arrow_back
search
close

TSPY_BANKER.EMP

October 13, 2012
 ALIASES:

TrojanSpy:Win32/Banker.AFP (Microsoft); Trojan.Gen (Symantec); Packed.Win32.Black.a (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Trojan.Packed.Libix.Gen.2 (FSecure)

 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:

1,971,200 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

26 May 2012

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 drops the following copies of itself into the affected system:

  • %Application Data%\ctfmox.exe

(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 deletes the following files:

  • %System Root%\Arquivos de programas\GbPlugin\gbiehcef.dll
  • %Program Files% (x86)\GbPlugin\gbiehcef.dll
  • %System Root%\Arquivos de programas\GbPlugin\gbieh.dll
  • %Program Files% (x86)\GbPlugin\gbieh.dll
  • %System Root%\Arquivos de programas\GbPlugin\gbiehabn.dll
  • %Program Files% (x86)\GbPlugin\gbiehabn.dll
  • %System Root%\Arquivos de programas\GbPlugin\gbiehuni.dll
  • %Program Files% (x86)\GbPlugin\gbiehuni.dll
  • %System Root%\Arquivos de programas\Scpad\scpsssh2.dll
  • %Program Files% (x86)\Scpad\scpsssh2.dll
  • %System Root%\Arquivos de programas\GbPlugin\gbiehscd.dll
  • %Program Files% (x86)\GbPlugin\gbiehscd.dll
  • %System Root%\registros.reg
  • %System Root%\setreg.cmd
  • %System Root%\Morre.exe
  • %System Root%\Permissao.exe
  • %System Root%\System.exe

(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.. %Program Files% is the default Program Files folder, usually C:\Program Files.)

It deletes the following folders:

  • %Program Files%\GbPlugin
  • %Program Files% (x86)\GbPlugin

(Note: %Program Files% is the default Program Files folder, usually C:\Program Files.)

It adds the following registry keys:

HKEY_CURRENT_USER\EnganarAVG

HKEY_CURRENT_USER\Virusinicializar

HKEY_CURRENT_USER\Software\Sysinternals\
PsKill

HKEY_CURRENT_USER\Software\Sysinternals\
PsExec

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Explorer\
Advanced
EnableBalloonTips = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\policies\
system
EnableLUA = "0"

HKEY_CURRENT_USER\Software\Sysinternals\
PsKill
EulaAccepted = "1"

HKEY_CURRENT_USER\Software\Sysinternals\
PsExec
EulaAccepted = "1"

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_CURRENT_USER
    • EnganarAVG
  • In HKEY_CURRENT_USER
    • Virusinicializar
  • In HKEY_CURRENT_USER\Software\Sysinternals
    • PsKill
  • In HKEY_CURRENT_USER\Software\Sysinternals
    • PsExec

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_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
    • EnableBalloonTips = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system
    • EnableLUA = "0"
  • In HKEY_CURRENT_USER\Software\Sysinternals\PsKill
    • EulaAccepted = "1"
  • In HKEY_CURRENT_USER\Software\Sysinternals\PsExec
    • EulaAccepted = "1"

Step 4

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

Step 5

Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.

  • %System Root%\Arquivos de programas\GbPlugin\gbiehcef.dll
  • %Program Files% (x86)\GbPlugin\gbiehcef.dll
  • %System Root%\Arquivos de programas\GbPlugin\gbieh.dll
  • %Program Files% (x86)\GbPlugin\gbieh.dll
  • %System Root%\Arquivos de programas\GbPlugin\gbiehabn.dll
  • %Program Files% (x86)\GbPlugin\gbiehabn.dll
  • %System Root%\Arquivos de programas\GbPlugin\gbiehuni.dll
  • %Program Files% (x86)\GbPlugin\gbiehuni.dll
  • %System Root%\Arquivos de programas\Scpad\scpsssh2.dll
  • %Program Files% (x86)\Scpad\scpsssh2.dll
  • %System Root%\Arquivos de programas\GbPlugin\gbiehscd.dll
  • %Program Files% (x86)\GbPlugin\gbiehscd.dll
  • %System Root%\registros.reg
  • %System Root%\setreg.cmd
  • %System Root%\Morre.exe
  • %System Root%\Permissao.exe
  • %System Root%\System.exe


Did this description help? Tell us how we did.