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TSPY_FAREIT.WEY

September 09, 2014
 ALIASES:

PWS:Win32/Fareit.gen!E (Microsoft); Trojan-PSW.Win32.Tepfer.gen (Kaspersky); Downloader.Ponik (Symantec)

 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:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware

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. It may be downloaded by other malware/grayware from remote sites.

It executes then deletes itself afterward.

It does not have any propagation routine.

It does not have any backdoor routine.

It does not have any downloading capability.

  TECHNICAL DETAILS

File Size:

99,840 bytes

File Type:

DLL

Memory Resident:

No

Initial Samples Received Date:

29 Aug 2014

Payload:

Steals information

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.

It may be downloaded by the following malware/grayware from remote sites:

  • BKDR_ANDROM.WEY

It may be downloaded from the following remote site(s):

  • http://{BLOCKED}.{BLOCKED}.137.91/images/0/0.dll

Installation

This spyware drops the following component file(s):

  • %User Temp%\{random number}.bat - used to delete the malware TSPY_FAREIT.WEY and itself

(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 and 7.)

It executes then deletes itself afterward.

Other System Modifications

This spyware adds the following registry entries as part of its installation routine:

HKEY_CURRENT_USER\Software\WinRAR
Client Hash = "{random value}"

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

Propagation

This spyware does not have any propagation routine.

Backdoor Routine

This spyware does not have any backdoor routine.

Download Routine

This spyware does not have any downloading capability.

Information Theft

This spyware attempts to steal stored account information used in the following installed File Transfer Protocol (FTP) clients or file manager software:

  • 32Bit Ftp
  • 3D-FTP
  • AceBIT Wise-FTP
  • BitKinex
  • BulletProof FTP
  • CoffeeCup FTP
  • CyberDuck
  • Deluxe FTP
  • EasyFTP
  • Estsoft ALFTP
  • ExpanDrive
  • Far
  • Far Manager
  • Far2
  • FileZilla
  • FireFTP
  • FlashFXP
  • FlashPeak BlazeFtp
  • FreshFTP
  • Frigate3
  • FTP Commander
  • FTP Explorer
  • FTP Navigator
  • FTP++
  • FTPCON
  • FTPGetter
  • FTPNow
  • FTPRush
  • FTPShell
  • FTPWare COREFTP
  • Ghisler Total Commander
  • Ghisler Windows Commander
  • Global Downloader
  • GlobalSCAPE CuteFTP
  • GlobalSCAPE CuteFTP 6 Home
  • GlobalSCAPE CuteFTP 6 Professional
  • GlobalSCAPE CuteFTP 7 Home
  • GlobalSCAPE CuteFTP 7 Professional
  • GlobalSCAPE CuteFTP 8 Home
  • GlobalSCAPE CuteFTP 8 Professional
  • GlobalSCAPE CuteFTP 9
  • GlobalSCAPE CuteFTP Lite
  • GlobalSCAPE CuteFTP Pro
  • GoFTP
  • GPSoftware Directory Opus
  • INSoftware NovaFTP
  • Ipswitch
  • LeapWare LeapFTP
  • LeechFTP
  • LinasFTP Site Manager
  • Martin Prikryl
  • MAS-Soft FTP
  • Maxprog FTP Disk
  • My FTP
  • NCH Software ClassicFTP
  • NetDrive
  • NetSarang
  • Nico Mak Computing WinZip FTP
  • RhinoSoft FTP Voyager
  • Robo-FTP 3.7
  • Simon Tatham PuTTY
  • SiteDesigner
  • SmartFTP
  • SoftX.org FTPClient
  • Sota FFFTP
  • South River Technologies WebDrive
  • Staff-FTP
  • TurboFTP
  • UltraFXP
  • VanDyke
  • Visicom Media AceFTP
  • WinFTP

It attempts to steal stored email credentials from the following:

  • BatMail
  • IncrediMail
  • Microsoft Outlook
  • Pocomail
  • RimArts Becky! Internet Mail
  • Thunderbird
  • Windows Live Mail
  • Windows Mail

It attempts to get stored information such as user names, passwords, and hostnames from the following browsers:

  • Bromium
  • ChromePlus
  • Chromium
  • Comodo
  • Epic
  • FastStone
  • Flock
  • Google Chrome
  • K-Meleon
  • Microsoft Internet Explorer
  • Mozilla Firefox
  • Mozilla SeaMonkey
  • Nichrome
  • RockMelt

Stolen Information

This spyware sends the gathered information via HTTP POST to the following URL:

  • http://{BLOCKED}ate.pw/skysteal/skygate.php

NOTES:

It attempts to steal stored information from the following:

  • wallet (Armory, MultiBit)
  • electrum.dat (Electrum)
  • wallet.dat (Anoncoin, BBQcoin, Bitcoin, Bytecoin, Craftcoin, Devcoin, Digitalcoin, Fastcoin, Feathercoin, Florincoin, Franko, Freicoin, GoldCoin (GLD), I0coin, Infinitecoin, Ixcoin, Junkcoin, Litecoin, Luckycoin, Megacoin, Mincoin, Namecoin, NovaCoin, Phoenixcoin, PPCoin, Primecoin, ProtoShares, Quarkcoin, Tagcoin, Terracoin, Worldcoin, Yacoin, Zetacoin)

It does not have rootkit capabilities.

It does not exploit any vulnerability.

  SOLUTION

Minimum Scan Engine:

9.700

FIRST VSAPI PATTERN FILE:

11.124.04

FIRST VSAPI PATTERN DATE:

01 Sep 2014

VSAPI OPR PATTERN File:

11.125.00

VSAPI OPR PATTERN Date:

02 Sep 2014

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

Remove malware/grayware files that dropped/downloaded TSPY_FAREIT.WEY. (Note: Please skip this step if the threats listed below have already been removed.)

    • BKDR_ANDROM.WEY

Step 4

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
    • Client Hash = "{random value}"
  • In HKEY_CURRENT_USER\Software\WinRAR
    • HWID = "{random value}"

Step 5

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