAP SEARCH RETURN = 100
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\LDAP SERVER = directory.verisign.com
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\LDAP SERVER ID = 2
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\LDAP SIMPLE SEARCH = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\LDAP TIMEOUT = 60
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\VERISIGN\LDAP URL = http://www.verisign.com
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\ACCOUNT NAME = WhoWhere Internet Directory Service
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\LDAP AUTHENTICATION = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\LDAP LOGO = %COMMONPROGRAMFILES%\Services\whowhere.bmp
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\LDAP SEARCH RETURN = 100
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\LDAP SERVER = ldap.whowhere.com
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\LDAP SERVER ID = 3
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\LDAP SIMPLE SEARCH = 1
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\LDAP TIMEOUT = 60
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET ACCOUNT MANAGER\ACCOUNTS\WHOWHERE\LDAP URL = http://www.whowhere.com
  • HKEY_CURRENT_USER\SOFTWARE\VB AND VBA PROGRAM SETTINGS\MICROSOFT\LEFT\SE = NoSend
  • HKEY_CURRENT_USER\SOFTWARE\YAHOO\PAGER\AUTO LOGIN = 0
  • HKEY_CURRENT_USER\SOFTWARE\YAHOO\PAGER\SAVE PASSWORD = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SECURITY CENTER\UACDISABLENOTIFY = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\WINLOGON\SHELL = Explorer.exe %WINDIR%\SYSTEM32\1052\svchoct.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\SYSTEM\ENABLELUA = 0

The applications attempted the following network connection(s):

  • 173.194.79.***:465

   

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.

   

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