TSPY_ZBOT.QRQA

This spyware attempts to steal information, such as user names and passwords, used when logging into certain banking or finance-related websites.

Arrival Details

This spyware may be downloaded from the following remote sites:

• http://bubbleseao.com/eso/isp.exe

Installation

This spyware adds the following folders:

• %Application Data%\{random1}
• %Application Data%\{random2}

(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Windows\Profiles\{user name}\Application Data on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Application Data on Windows NT, and C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, XP, and Server 2003.)

It injects itself into the following processes running in the affected system's memory:

• explorer.exe
• taskhost.exe
• taskeng.exe
• Dwm.exe
• wscntfy.exe
• ctfmon.exe
• rdpclip.exe

Autostart Technique

This spyware adds the following registry entries to enable its automatic execution at every system startup:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
{GUID of mount point of %Windows%} = %Application Data%\{random1}\{random}.exe

It drops the following files:

• %Application Data%\{random1}\{random}.exe - copy of itself
• %Application Data%\{random2}\{random} - contains encrypted stolen data

(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Windows\Profiles\{user name}\Application Data on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Application Data on Windows NT, and C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, XP, and Server 2003.)

Other System Modifications

This spyware adds the following registry keys as part of its installation routine:

HKEY_CURRENT_USER

It creates the following registry entry(ies) to bypass Windows Firewall:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\SharedAccess\Parameters\
FirewallPolicy\StandardProfile\AuthorizedApplications\
List
%WINDOWS%\\EXPLORER.EXE = %WINDOWS%\EXPLORER.EXE:*:Enabled:Windows Explorer

Information Theft

This spyware monitors the Internet Explorer (IE) activities of the affected system, specifically the address bar or title bar. It recreates a legitimate website with a spoofed login page if a user visits banking sites with the following strings in the address bar or title bar:

• *arquia.es*flash.asp
• *barclays.es*
• *bbvanetoffice.com*
• *caixacatalunya.com/*/Home/*,,00.html
• *caixacatalunya.com/*/benvinguda*
• *caixacatalunya.com/*/bienvenida*
• *caixapenedes.com*
• *caixasabadell.net*
• *caixasabadell.net*teclado.js
• *caixatarragona.es*
• *cajaduero.es*
• *cajalaboral.com*acceso_es.js
• *cajalaboral.com*home.aspx
• *cam.es*
• *cam.es*form_camdirecto.js
• *ce.caixalaietana.es*inicio_identificacion.action
• *https://caixadirecta.cgd.pt/CaixaDirecta/profile.do*
• *iurisbank.com/isum/Main?ISUM_SCR=login*
• *iurisbank.com/js/checkUsuPass.js
• *iurisbank.com/js/interface.js
• *kutxa.net*loginkn.jsp*
• *lloyds*
• *lloyds*layout.js
• *net.kutxa.net*styles_acceso.css
• *ruralvia.com/isum/Main?ISUM_SCR=login*
• *ruralvia.com/js/checkUsuPass.js
• *ruralvia.com/js/interface.js
• http*cajamadridempresas.es*login_nuevo_oie.js
• http*cajamadridempresas.es*login_oie_*
• http*empresas.gruposantander.es*login.js
• http*empresas.gruposantander.es/WebEmpresas/servlet/webempresas.servlets.CompressJSP?JSP=nueva_imagen/inicio.jsp*
• http*inversis.com*
• http*inversis.com*/js/inversiones/common.js
• http*online.halifax.es*
• https://login.facebook.com/*

It accesses the following site to download its configuration file:

• http://cyansquadg.com/eso/esa.sp
• http://mmobucksfg.ru/eso/esa.sp
• http://amberclans.ru/eso/esa.sp

It attempts to steal information from the following banks and/or other financial institutions:

• BBVA
• Barclays
• Caixa Laietana
• Caixa Sabadell
• Caixa Tarragona
• Caja Laboral
• Caja Madrid
• IS Bank
• Kutxanet
• Santander

Drop Points

Stolen information is uploaded to the following websites:

• http://azuregroup.ru/isp/gujoh.php

Other Details

This spyware does the following:

• It adds the following registry entries to disable Internet Explorer:
  HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\PhishingFilter Enabled =0
  HKEY_CURRENT_USER\Software\Microsoft\InternetExplorer\PhishingFilter EnabledV8 =0
• Steals the following information:
  Personal Certificates (MY)
  FTP credentials for the following FTP applications:
  flashxp
  ghisler
  ipswitch
  filezilla
  ftpfar
  winscp
  ftpcommander
  coreftp
  smartftp
  Flashplayer data
  Internet session cookies

Variant Information

This spyware has the following MD5 hashes:

• 9535f78b5ba69d2d5724d6aea12bf9f4

It has the following SHA1 hashes:

• 566264c02a86daef3563f578f1cf3ecfb9b82305