TSPY_ZBOT.BESF

Puede haberlo infiltrado otro malware. Puede haberlo descargado inadvertidamente un usuario mientras visitaba sitios Web maliciosos.

Crea carpetas donde infiltra sus archivos.

Este malware modifica la configuración de zona de Internet Explorer.

Intenta robar la información que se utiliza para iniciar sesión en ciertos sitios Web de bancos y otras entidades financieras (p. ej. nombres de usuario y contraseñas).

Detalles de entrada

Puede haberlo infiltrado otro malware.

Puede haberlo descargado inadvertidamente un usuario mientras visitaba sitios Web maliciosos.

Puede haberse descargado desde los sitios remotos siguientes:

• http://{BLOCKED}corumpcion.biz/webman/icon/wear.exe

Instalación

Infiltra los archivos siguientes:

• %Application Data%\{random1}\{random}.exe - copy of itself
• %Application Data%\{random2}\{random}.{3 random alpha character extension name} - encrypted file

(Nota: %Application Data% es la carpeta Application Data del usuario activo, que en el caso de Windows 98 y ME suele estar ubicada en C:\Windows\Profiles\{nombre de usuario}\Application Data, en el caso de Windows NT en C:\WINNT\Profiles\{nombre de usuario}\Application Data y en el caso de Windows 2000, XP y Server 2003 en C:\Documents and Settings\{nombre de usuario}\Local Settings\Application Data).

Crea carpetas donde infiltra sus archivos.

Este malware se inyecta en los siguientes procesos que se ejecutan en la memoria:

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

Técnica de inicio automático

Agrega las siguientes entradas de registro para permitir su ejecución automática cada vez que se inicia el sistema:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
{GUID} = {malware path and file name}

Otras modificaciones del sistema

Agrega las siguientes entradas de registro como parte de la rutina de instalación:

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Privacy
CleanCookies = 0

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

Modificación de la página de inicio y de la página de búsqueda del explorador Web

Este malware modifica la configuración de zona de Internet Explorer.

Robo de información

Controla la actividad de Internet Explorer (IE) del sistema afectado, en particular la barra de direcciones. Recrea un sitio Web legítimo con una página de inicio de sesión falsa cuando un usuario visita sitios de banca con las siguientes cadenas en la barra de direcciones y/o barra de título:

• *.bankofamerica.com/*
• *.marinefederalhb.org/*
• */CapitalOne_Consumer/*
• */nubi/*
• *altergold.com/login.php*
• *azstcu.org*
• *bankofamerica.com*
• *citibank.com*
• *countrywide.com/*myCountrywide.aspx*
• *dcu.com*
• *firstib.com*
• *moneybookers.com/app/login.pl*
• *nassaued.org*
• *navyfcu.*
• *ncsecu.org*
• *onlinesefcu.com*
• *southvalleybank.net*
• *ufcu.org*
• *usaa.com*
• http://sccu.com/*
• http://www.sefcu.com/privacy.aspx
• https://*.alaskausa.org/*
• https://*.bankofamerica.com/*
• https://*.scottrade.com/*
• https://*.tdbank.com/*/AccountPortfolio.aspx
• https://*.tdcanadatrust.com/*FinancialSummaryServlet*
• https://*dcu.com*
• https://*nwolb.com*
• https://*paypal.com/cgi-bin/webscr?cmd=_login-done*
• https://*paypal.com/row/cgi-bin/webscr?cmd=_profile-address*
• https://*sanpaoloimi.com/*
• https://*ulsterbankanytimebanking.*/login.aspx*
• https://*wachovia.com*
• https://alltimetreasury.pacificcapitalbank.com/TekPortfolio/servlet/TB_UI_Controller*
• https://banking.calbanktrust.com/iLogin.jsp
• https://banking.zionsbank.com/zfnb/*/viewAccount
• https://banking.zionsbank.com/zfnb/userServlet/app/bank/user/SecurEntryMaintenance
• https://banking.zionsbank.com/zfnb/userServlet/app/bank/user/viewaccountsbysubtype/viewAccount
• https://businessonline.tdbank.com/CorporateBankingWeb/Core/Login.aspx*
• https://cardsonline-consumer.com/RBSG_Consumer/VerifyLogin.do
• https://chaseonline.chase.com/*ogon.aspx*
• https://chaseonline.chase.com/MyAccounts.aspx
• https://chaseonline.chase.com/images/logon.gif
• https://chaseonline.chase.com/images/spacer.gif
• https://cm.netteller.com/login*/Authentication/Views/LoginCM.aspx
• https://commerceconnections.commercebank.com/ibank/cmserver/welcome/default/verify.cfm
• https://content.usaa.com/mcontent/static_assets/Media/logo.gif?cacheid=2017356039
• https://contracostafcu.onlineaccounts.org/HBNet/accountinfo/balances.aspx?
• https://contracostafcu.onlineaccounts.org/HBNet/accountinfo/balances.aspx?*
• https://contracostafcu.onlineaccounts.org/HBNet/options/SecurityAuthentication.aspx*
• https://contracostafcu.onlineaccounts.org/HBNet/options/SecurityAuthentication.aspx?
• https://contracostafcu.onlineaccounts.org/HBNet/options/SecurityAuthentication.aspx?*
• https://cuonline.kemba.org/kemba/hbnet/accountinfo/balances.aspx*
• https://cuonline.kemba.org/kemba/hbnet/accountinfo/balances.aspx?
• https://cuonline.kemba.org/kemba/hbnet/accountinfo/balances.aspx?*
• https://cuonline.kemba.org/kemba/hbnet/options/SecurityAuthentication.aspx*
• https://cuonline.kemba.org/kemba/hbnet/options/SecurityAuthentication.aspx?
• https://cuonline.kemba.org/kemba/hbnet/options/SecurityAuthentication.aspx?*
• https://easyweb*.tdcanadatrust.com/servlet/*FinancialSummaryServlet*
• https://goldleafach.com/ach/Login.aspx*
• https://ibank.scnb.com/inets/Login.cfm
• https://internetbanking.unfcu.org/*
• https://internetbanking.unfcu.org/*/sbuser/*
• https://login.fidelity.com/*
• https://militarybankonline.bankofamerica.com/efs/servlet/militaryonline/index.jsp
• https://militarybankonline.bankofamerica.com/efs/servlet/militaryonline/security-password-challengejtf.jsp
• https://my.if.com/_mem_bin/formslogin.asp*
• https://myib.firstmerchants.com/fi3039a_auth/sbuser/slogon
• https://online.citibank.com/US/*
• https://online.lloydstsb.co.uk/miheld*
• https://online.wamu.com/Servicing/Servicing.aspx?targetPage=AccountSummary
• https://online.wellsfargo.com/*
• https://online.wellsfargo.com/das/cgi-bin/session.cgi*
• https://onlinebanking#.wachovia.com/myAccounts.aspx?referrer=authService
• https://onlinebanking*.wachovia.com/myAccounts.aspx?referrer=authService*
• https://onlinebanking.nationalcity.com/*/AccountList.aspx
• https://onlinebanking.nationalcity.com/OLB/secure/AccountList.aspx
• https://onlinetreasurymanager.suntrust.com/ibswebsuntrust/cmserver/welcome/default/verify.cfm
• https://secure.ally.com/allyWebClient/accountList.do
• https://secure.fundsxpress.com/piles/fxweb.pile/custom_login?template=login&no_top_url=1&iid=ABMWI
• https://securentry.zionsbank.com/*
• https://securentry.zionsbank.com/Enrollment/zbf/editimgphrase.jsp
• https://service.oneaccount.com/onlineV2/*viewPortal*
• https://sitekey.bankofamerica.com/sas/verifyImage.do
• https://tinkerhb.tinkerfcu.org/TinkerHB/HBNet/accountinfo/balances.aspx*
• https://tinkerhb.tinkerfcu.org/TinkerHB/HBNet/accountinfo/balances.aspx?
• https://tinkerhb.tinkerfcu.org/TinkerHB/HBNet/options/SecurityAuthentication.aspx*
• https://tinkerhb.tinkerfcu.org/TinkerHB/HBNet/options/SecurityAuthentication.aspx?
• https://tinkerhb.tinkerfcu.org/TinkerHB/HBNet/options/SecurityAuthentication.aspx?*
• https://trading.scottrade.com/home/default.aspx*
• https://web3.secureinternetbank.com/ebc_ebc1961/ebc1961.asp*
• https://webexpress.tdbanknorth.com/wcmfd/wcmpw/CustomerLogin
• https://www#.citizensbankonline.com/*/index-wait.jsp
• https://www#.usbank.com/internetBanking/LoginRouter
• https://www.365online.com/servlet/Dispatcher/login.htm
• https://www.365online.com/servlet/Dispatcher/login2.htm
• https://www.365online.com/servlet/Dispatcher/validate.htm
• https://www.53.com/*
• https://www.53.com/servlet/efsonline/index.html*
• https://www.accessmycardonline.com/RBS_Consumer/*
• https://www.accountonline.com/*
• https://www.alertpay.com/AccountOverview.aspx*
• https://www.arizonastatecu.org/*
• https://www.arizonastatecu.org/onlineserv/HB/Summary.cgi*
• https://www.arizonastatecu.org/onlineserv/HB/UserOptions.cgi?runmode=ForgottenPassword
• https://www.bancoherrero.com/*
• https://www.bbvanetcash.com/BBVACASHMP/tlnc/jsp/ne/esp/home/home.jsp
• https://www.bbvanetcash.com/BBVACASHMP/tlnc/jsp/ne/esp/meta/metainferior.jsp
• https://www.bbvanetcash.com/BBVANETCASH/bbvacashm/OperacionCBTFServlet*
• https://www.bbvanetcash.com/local_tlsb/TLBHEntradaUsuario_cabecera_*.html
• https://www.bbvanetcash.com/local_tlsb/TLBHNada.html
• https://www.bbvanetcash.com/local_tlsb/mult/logo_BBVA_publica_CAS.gif
• https://www.bgnetplus.com/niloinet/login.jsp
• https://www.chase.com/cpp
• https://www.citibank.co.uk/GBGCB/JPS/portal/Index.do
• https://www.citibank.co.uk/GBGCB/JPS/portal/Index.do?as=ds
• https://www.citibank.co.uk/GBGCB/jba/ap/APTransferControl.do?ss=ss
• https://www.citibank.co.uk/GBGCB/jba/ap/InitializeSubApp.do?dd=ff&TTC=52
• https://www.citibank.co.uk/GBGCB/jba/mm/PaymentsAndTransfers.do?ss=df
• https://www.citibank.co.uk/GBGCB/jba/scdp/InitializeSubApp.do?TTC=54
• https://www.dab-bank.com*
• https://www.e-gold.com/acct/balance.asp*
• https://www.e-gold.com/acct/li.asp
• https://www.eastwestbankhb.com/onlineserv/CM/*
• https://www.ecathay.com/onlineserv/CM/
• https://www.independentcm.com/onlineserv/CM/
• https://www.isbnj.com/home/home
• https://www.libertyreserve.com/EN/customer/account*
• https://www.mafcu.org/*
• https://www.mafcu.org/onlineserv/HB/Summary.cgi*
• https://www.mafcu.org/onlineserv/HB/UserOptions.cgi?runmode=ForgottenPassword
• https://www.mafcu.org/onlineserv/HB/UserOptions.cgi?runmode=ForgottenPassword*
• https://www.marinefederalhb.org/*
• https://www.marinefederalhb.org/onlineserv/HB/Summary.cgi*
• https://www.marinefederalhb.org/onlineserv/HB/UserOptions.cgi?runmode=ForgottenPassword
• https://www.moneybookers.com/app/my_account.pl
• https://www.moneybookers.com/images/qimage.gif
• https://www.netspend.com/
• https://www.netspend.com/account/authenticate*
• https://www.netspend.com/account/authenticate.m
• https://www.netteller.com/*/hbMain.cfm*
• https://www.nochex.com/*
• https://www.nwolb.com/Login.asp*
• https://www.nwolb.com/Login.aspx*
• https://www.nwolb.com/help.aspG
• https://www.onlinefpcu.org/HBNet/accountinfo/balances.aspx*
• https://www.onlinefpcu.org/HBNet/accountinfo/balances.aspx?
• https://www.onlinefpcu.org/HBNet/accountinfo/balances.aspx?*
• https://www.onlinefpcu.org/HBNet/options/SecurityAuthentication.aspx*
• https://www.onlinefpcu.org/HBNet/options/SecurityAuthentication.aspx?
• https://www.onlinefpcu.org/HBNet/options/SecurityAuthentication.aspx?*
• https://www.onlinesefcu.com/*
• https://www.onlinesefcu.com/onlineserv/HB/Summary.cgi*
• https://www.onlinesefcu.com/onlineserv/HB/UserOptions.cgi?runmode=ForgottenPassword
• https://www.paypal.com/*
• https://www.paypal.com/*/webscr?cmd=_account
• https://www.paypal.com/*/webscr?cmd=_login-done*
• https://www.rbsdigital.com/Login.asp*
• https://www.rbsdigital.com/login.aspx*
• https://www.skagitonlinebanking.com/onlineserv/CM/
• https://www.sunnb.blilk.com/Core/Authentication/MFAUsername.aspx
• https://www.sunnbnj.com/onlineserv/HB/*
• https://www.sunnbnj.com/onlineserv/HB/Summary.cgi*
• https://www.sunnbnj.com/onlineserv/HB/UserOptions.cgi?runmode=ForgottenPassword
• https://www.suntrust.com/*
• https://www.suntrust.com/portal/server.pt*parentname=Login*
• https://www.thriventbankonline.com/*
• https://www.thriventbankonline.com/onlineserv/HB/Signon.cgi
• https://www.thriventbankonline.com/onlineserv/HB/Summary.cgi*
• https://www.thriventbankonline.com/onlineserv/HB/UserOptions.cgi?runmode=ForgottenPassword
• https://www.thriventbankonline.com/onlineserv/HB/UserOptions.cgi?runmode=ForgottenPassword*
• https://www.towerfcu.org/onlineserv/HB/HomeBanking.cgi
• https://www.towerfcu.org/onlineserv/HB/Summary.cgi
• https://www.towerfcu.org/onlineserv/HB/UserOptions.cgi?runmode=ForgottenPassword
• https://www.us.hsbc.com/*
• https://www.usaa.com/*
• https://www.usaa.com/inet/ent_logon/*
• https://www.wellsfargo.com/home.jhtml"
• https://www.wellsfargo.com/img/header/logo_62sq.gif"

Accede al siguiente sitio para descargar su archivo de configuración:

• http://{BLOCKED}.{BLOCKED}.101.18/webman/infos.bin

El archivo descargado contiene información sobre dónde puede el malware descargar una copia actualizada de sí mismo y a dónde puede enviar los datos robados.

Intenta robar información de los siguientes bancos y/u otros organismos financieros:

• Alertpay
• Arizona State Credit Union
• BG Net Plus
• Banco Herrero
• Bank of America
• California Bank & Trust
• Cathay Bank
• Chase
• Citibank
• Citizens
• Commerce Bank
• Contra Costa Federal Credit Union
• DAB
• E-Gold
• East West Bank
• Fifth Third
• HSBC
• KEMBA Financial Credit Union
• Liberty Reserve
• Lloyds
• Marine Federal Credit Union
• Mid-Atlantic Federal Credit Union
• Moneybookers
• National City
• Natwest
• NetTeller
• Pacific Capital Bank
• PayPal
• RBS
• SEFCU
• Scottrade
• Skagit State Bank
• State Employees' Credit Union
• Suffolk County National Bank
• Suntrust
• TD Bank
• TD Canada Trust
• Tower Federal Credit Union
• US Bank
• USAA
• United Nations Federal Credit Union
• Wachovia
• Washington Mutual
• Wells Fargo

Puntos de infiltración

La información robada se carga en los sitios Web siguientes:

• http://{BLOCKED}corumpcion.biz/webman/icon/gatzzz.php

Información de variantes

Tiene los siguientes valores hash MD5:

• 021384ea9b168ae0fbeeaefe75617ca9

Tiene los siguientes valores hash SHA1:

• 2bcc86de6738559336d0f3cf6078a8106336e7c6