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Virus Profile: Generic PWS.y!C46E2466078E

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 7/31/2012
Date Added: 7/31/2012
Origin: Unknown
Length: 114540
Type: Trojan
Subtype: -
DAT Required: 6789
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
Length114540 bytes
MD5c46e2466078e92393c86dbc433aa838f
SHA1f2592cb85026ee5926535da6f7c618a03a0f422e


Other Common Detection Aliases

Company NamesDetection Names
AVG (GriSoft)Win32/Patched.EA
Dr.WebTrojan.PWS.Gamania.34036
MicrosoftPWS:Win32/OnLineGames.LH
vba32Unknown.Win32Virus

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


ActivitiesRisk Levels
Attempts to modify the hosts file. This could be used to map hostnames different IP addresses redirecting traffic to an alternate location.High
Attempts to write to a memory location of a Windows system processHigh
Enumerates many system files and directories.Low
Enumerates process listLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaGeneric PWS.y
McAfee SupportedGeneric PWS.y



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:

f2592cb85026ee5926535da6f7c618a03a0f422e

The following files have been added to the system:

  • %WINDIR%\SYSTEM32\ws2helpxp.dll
  • %WINDIR%\SYSTEM32\ws2help.dll
The following files have been changed:

  • %WINDIR%\SYSTEM32\drivers\etc\hosts
The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\WINDOWS\APPINIT_DLLS = [binary data]
   

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.