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TSPY_BANKER.SMJZ

April 18, 2013
 ALIASES:

Trojan:Win32/Eupuds.B (Microsoft), Win32/Spy.Banker.ZHK trojan (ESET), Trojan.Diple (VBA32)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

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

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

This spyware may arrive bundled with malware packages as a malware component.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

16 Apr 2013

Arrival Details

This spyware may arrive bundled with malware packages as a malware component.

Installation

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

  • %Windows%\{malware file name}.exe

(Note: %Windows% is the Windows folder, which is usually C:\Windows.)

Other Details

This spyware requires the following additional components to properly run:

  • %User Profile%\Svchost.exe

(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.)

NOTES:

This spyware disables Internet Connection Sharing and Windows Firewall by executing the command net stop sharedaccess.

It executes %User Profile%\Svchost.exe if found on the system. As such, malicious routines are exhibited on the affected system.

  SOLUTION

Minimum Scan Engine:

9.300

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

Identify and terminate files detected as TSPY_BANKER.SMJZ

[ Learn More ]
  1. Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
  2. If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
  3. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

Step 3

Search and delete these files

[ Learn More ]
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.
  • %User Profile%\Svchost.exe

Step 4

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

NOTES:

Restart the Windows Firewall/Internet Connection Sharing service

  1. Click Start>Run, type CMD then press ENTER.
  2. In the Command Prompt window, type:
    sc start sharedaccess.
  3. Exit Command Prompt.


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