Analysis by: Francis Xavier Antazo

ALIASES:

Trojan.Cridex (Symantec)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel: Dropped by other malware, Downloaded from the Internet

This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites. It may be downloaded from remote sites by other malware.

It connects to certain websites to send and receive information. It is used to load and execute a file.

  TECHNICAL DETAILS

File Size: 141,093 bytes
Memory Resident: Yes
Initial Samples Received Date: 22 Apr 2015
Payload: Connects to URLs/IPs

Arrival Details

This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It may be downloaded from remote site(s) by the following malware:

  • W2KM_BARTALEX.SMA

Installation

This spyware drops the following copies of itself into the affected system and executes them:

  • %AppDataLocal%\{random characters}.exe - Windows 7 and above

(Note: %AppDataLocal% is the Application Data folder found in Local Settings, where it is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

It drops the following files:

  • %AppDataLocal%\Cab{Random characters}.tmp - Windows 7 and above
  • %AppDataLocal%\Tar{Random characters}.tmp - Windows 7 and above
  • %User Temp%\Cab{Random characters}.tmp - Windows XP and below
  • %User Temp%\Tar{Random characters}.tmp - Windows XP and below

(Note: %AppDataLocal% is the Application Data folder found in Local Settings, where it is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

It drops and executes the following files:

  • %AppDataLocalLow%\{random characters 1}.bat - Windows 7 and above
  • %AppDataLocalLow%\{random characters 1}.sdb - Windows 7 and above

(Note: %AppDataLocalLow% is the protected mode folder of Internet Explorer, where it usually is C:\Users\{user name}\AppData\LocalLow on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

It adds the following processes:

  • iscsicli.exe - Windows 7 and above
  • sdbinst.exe - Windows 7 and above

It injects itself into the following processes as part of its memory residency routine:

  • explorer.exe

Other System Modifications

This spyware adds the following registry entries:

HKEY_LOCAL_MACHINE\System\CurrentControlSet\
services\SharedAccess\Parameters\
FirewallPolicy\FirewallRules
(guid) = "v2.10|Action=Allow|Active=TRUE|Dir=In|Protocol=6|App=%Windows%\Explorer.EXE|Name=Core Networking - Multicast Listener DOne [ICMPv4-In]|"

Download Routine

This spyware saves the files it downloads using the following names:

  • %AppDataLocal%\{Random Characters}.tmp - Windows 7 and above
  • {Malware Path}\{Random Characters}.tmp - Windows XP and below

(Note: %AppDataLocal% is the Application Data folder found in Local Settings, where it is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

Other Details

This spyware connects to the following website to send and receive information:

  • {BLOCKED}.{BLOCKED}.123.115:1443
  • {BLOCKED}.{BLOCKED}.58.216:8443
  • {BLOCKED}.{BLOCKED}.247.226:8443
  • {BLOCKED}.{BLOCKED}.70.45:8443

It is used to load and execute the following file:

  • %AppDataLocal%\{Random Characters}.tmp - Windows 7 and above
  • {Malware Path}\{Random Characters}.tmp - Windows XP and below

(Note: %AppDataLocal% is the Application Data folder found in Local Settings, where it is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

NOTES:

This spyware monitors the following bank-related sites by form grabbing, HTTP shots, and HTTP injections:

  • wex8\.suntrust\.com
  • www7\.suntrust\.com
  • pane\.bankofamerica\.com
  • www\.amegybank\.com/metrics
  • www7\.compassbank\.com
  • www\.u43\.pnc\.com
  • cdn2\.svbconnect\.com
  • portal\.accountonline\.com
  • ww7\.whitneybank\.com
  • www8\.firstcitizensonline\.com
  • olbb2pp\.bmo\.com
  • www2\.americafirst\.com
  • cdn\.first\-online\.com
  • www2\.citibank\.citigroup\.com
  • images\.citibank\.citigroup\.com
  • img3\.moneygram\.com>
  • securentrycorp\.zionsbank\.com/metrics
  • ground\.citi\.com
  • www9\.firstcitizens\.com
  • www7\.hwtreasurysolution\.com
  • .*\.sessioncam\.com
  • www\.treasury\.pncbank\.com/tmmps
  • assets\.adobedtm\.com
  • analytics\.pnc\.com
  • .*\.doubleclick\.net
  • .*\.atdmt\.com
  • .*\.mathtag\.com
  • .*\.rubiconproject\.com
  • .*\.pubmatic\.com
  • .*\.bluekai\.com
  • \.com/k1/
  • /authentication/zbf/k/
  • /bb/logon/
  • /cashman/
  • /cashplus/
  • /clkccm/
  • /cmmain\.cfm
  • /cmserver/
  • /cmwire
  • achredirect\.aspx
  • cbonline
  • /ebc_ebc1961/
  • /ibs\.
  • /loginolb/loginolb
  • /olbb/
  • /sbuser/
  • /smallbiz/
  • /wcmpw/
  • /webcm/
  • /wire/
  • /wires/
  • access\.jpmorgan\.com
  • access\.usbank\.com
  • accessbankplc\.com
  • accountoverview\.aspx
  • accurint\.com
  • achieveaccess\.citizensbank\.com
  • achpayment
  • achweb\.unionbank\.com
  • achworks\.com
  • alltimetreasury\.pacificcapitalbank\.com
  • amegybank\.com/
  • atbonlinebusiness\.com
  • auth\.umb\.com
  • authmaster\.nationalcity\.com
  • bankofbermuda\.com
  • billauth
  • billmenu
  • blilk
  • bmo\.com/
  • bmoharrisprivatebankingonline\.com
  • bmomutualfunds\.com
  • bnycash\.bankofny\.com
  • business\.macu\.com
  • business\.netbankerplus\.com
  • businessaccess\.citibank\.citigroup\.com
  • businessappshome
  • businessclassonline\.compassbank\.com
  • businesslogin
  • businessportal\.mibank\.com
  • bxs\.com
  • cashanalyzer\.com
  • cashmanager\.mizuhoe\-treasurer\.com
  • cashmgmt
  • cashmgt
  • bankofamerica\.com
  • cashproweb\.com/cpwportal
  • cbbusinessonline\.com
  • cfgbusinessaccess\.com
  • checkgateway
  • chaseonline\.chase\.com/MyAccounts\.aspx
  • cib\.bankofthewest
  • citizensbankmoneymanagergps\.com
  • cmachm\.w
  • cmbmnt\.w
  • cmol\.bbt\.com/auth
  • cmwirp\.w
  • cnbsec1\.
  • colb\.
  • commercebusinessdirect\.com
  • commercial\.wachovia\.com
  • commercialservices
  • connect\.bankcolonial\.com
  • connect\.colonialbank\.com
  • constitutioncorp\.org
  • corpach
  • corporate\.epfc\.com
  • corporateaccounts
  • corporatebankingweb
  • corporateconnect\.net
  • corpower\.coop
  • createcorpwire
  • createwire
  • ebanking\-services
  • ecash\.
  • ecm\-transfers\.unionbank\.com
  • ecms\.unionbank\.com
  • efirstbank\.com
  • enternetbank\.com
  • express\.53\.com
  • expressdeposit\.colonialbank\.com
  • fbmedirect\.com
  • ffinonline\.com
  • firstbancorp\.com
  • firstbanks\.com
  • fnfgbusinessonline\.enterprisebanker\.com
  • fxpayments\.americanexpress\.com
  • goldleaf
  • hbcash\.exe
  • hblibank\.com
  • hbproxy\.exe
  • ibbpl2\.com
  • ibbpowerlink\.com
  • ibbusinessnet\.com
  • inetbanker
  • internationalbanking\.
  • internationalpayments\.
  • internet\-ebanking\.com
  • itreasury\.amsouth\.com
  • ktt\.key\.com
  • lakelandbank\.com
  • libertymutualbusinessdirect\.com
  • lionbank\.com
  • login_business\.asp
  • logincm
  • mcb\-home\.com/online
  • memberach
  • metrobankdirect\.com
  • midatlanticcorp\.org
  • moneymanagergps\.com
  • olb\.ent\.com/business/
  • online\.1stnb\.com
  • onlineaccess1\.com
  • onlinebanking\.1stunitedbankfl\.com
  • onlinebanking\.banksterling\.com
  • onlinencr\.com
  • onlineserv/cm/
  • otm\.suntrust\.com
  • pacificenterprisebank\.com
  • passport\.texascapitalbank\.com
  • pastabanka\.lv
  • paylinks\.cunet\.org
  • payroll\.faces
  • pres_wa_wires
  • rbs_commercial
  • royalbank\.com/cgi\-bin/rbaccess
  • rsagoidauthentication
  • secure\-banking
  • secure\-eccu\.org
  • secure\-nvboh\.com/
  • secure\.1stfedbank\.com
  • secure\.ally\.com
  • secure\.bancinternetgroup\.com
  • secure\.fundsxpress\.com
  • secureport\.texascapitalbank\.com
  • server14\.cey\-ebanking\.com
  • singlepoint\.usbank\.com
  • suntrust\.omniasp\.com
  • svbconnect
  • swifttransfer
  • tabbank\.com
  • tdcommercialbanking
  • treas\-mgt\.frostbank\.com
  • treasury\.pncbank\.com
  • treasury\.wamu\.com
  • treasurydirect\.tdbank\.com
  • treasurylinkweb\.com
  • treasurypathways\.com
  • treasuryservices\.banknow\.texascapitalbank\.com
  • trz\.tranzact\.org
  • usgateway2\.rbs\.com
  • ^https.+usaa\.com
  • wblnk\.
  • wcma\.businesscenter\.ml\.com/bcprivate/asp/wcmaloginea\.aspx
  • wcmfd/wcmpw
  • web\-access
  • web\.accessor\.com
  • webbankingforbusiness\.mandtbank\.com
  • webcash
  • webcashmgmt\.com
  • webexpress
  • weblink\.websterbank\.com
  • wiretransfer
  • ^https.+schwab\.com
  • ^https.+key\.com
  • ^https.+vanguard\.com
  • ^https.+etrade\.com
  • ^https.+pnc\.comn9.
  • ^https?://aol.com/.*/login/
  • ^https?://accounts.google.com/ServiceLogin
  • ^https?://login.yahoo.com/
  • ^https?://login.live.com/
  • ^https://eadibcorp\.adib\.ae/cb/servlet/cb/jsp\-ns/login\.jsp
  • ^https://eadibcorp\.adib\.ae/cb/servlet/cb/jsp\-ns/login2\.jsp
  • ^https://fiepay\.mashreqbank\.com/Login\.asp
  • ^https://banking\.mashreqbank\.com/FID/login\.aspx
  • ^https://netbanking\.mashreqbank\.com/EntlWeb/IbsJsps/orbilogin\.jsp
  • ^https://netbanking\.mashreqbank\.com/B001/SMELogin\.jsp
  • ^https://rakbankonline\.ae/corp/BANKAWAY(;|\?|$)
  • ^https://bnycash\.bankofny\.com/$
  • ^https://cmol\.bbt\.com/auth/prompt\.tb
  • ^https://www\d*\.bmo\.com/ctpauth/CTPEAILogin/CustUserPasswordAuthServlet($|\?)
  • ^https://w\d+\.businessbanking\.cibc\.com/logon\.jsp($|\?|\;)
  • ^https://www\d*.royalbank.com/cgi-bin/rbaccess/(rbcgi|rbunxcgi\?.+=ClientSignin)
  • ^https://easywebcpo\.td\.com/waw/idp/login\.htm
  • ^https://www\.cibconline\.cibc\.com/olbtxn/authentication/.+\.cibc($|\?.*)
  • ^https://www\d*\.bmo\.com/cgi\-bin/netbnx/NBmain($|\?)
  • ^https://www\.bmomutualfunds\.com/(|cfm/Holdings)$
  • ^https://www\d*\.bmoharrisprivatebankingonline\.com/Client/DFSignIn/DFLogin\.aspx($|\?)
  • ^https://[1-9a-z\.\-]+\.web\-access\.com/.*(login|welcome|auth).*\.cgi
  • ^https://webinfocus\.mandtbank\.com/mandt/cgi\-bin/.*(login|welcome|auth).*\.cgi
  • ^https://towernet\.capitalonebank\.com/.*login.*\.(cgi|html)
  • ^https://webbankingforbusiness\.mandtbank\.com/(|SBBSignOn\.aspx)(\?|$)
  • ^https://banking\.calbanktrust\.com/iLogin\.jsp(\?|$)
  • ^https://onlinebanking\.banksterling\.com/login2.asp(\?|$)
  • ^https://www\.enternetbank\.com/TESrvAuth\?.*laf=exact4web
  • ^https://(www\.|)ibbpowerlink\.com/fotrd/login\.jsp(\?|$)
  • ^https://bolb\-(west|east)\.associatedbank\.com/(|Security/Password\.aspx)(\?|$)
  • ^https://vpn\d*\.sandyspringbank\.com/\+CSCOE\+/logon\.html(\?|$)
  • ^https://(www\.|)mbachexpress\.com/Inductor/Login\.aspx(\?|$)
  • ^https://ifxmanager\.bnymellon\.com/pw/pwserv/smpwservicescgi\.exe\?
  • ^https://www\.nashvillecitizensbank\.com/olbb/(|login\.asp)(\?|$)
  • ^https://cbs\.firstcitizens\.com/cb/servlet/cb/loginfcbnc\.jsp(\?|$)
  • ^https://achieveaccess\.citizensbank\.com/exchange/(\?|$)
  • ^https://.+/Common/SignOn/Start\.asp$
  • ^https://(www\.|)scotiaonline\.scotiabank\.com/online/start\.jsp(\?|$)
  • ^https://banking\.firsttennessee\.biz/servlet/ftb/index.html(\?|$)
  • ^https://businessclassonline\.compassbank\.com/fi\d+\_Banking/bb/logon(\?|$)
  • ^https://cbs\.fidelitybanknc\.com/cb/servlet/cb/loginfcbnc\.jsp(\?|$)
  • ^https://treas\-mgt\.frostbank\.com/rdp/cgi\-bin/[a-zA-z]+\.cgi
  • ^https://www\.hsbc\.ca/1/2/
  • ^https://secure\.rabobank\.com/Gateway/offlineloginpage\.html(\?|$)
  • ^https://www\.citibusiness\.citibank\.com\.sg/SGCBZ/JSO/signon/DisplayCinSignon\.do(\?|$)
  • ^https://usgateway\d*\.rbs\.com/wps/portal/cb/applications.*MoneyManagerGps
  • ^https://(www\.|)securenetbanking\.ca/(IBClient/loginCorp|IBRetail/loginbusiness)\.aspx(\?|$)
  • ^https://clientlogin\.ibb\.ubs\.com/login(\?|$)
  • ^https://.*/fi\d+/bb/logon
  • ^https://bbo\.1stsource\.com/login\.cfm
  • ^https://smallbusinessonline\.bbt\.com/auth/pwd\.tb
  • ^https://www\d*\.harrisbank\.com/(HOB/retail/logon/psohobdecidelogon|)
  • ^https://commercial\.bnc\.ca/auth/Login
  • ^https://www\.bxs\.com/
  • ^https://cashproonline\.bankofamerica\.com/AuthenticationFrameworkWeb/cpo/login/public/
  • ^https://cib\.bankofthewest\.com/K\d+/(|sa\d+/login\.jsp|index\.html)(\?|$)
  • ^https://secure\.brannenbanks\.com/BrannenBank/PassmarkSignIn\.faces
  • ^https://(vip\.|)btcchina\.com/bbs/index\.php
  • ^https://wired\d*\.businessmanager\.com/signon/signon\.do(\?|$)
  • ^https://online\.cibeg\.com/MCP
  • ^https://.+/cmserver/.*verify\.cfm
  • ^https://business\-eb\.ibanking\-services\.com/K1/(sb\_login|index)\.jsp(\?|$)
  • ^https://.+/pub/html/(rsa/|pt/RSApm/|)(login|LoginRSAID|loginID)\.html$
  • ^https://secure\.membersaccounts\.com/SELFSERVICE/Login\.aspx
  • ^https://www\.cencorpcu\.com/secure/secure\_logon\.asp(\?|$)
  • ^https?://www.citibank.com/us/citibusinessonline/
  • ^https://online\.citibank\.com/
  • ^https://www\.fcsolb\.com/cb/pages/jsp\-ns/
  • ^https://www\d+\.comerica\.com/
  • ^https://www\.conexus\.ca/Business/OnlineBanking/Accounts/
  • ^https://[\w\-]+\.corpower\.org/SecureLogonMultiAuth\.aspx($|\?)
  • ^https://(www\.|)cashanalyzer\.com/(caloadbalance\.aspx|cgi\-bin/[1-2a-z]+\.dll)(/|\?|$)
  • ^https://www\.e\-closingsecured\.com:\d+/scripts/spiis\.dll/its\-itec/itec\_login
  • ^https://(www\.|)e\-moneyger\.com/wps/myportal/?(|/\!ut/p/.+/)$
  • ^https://.+/ebc_ebc1961/
  • ^https://express\.53\.com/portal/auth/login/Login
  • ^https://direct\.53.com/direct/logon53Direct\.jsp
  • ^https://www\.bb\-fire\.com/SignOn/
  • ^https://www\.ffinonline\.com/ff.*online1/(authentication/Login\.aspx|Accounts/AccountOverview\.aspx)
  • ^https://globalaccess\.firstglobal\-bank\.com/internetbanking/ENULogin\.jsp
  • ^https://www\.fnbstl\.com/business/(cts\_security\_precheck|.+\.jsp)
  • ^https://www\.efirstbank\.com/centralAuth/jsp/main/Logon\.faces(\?|$)
  • ^https://www\.firstmeritib\.com
  • ^https://.*secure\.fundsxpress\.com/piles/fxweb\.pile/(fx|second\_auth.*|custom\_login)(\?|$)
  • ^^https://netbanking\.hdfcbank\.com/netbanking/
  • ^https://businessonline\.huntington\.com/BOLHome/BusinessOnlineLogin\.aspx
  • ^https://www\.huntington\.com/scripts/onlinebanking\.js
  • ^https://access\.jpmorgan\.com/jpmalogon
  • ^https://www\.jefferson\-bank\.com/business/j\_security\_check($|\?)
  • ^https://[\w\.\-]+\.(wblnk|blilk)\.com/Core/Authentication/MFAPassword\.aspx
  • ^https://www\.idbaccess\.blilk\.com/core/Authentication/.*
  • ^https\://ktt\.key\.com/ktt/cmd/logon]
  • ^https\://ktt\.key\.com/ktt/cmd/logonFromKeyComNew
  • ^https://businessportal\.mibank\.com/oracleAccessManager/securid\-forms\-adforest/.*login.*\.html(\?|$)
  • ^https://commercialservices\.mandtbank\.com/
  • ^https://business\.memberdirect\.net/(servlet/Logon|business/default\.jsp)(\?|$)
  • ^https://www\.mercantilcbonline\.com/secure/banking/(logon|individualLogon)
  • ^https://.*\.ml\.com/ClientFederation/Loginwidget\.aspx
  • ^https://corporate\.metrobankdirect\.com/corp_login_page\.asp
  • ^https://cashmanager\.mizuhoe\-treasurer\.com/mz/servlet/SLogin\?
  • ^https://otp\.ffrontier\.com/gcms/(FFrontier|user\.login)(\?|$)
  • ^https://businessonline\.mutualofomahabank\.com/cb/pages/jsp\-ns/login\.jsp
  • ^https://(www\d*|cm)\.netteller\.com/(login|cm)2008/Authentication/Views/\S+\.aspx(\?|$)
  • ^https://server\d{1,3}\.cey\-ebanking\.com/CLKCCM/.+/passmark.*/.+\.asp($|\?)
  • ^https://server\d{1,3}\.cey\-ebanking\.com/CLKCCM/.+/OOBA/OOBALogin\.asp($|\?)
  • ^https://.+/onlineserv/CM/($|index\.cgi)
  • ^https://.+/onlineserv/CM/adminLogin\.cgi
  • ^https://www\.pnc\.com/.*corporate\-and\-institutional
  • ^https://.*(/PassMark|RSAToken).*\.aspx($|\?)
  • ^https://www\d+\.rbc\.com/NU00/pki/authenticate/AuthenticateUserRoamingEPF\.jsp
  • ^https://(edi|del|hkg|lon|sta)\.my\.rbs\.com
  • ^https://access\.rbsm\.com/logon/(password|dp300)/.+\.fcc(\?|$)
  • ^https://(www\.|)scotiaconnect\.scotiabank\.com/sco\-tp/pki/AuthenticateUserInputRoamingEPF\.jsp(\?|$)
  • ^https://.*.secure\-banking\.com/.*/PassmarkSignIn\.faces
  • ^https://internetbanking\.securetrustbank\.com/SecureTrust/SecureTrust
  • ^https://wirexchange\.goxroads\.com/wx/(login|wp_login_user)\.cfm($|\?)
  • ^https://s2b\.standardchartered\.com/ssoapp/(login\.jsp|core\.security\.login\.event)
  • ^https://sme\.standardchartered\.com/commonapp/core\.security\.vascochallenge\.event
  • ^https://www\.sterlingwires\.com/
  • ^https://www\.suntrust\.com/portal/server\.pt(\?|)
  • ^https://businessbankingcenter\.synovus\.com/CPFLC/Pages/u/login\.aspx
  • ^https://businessonline\.tdbank\.com/corporatebankingweb/core/login\.aspx
  • ^https://businessbanking.*\.tdcommercialbanking\.com/WBB/Login(|Display)(\?|\;|$)
  • ^https://tdetreasury\.tdbank\.com/s1gcb/logon/sbuser
  • ^https://secureport\.texascapitalbank\.com/WebID/IISWebAgentIF\.dll
  • ^https://trz\.tranzact\.org/(credential\.aspx|OTP\.asp)($|\?)
  • ^https://securentrycorp\..+(metrics|analytics)
  • ^https://securentrycorp\..+/authentication/zbf/
  • ^https://bizonline\.tcbk\.com/tcbsb\_corporatebankingweb/core/login\.aspx(\?|$)
  • ^https://singlepoint\.usbank\.com/cs70_banking/logon/sbuser
  • ^https://sso\.unionbank\.com/(obc/forms/password\.fcc|unp/SSOLoginServlet)
  • ^https://.+\.worldsourcefinancial\.com/uiw/.*(LoginFailed|Login)\.html(\?|$)
  • ^https://onlinebusinessplus\.vancity\.com/(business/default\.jsp|servlet/Logon)(\?|\;|$)
  • ^https://www\.vancity\.com/BusinessBanking/OnlineBanking/
  • ^https://online\.washingtonfederal\.com/(login\_business\.asp|engine/login/businessLogins\.asp)(\?|$)
  • ^https://.+/wcmfd/wcmpw/.*Login
  • ^https://.+/phcp/servlet/.*Login
  • ^https://www\.contactus\.cnb\.com/html/tnet\-ad\.html$
  • ^https://webcmpr\.bancopopular\.com/K1/
  • ^https://www\.websteronline\.com/personal/personal\-homepage\.html
  • ^https://www\.websteronline\.com/bank/(com\.websterbank\.servlets\.DS|login)
  • ^https?://www\.wellsfargo\.com/com
  • ^https://[\w\.\-]+\.ebanking\-services\.com/.+\.aspx
  • ^https://.+/EamWeb/.+\.aspx
  • ^https://.+/cashman/(|default\.aspx)(\?|$)
  • ^https://ecash\..+/(|default\.aspx)(\?|$)
  • ^https://ecash\..+/ABCorporate/Core/(signin|default)\.aspx($|\?)
  • ^https://.*\.onlineaccess1\.com/.*/Authentication/Login\.aspx
  • ^https://personalp\.vanguard\.com/us/.+Q1SBJS
  • ^https://personalp\.vanguard\.com/us/
  • ^https://www\.kbc\.be/
  • ^https\://chaseonline\.chase\.com/MyAccounts\.aspx.*
  • ^https://www\.chase\.com/.*apps/chase/clientlibs/foundation/publishoptimized/homepage\-po\-min\.js
  • ^https://online\.ent\.com/business
  • ^https\://online\.americanexpress\.com/myca/.*\?request_type\=authreg_acctAccountSummary.*
  • ^https\://.*\.americanexpress\.com.*
  • ya\.ru
  • ^https://www.paypal.com/myaccount
  • www\.paypal\.com
  • ^https\://.*\.bankofamerica\.com/myaccounts/.*
  • ^https\://.*\.bankofamerica\.com/login/sitekey.*skmaint\.go.*
  • ^https\://.*\.bankofDISABLEDFORCASHPROamerica\.com.*
  • ^https\://client\.schwab\.com/Accounts/Summary/Summary\.aspx.*
  • ^https\://online\.citibank\.com/.*/portal/Home\.do

  SOLUTION

Minimum Scan Engine: 9.750
FIRST VSAPI PATTERN FILE: 11.620.01
FIRST VSAPI PATTERN DATE: 21 Apr 2015
VSAPI OPR PATTERN File: 11.621.00
VSAPI OPR PATTERN Date: 22 Apr 2015

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Remove the malware/grayware file that dropped/downloaded TSPY_DYRE.YUYCC. (Note: Please skip this step if the threat(s) listed below have already been removed.)

Step 4

Search and delete this file

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There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %AppDataLocal%\{Random Characters}.tmp
  • {Malware Path}\{Random Characters}.tmp
  • %AppDataLocal%\Cab{Random characters}.tmp
  • %AppDataLocal%\Tar{Random characters}.tmp
  • %User Temp%\Cab{Random characters}.tmp
  • %User Temp%\Tar{Random characters}.tmp
  • %AppDataLocalLow%\{random characters 1}.bat
  • %AppDataLocalLow%\{random characters 1}.sdb

Step 5

Delete this registry value

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Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\System\CurrentControlSet\services\SharedAccess\Parameters\FirewallPolicy\FirewallRules
    • (guid) = "v2.10|Action=Allow|Active=TRUE|Dir=In|Protocol=6|App=%Windows%\Explorer.EXE|Name=Core Networking - Multicast Listener DOne [ICMPv4-In]|"

Step 6

Scan your computer with your Trend Micro product to delete files detected as TSPY_DYRE.YUYCC. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


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