TROJ_JORIK.BRU

 Analysis by: Karl Dominguez

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

This spyware is the final payload of a massive Web page injection targeting osCommerce sites. It attempts to steal credit card information from the sites' potential customers.

To get a one-glance comprehensive view of the behavior of this Spyware, refer to the Threat Diagram shown below.

This spyware checks for certain information to test if it is running in a virtual machine and sandbox. It terminates and deletes itself if any of the conditions are met.

It searches through the affected system's Internet cache, cookies, and history to steal user credentials used in websites with the certain strings. It connects to certain URLs to send and receive information. It may also download additional files from these remote sites.

This spyware deletes itself after execution.

  TECHNICAL DETAILS

File Size:

44,032 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

29 Jul 2011

Payload:

Connects to URLs/IPs, Bypasses Windows Firewall

Installation

This spyware adds the following mutexes to ensure that only one of its copies runs at any one time:

  • bogestvennoe_providenie

Other System Modifications

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

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\SharedAccess\Parameters\
FirewallPolicy\StandardProfile\AuthorizedApplications\
List
{malware path and file name} = "{malware path and file name}:*:Enabled:ldrsoft"

NOTES:

Other Details

This spyware deletes itself after execution.

It may be downloaded unknowingly when visiting infected Web pages. An iframe inserted in the page will execute a remote script that connects to the following URL where this malware is downloaded:
  • http://{BLOCKED}6.{BLOCKED}6.240.18/9VBMa76FFnB4VAYu0X5j755pMiSyVrcV?s=mdacot

It checks for the following to test if it is running in a virtual machine and sandbox:

  • Presence of the following files:
    • %System%\drivers\prleth.sys
    • %System%\drivers\hgfs.sys
    • %System%\drivers\vmhgfs.sys
    • dbghelp.dll
    • sbiedll.dll
  • Product ID is any of the following:
    • 55274-640-2673064-23950
    • 76487-644-3177037-23510
    • 76487-337-8429955-22614
  • User name is CurrentUser
  • Computer name is SANDBOX
  • BIOS version contains the string VBOX

It terminates and deletes itself if any of the conditions are met.

Information Theft

It searches through the affected system's Internet cache, cookies, and history to steal user credentials used in websites with the following strings:

  • fiducia.de
  • norisbank.de
  • postbank.de
  • deutsche-bank.de
  • schwab.com
  • saab.com
  • samba.com
  • abbeyinternational.com
  • almubasher.com.sa
  • alahliecorp.com
  • alahlionline.com
  • bankalbilad.com
  • alinmaonline.com
  • anb.com.sa
  • anzdirect.co.nz
  • associatedbank.com
  • boveda.banamex.com.mx
  • bmoharrisprivatebankingonline.com
  • bnycash.bankofny.com
  • ifxmanager.bnymellon.com
  • businessmanager.com
  • banking.calbanktrust.com
  • /cmserver/
  • ibanking-services.com
  • /cashplus/
  • businessbanking.cibc.com
  • cibconline.cibc.com
  • citigroup.com
  • commbiz.commbank.com.au
  • compassbank.com
  • cashanalyzer.com
  • ebanking-services.com
  • ebc_ebc1961
  • fransiplus.com
  • /cashman/
  • .efirstbank.com
  • treas-mgt.frostbank.com
  • business.hsbc.co.uk
  • businessonline.huntington.com
  • online-business.lloydstsb.co.uk
  • businessportal.mibank.com
  • webbankingforbusiness.mandtbank.com
  • banking.mashreqbank.com
  • premierview.membersunited.org
  • cashmanager.mizuhoe-treasurer.com
  • .nabconnect.nab.com.au
  • .enternetbank.com
  • northerntrust.com
  • /Common/SignOn
  • /CLKCCM/
  • /onlineserv/CM/
  • banking.postbank.de
  • .royalbank.com
  • .rbs.com/wps/portal/cb/applications
  • access.rbsm.com/logo
  • .sandyspringbank.com
  • scotiaonline.scotiabank.com
  • scotiaconnect.scotiabank.com
  • ssl.selectpayment.com
  • .svbconnect.com
  • onlinebanking.banksterling.com
  • internetbanking.suncorpbank.com.au
  • businessonline.tdbank.com
  • easywebcpo.td.com
  • passport.texascapitalbank.com
  • .nashvillecitizensbank.com
  • securentrycorp.
  • singlepoint.usbank.com
  • sso.unionbank.com
  • commercial.wachovia.com
  • /wcmfd/wcmpw/
  • wellsoffice.wellsfargo.com
  • directpay.wellsfargo.com
  • online.corp.westpac.com.au
  • webinfocus.mandtbank.com
  • baj.com.sa
  • arabi-online.net
  • cashproonline.bankofamerica.com
  • bankofthewest.com
  • barclays.co.uk
  • /pub/html/
  • cbd.ae
  • cbdibusiness.ae
  • fgb.ae
  • fransicorp.com.sa
  • mbachexpress.com
  • nbad.com
  • sabb.com
  • shbonline.com
  • standardchartered.com
  • westernunion.
  • ecocard.com
  • neteller.com

It connects to the following URLs to send and receive information:

  • http://{BLOCKED}0.{BLOCKED}7.254.18/1/1.php?q=1
  • http://{BLOCKED}6.{BLOCKED}6.240.18/2/1.php?q=1

It may also download additional files from the said remote sites.

It saves the files it downloads as the following:

  • %User Profile%\Application Data\{random characters}.exe

  SOLUTION

Minimum Scan Engine:

8.900

FIRST VSAPI PATTERN FILE:

8.316.13

FIRST VSAPI PATTERN DATE:

29 Jul 2011

VSAPI OPR PATTERN File:

8.317.00

VSAPI OPR PATTERN Date:

29 Jul 2011

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

Scan your computer with your Trend Micro product and note files detected as TROJ_JORIK.BRU

Step 3

Delete this registry value

[ Learn More ]

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\StandardProfile\AuthorizedApplications\List
    • {malware path and file name} = "{malware path and file name}:*:Enabled:ldrsoft"

Step 4

Search and delete these files

[ Learn More ]
There may be some component 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.
  • %User Profile%\Application Data\{random characters}.exe

Step 5

Scan your computer with your Trend Micro product to delete files detected as TROJ_JORIK.BRU. 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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