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Virus Profile: PWS-Zbot.gen.als!F84599376E35

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 11/23/2012
Date Added: 11/23/2012
Origin: Unknown
Length: 52224
Type: Trojan
Subtype: Password Stealer
DAT Required: 6904
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.als
Length52224 bytes
MD5f84599376e35dbe1b33945b64e1ec6ab
SHA11b3dcfeda9d01dc428d954812c81f7bda1af5373


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Kryptik-JUZ
AVG (GriSoft)PSW.Generic10.SCE
aviraTR/Crypt.XPACK.Gen
BitDefenderGen:Heur.PIF.3
Dr.WebTrojan.FakeAV.13019
FortiNetW32/Yakes.AP!tr
MicrosoftVirTool:Win32/Obfuscator.PN
SymantecTrojan.Zbot!gen35
EsetWin32/Kryptik.ALBY trojan (variant)
normanW32/Kryptik.BVB
SophosMal/ZboCheMan-A
vba32BScope.Trojan-Ransom.Winlock.1795
Vet (Computer Associates)Win32/Zbot.AM!generic

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


ActivitiesRisk Levels
Attempts to load and execute remote code in a previously loaded processMedium
Attempts to write to a memory location of a previously loaded process.Medium
Attempts to launch an instance of Internet Explorer.Low
Enumerates many system files and directories.Low
No digital signature is presentInformational


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



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:

thegi.exe

The following files have been added to the system:

  • %TEMP%\1b3dcfeda9d01dc428d954812c81f7bda1af5373

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\ASSOCIATIONS\
  • HKEY_CURRENT_USER\SOFTWARE\RESILIENCE SOFTWARE\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\ASSOCIATIONS\LOWRISKFILETYPES = .exe;.bat;.reg;.vbs;
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\4966A3B1-A830-4B4A-9F76-EEBF8B244FAB = %APPDATA%\thegi\thegi.exe
  • HKEY_CURRENT_USER\SOFTWARE\RESILIENCE SOFTWARE\DIGIT = 4966a3b1-a830-4b4a-9f76-eebf8b244fab
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\4966A3B1-A830-4B4A-9F76-EEBF8B244FAB = %APPDATA%\thegi\thegi.exe
  • HKEY_USERS\.DEFAULT\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\4966A3B1-A830-4B4A-9F76-EEBF8B244FAB = %APPDATA%\thegi\thegi.exe

The applications attempted the following network connection(s):

  • hxxp://193.107.17.126/test/*****

   

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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