ALIASES:

TrojanSpy:Win32/Banker.ABL (Microsoft); PAK:UPX, Trojan-Banker.Win32.Banker.boua, Trojan-Banker.Win32.Banker.boua, Trojan-Banker.Win32.Banke (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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.

  TECHNICAL DETAILS

File Size: 264,704 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 04 Nov 2011

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.

Installation

This spyware creates the following folders:

  • %User Profile%\APPLIC~1\drivers
  • %User Profile%\APPLIC~1\windows
  • %User Profile%\drivers\
  • %User Profile%\windows\

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

Other System Modifications

This spyware adds the following registry keys:

HKEY_LOCAL_MACHINE\Software\Description\
Microsoft\Rpc\UuidTemporaryData

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
MSSQLServer\Client\SuperSocketNetLib\
LastConnect

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Description\
Microsoft\Rpc\UuidTemporaryData
NetworkAddress = {random values}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
MSSQLServer\Client\SuperSocketNetLib\
LastConnect
emim0008.db.7172224.hostedresource.com = "-452578806:tcp:emim0008.db.7172224.hostedresource.com,1433"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
99 = "13"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
01 = "2"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
02 = "2"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
03 = "2"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
04 = "2"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
05 = "2"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
06 = "2"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
08 = "2"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
09 = "2"

HKEY_CURRENT_USER\Software\Microsoft\
Command Processor
07 = "2"

It modifies the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
WBEM\WDM
%System%\advapi32.dll[MofResourceName] = "LowDateTime:-878345984,HighDateTime:29653303***Binary mof compiled successfully"

(Note: The default value data of the said registry entry is LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
WBEM\WDM
%System%\DRIVERS\ACPI.sys[ACPIMOFResource] = "LowDateTime:-1893836544,HighDateTime:29653288***Binary mof compiled successfully"

(Note: The default value data of the said registry entry is LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
WBEM\WDM
%System%\DRIVERS\mssmbios.sys[MofResource] = "LowDateTime:246686720,HighDateTime:29653305***Binary mof compiled successfully"

(Note: The default value data of the said registry entry is LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
WBEM\WDM
%System%\DRIVERS\intelppm.sys[PROCESSORWMI] = "LowDateTime:1716098048,HighDateTime:29653287***Binary mof compiled successfully"

(Note: The default value data of the said registry entry is LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
WBEM\WDM
%System%\DRIVERS\ipnat.sys[IPNATMofResource] = "LowDateTime:741130752,HighDateTime:29653288***Binary mof compiled successfully"

(Note: The default value data of the said registry entry is LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
WBEM\WDM
%System%\Drivers\HTTP.sys[UlMofResource] = "LowDateTime:-2038869248,HighDateTime:29653287***Binary mof compiled successfully"

(Note: The default value data of the said registry entry is LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully.)

Dropping Routine

This spyware drops the following files:

  • %User Profile%\drivers\rtl8194.vxd
  • %User Profile%\drivers\rtl9976.vxd
  • %User Profile%\drivers\rtl745G.vxd
  • %User Profile%\drivers\rtl3264.vxd
  • %User Profile%\drivers\rtl6432.vxd
  • %User Profile%\windows\energy.exe
  • %User Startup%\2F0BDFF952.LNK
  • %User Profile%\drivers\rtl2119.vxd
  • %User Profile%\drivers\ctrl2580.vxd26

(Note: %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.. %User Startup% is the current user's Startup folder, which is usually C:\Windows\Profiles\{user name}\Start Menu\Programs\Startup on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Start Menu\Programs\Startup on Windows NT, and C:\Documents and Settings\{User name}\Start Menu\Programs\Startup.)

Other Details

This spyware connects to the following possibly malicious URL:

  • http://www.{BLOCKED}s.pt/plugins/content/upgrade/language/log.php
  • http://www.{BLOCKED}e.com/index.html
  • http://www.{BLOCKED}mbers.com/images/slider/log.txt

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine: 9.200

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

Delete this registry key

[ 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\Software\Description\Microsoft\Rpc
    • UuidTemporaryData
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSSQLServer\Client\SuperSocketNetLib
    • LastConnect

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\SOFTWARE\Description\Microsoft\Rpc\UuidTemporaryData
    • NetworkAddress={random values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSSQLServer\Client\SuperSocketNetLib\LastConnect
    • emim0008.db.7172224.hostedresource.com="-452578806:tcp:emim0008.db.7172224.hostedresource.com,1433"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 99="13"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 01="2"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 02="2"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 03="2"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 04="2"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 05="2"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 06="2"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 08="2"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 09="2"
  • In HKEY_CURRENT_USER\Software\Microsoft\Command Processor
    • 07="2"

Step 4

Restore this modified 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\SOFTWARE\Microsoft\WBEM\WDM
    • From: %System%\advapi32.dll[MofResourceName]="LowDateTime:-878345984,HighDateTime:29653303***Binary mof compiled successfully"
      To: %System%\advapi32.dll[MofResourceName]=LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WBEM\WDM
    • From: %System%\DRIVERS\ACPI.sys[ACPIMOFResource]="LowDateTime:-1893836544,HighDateTime:29653288***Binary mof compiled successfully"
      To: %System%\DRIVERS\ACPI.sys[ACPIMOFResource]=LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WBEM\WDM
    • From: %System%\DRIVERS\mssmbios.sys[MofResource]="LowDateTime:246686720,HighDateTime:29653305***Binary mof compiled successfully"
      To: %System%\DRIVERS\mssmbios.sys[MofResource]=LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WBEM\WDM
    • From: %System%\DRIVERS\intelppm.sys[PROCESSORWMI]="LowDateTime:1716098048,HighDateTime:29653287***Binary mof compiled successfully"
      To: %System%\DRIVERS\intelppm.sys[PROCESSORWMI]=LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WBEM\WDM
    • From: %System%\DRIVERS\ipnat.sys[IPNATMofResource]="LowDateTime:741130752,HighDateTime:29653288***Binary mof compiled successfully"
      To: %System%\DRIVERS\ipnat.sys[IPNATMofResource]=LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WBEM\WDM
    • From: %System%\Drivers\HTTP.sys[UlMofResource]="LowDateTime:-2038869248,HighDateTime:29653287***Binary mof compiled successfully"
      To: %System%\Drivers\HTTP.sys[UlMofResource]=LowDateTime:-1618731008,HighDateTime:29653597***Binary mof compiled successfully

Step 5

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %User Profile%\APPLIC~1\drivers
  • %User Profile%\APPLIC~1\windows
  • %User Profile%\drivers\
  • %User Profile%\windows\

Step 6

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%\drivers\rtl8194.vxd
  • %User Profile%\drivers\rtl9976.vxd
  • %User Profile%\drivers\rtl745G.vxd
  • %User Profile%\drivers\rtl3264.vxd
  • %User Profile%\drivers\rtl6432.vxd
  • %User Profile%\windows\energy.exe
  • %User Startup%\2F0BDFF952.LNK
  • %User Profile%\drivers\rtl2119.vxd
  • %User Profile%\drivers\ctrl2580.vxd26

Step 7

Scan your computer with your Trend Micro product to delete files detected as TSPY_BANKER.QIN. 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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