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TSPY_FAREIT.THHBCAH

August 30, 2018
 Analysis by: Arjun Bryan Baltazar
 ALIASES:

Trojan-PSW.Win32.Fareit.ehvb (Kaspersky) , PWS:Win32/Fareit (Microsoft) , Trojan.Gen.2 (Norton)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


This Trojan Spy arrives as an attachment to email messages spammed by other malware/grayware or malicious users. It may be dropped by other malware.

  TECHNICAL DETAILS

File Size:

307,200 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

21 Aug 2018

Arrival Details

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

It may be dropped by other malware.

Other System Modifications

This Trojan Spy adds the following registry entries:

HKEY_CURRENT_USER\Software\WinRAR
HWID = "{hex value}"

Dropping Routine

This Trojan Spy drops the following files:

  • %User Temp%\{Random Numbers}.bat

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, and 8.)

Other Details

This Trojan Spy connects to the following possibly malicious URL:

  • ip-8-212.{BLOCKED}ub.eu

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

14.460.02

FIRST VSAPI PATTERN DATE:

23 Aug 2018

VSAPI OPR PATTERN File:

14.461.00

VSAPI OPR PATTERN Date:

24 Aug 2018

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

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Search and delete this file

[ 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 Temp%\{Random Numbers}.bat

Step 4

Scan your computer with your Trend Micro product to delete files detected as TSPY_FAREIT.THHBCAH. 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 the following Trend Micro Support pages for more information:

Step 5

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 = "{hex value}"


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