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Virus Profile: PWS-Zbot.gen.uh!EC96123865EA

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 7/15/2012
Date Added: 7/15/2012
Origin: Unknown
Length: 302066
Type: Trojan
Subtype: Password Stealer
DAT Required: 6773
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 DetectionPWS-Zbot.gen.uh
Length302066 bytes
MD5ec96123865ea73d6a15a6cfcba302b38
SHA1f514421c83b331db2f511692af60483bc2051ee5


Other Common Detection Aliases

Company NamesDetection Names
EMSI SoftwareTrojan-PWS.Win32.Zbot!IK
ahnlabTrojan/Win32.Plosa
avastWin32:Susn-AJ
AVG (GriSoft)Generic_s.HC
aviraTR/Spy.ZBot.aav
KasperskyPacked.Win32.Krap.iu
BitDefenderTrojan.Generic.KDV.636403
clamavW32.Trojan.Spy.Zbot-2
Dr.WebTrojan.PWS.Panda.2307
FortiNetW32/Kryptik.WDV!tr
MicrosoftPWS:Win32/Zbot.gen!AF
SymantecPacked.Generic.362
EsetWin32/Spy.Zbot.AAN trojan
normanW32/Krypt.FF
pandaBck/Qbot.AO
risingTrojan.Win32.Fednu.ufz
SophosMal/Zbot-FG
Trend MicroTROJ_AGENT_038193.TOMB
vba32Trojan.Zbot.1962
V-BusterTrojan.PWS.Fareit.Gen.1 (trojan)

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


ActivitiesRisk Levels
Enumerates many system files and directories.Low
Process attempts to call itself recursivelyLow


McAfee ScansScan Detections
McAfee BetaPWS-Zbot.gen.uh
McAfee SupportedPWS-Zbot.gen.uh



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:

f514421c83b331db2f511692af60483bc2051ee5

The following files have been added to the system:

  • %USERPROFILE%\Local Settings\Application Data\rede.arb
  • %TEMP%\2B1B66.dmp
  • %TEMP%\2B707B.dmp
  • %APPDATA%\Zego
The following files were temporarily written to disk then later removed:

  • %TEMP%\WER11.tmp.dir00\appcompat.txt
  • %TEMP%\WER12.tmp.dir00\appcompat.txt
  • %TEMP%\WER11.tmp
  • %APPDATA%\Zego\rofaki.exe
  • %TEMP%\WER12.tmp
The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\PRIVACY\
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\YGUF\
The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\PRIVACY\CLEANCOOKIES = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS\ZONES\0\1609 = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS\ZONES\1\1406 = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS\ZONES\1\1609 = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS\ZONES\2\1609 = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS\ZONES\3\1406 = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS\ZONES\3\1609 = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS\ZONES\4\1406 = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS\ZONES\4\1609 = 0
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\{93A7E379-6914-AD79-B517-5EEB90A17DF9} = "%APPDATA%\Zego\rofaki.exe"
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\YGUF\17J0G440 = [binary data]
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\YGUF\2DB43HAI = a6zvYYJhkKSSZDlk
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\YGUF\2I8BJGD0 = GayOYQ==
   

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.