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TSPY_FAREIT.LOH

November 29, 2012
 Analysis by: Rhena Inocencio
 ALIASES:

VirTool:Win32/Obfuscator.ACV (Microsoft), Win32/PSW.Fareit.A (ESET)

 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 as an attachment to email messages spammed by other malware/grayware or malicious users.

  TECHNICAL DETAILS

File Size:

102,400 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

23 Nov 2012

Arrival Details

This spyware arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

Other System Modifications

This spyware adds the following registry entries:

HKEY_CURRENT_USER\Software\WinRAR
HWID = "{GUID}"

Download Routine

This spyware accesses the following websites to download files:

  • http://{BLOCKED}om.de/PRLDhH.exe
  • http://{BLOCKED}touren.de/4XM2f.exe
  • http://app.{BLOCKED}i.com.tr/fPFa.exe
  • http://{BLOCKED}.{BLOCKED}.185.12/rd7nr.exe
  • http://{BLOCKED}.{BLOCKED}.13.164/b6dK7rwV.exe
  • http://{BLOCKED}s.com.vn/BN42.exe
  • http://www.{BLOCKED}ko.com/W14C.exe
  • http://www.{BLOCKED}r-art.at/fPsx8i.exe
  • http://www.{BLOCKED}en24.de/WWkULwkq.exe

Other Details

This spyware connects to the following possibly malicious URL:

  • http://5.{BLOCKED}duepuntozero.com/forum/viewtopic.php
  • http://5.{BLOCKED}ttimana.com/forum/viewtopic.php

  SOLUTION

Minimum Scan Engine:

9.300

FIRST VSAPI PATTERN FILE:

9.554.02

FIRST VSAPI PATTERN DATE:

23 Nov 2012

VSAPI OPR PATTERN File:

9.545.00

VSAPI OPR PATTERN Date:

24 Nov 2012

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

Identify and terminate files detected as TSPY_FAREIT.LOH

[ 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

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\WinRAR
    • HWID = "{GUID}"

Step 4

Search and delete the file detected as TSPY_FAREIT.LOH

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden files in the search result.

Step 5

Scan your computer with your Trend Micro product to delete files detected as TSPY_FAREIT.LOH. 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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