TSPY_FAREIT.YYSKH

August 07, 2015
 Analysis by: Jon Dexter Laurin
 ALIASES:

PWS:Win32/Fareit (Microsoft); Infostealer.Limitail (Symantec); Win32/PSW.Fareit.A (ESET-NOD32); Trojan-PSW.Win32.Tepfer.pswsqe (Kaspersky); Troj/Agent-ANVP (Sophos); TR/Spy.Fareit.73728 (Avira); Trojan.PWS.Tepfer!Z/YygFRKAWA (Agnitum)

 PLATFORM:

Windows

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

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted:

  • 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.

As of this writing, the said sites are inaccessible.

  TECHNICAL DETAILS

File Size:

421,888 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

09 Jul 2015

Payload:

Connects to URLs/IPs, 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.

Installation

This spyware drops and executes the following files:

  • %User Temp%\{random numbers}.bat (deletes itself and the initial malware copy)

(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

Other System Modifications

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

HKEY_CURRENT_USER\Software\WinRAR
Client Hash = "{hex values}"

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

Download Routine

This spyware accesses the following websites to download files:

  • http://{BLOCKED}eii.in/Panel/micro.exe

As of this writing, the said sites are inaccessible.

Information Theft

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

  • 3D-FTP
  • 32BitFTP
  • AceBit Wise-FTP
  • BitKinex
  • Bulletproof FTP
  • CoffeeCup Free-FTP
  • Cryer Web Site Publisher
  • CyberDuck
  • DeluxeFTP
  • EasyFTP
  • Estsoft ALFTP
  • ExpanDrive
  • Far/Far2/Far Manager
  • FastTrackFTP
  • Filezilla
  • FireFTP
  • FlashFXP
  • FlashPeak BlazeFTP
  • FreshFTP
  • Frigate3
  • FTP Commander
  • FTP Explorer
  • FTP Navigator
  • FTP++
  • FTP CONTROL
  • FTPGetter
  • FTPRush
  • FTPShell
  • FTPWare Core FTP
  • Ghisler Windows Commander
  • Ghisler Total Commander
  • 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 Lite
  • GlobalSCAPE CuteFTP Pro
  • GoFTP
  • GPSoftware Directory Opus
  • Ipswitch WS_FTP
  • LeapWare LeapFTP
  • LeechFTP
  • LinasFTP
  • Martin Prikryl WinSCP
  • MAS-Soft FTPInfo
  • My FTP
  • NCH Software ClassicFTP
  • NCH Software Fling
  • NetDrive
  • NetSarang
  • NexusFile
  • Notepad++ NppFTP
  • NovaFTP
  • PuTTY
  • Rhinosoft FTP Voyager
  • Robo-FTP 3.7
  • SmartFTP
  • SoftX.org FTPClient
  • Sota FFFTP
  • Staff-FTP
  • TurboFTP
  • UltraFXP
  • Vandyke SecureFX
  • Visicom Media AceFTP
  • WebDrive
  • WinFTP
  • WinZip FTP

It gathers the following account information from any of the mentioned File Transfer Protocol (FTP) clients or file manager software:

  • Username
  • Password
  • Host Name
  • Host Address
  • Server Type
  • Server Name
  • Server Port
  • Install Directories
  • Data Directories

It attempts to steal stored email credentials from the following:

  • Becky! by RimArts
  • IncrediMail
  • PocoMail by Poco Systems
  • Microsoft Outlook
  • Mozilla Thunderbird
  • The Bat! by RITLabs
  • 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 Browser
  • Flock Browser
  • Google Chrome
  • Internet Explorer
  • K-Meleon
  • Mozilla Firefox
  • Mozilla Seamonkey
  • Nichrome
  • Opera
  • Rockmelt
  • Yandex

Stolen Information

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

  • http://{BLOCKED}eii.in/Panel/gate.php

NOTES:
This spyware uses the following list of passwords to brute force Windows Logon Users:

  • 123456
  • password
  • phpbb
  • qwerty
  • 12345
  • jesus
  • 12345678
  • 1234
  • abc123
  • letmein
  • test
  • love
  • 123
  • password1
  • hello
  • monkey
  • dragon
  • trustno1
  • 111111
  • iloveyou
  • 1234567
  • shadow
  • 123456789
  • christ
  • sunshine
  • master
  • computer
  • princess
  • tigger
  • football
  • angel
  • jesus1
  • 123123
  • whatever
  • freedom
  • killer
  • asdf
  • soccer
  • superman
  • michael
  • cheese
  • internet
  • joshua
  • fuckyou
  • blessed
  • baseball
  • starwars
  • 000000
  • purple
  • jordan
  • faith
  • summer
  • ashley
  • buster
  • heaven
  • pepper
  • 7777777
  • hunter
  • lovely
  • andrew
  • thomas
  • angels
  • charlie
  • daniel
  • 1111
  • jennifer
  • single
  • hannah
  • qazwsx
  • happy
  • matrix
  • pass
  • aaaaaa
  • 654321
  • amanda
  • nothing
  • ginger
  • mother
  • snoopy
  • jessica
  • welcome
  • pokemon
  • iloveyou1
  • 11111
  • mustang
  • helpme
  • justin
  • jasmine
  • orange
  • testing
  • apple
  • michelle
  • peace
  • secret1
  • grace
  • william
  • iloveyou2
  • nicole
  • 666666
  • muffin
  • gateway
  • fuckyou1
  • asshole
  • hahaha
  • poop
  • blessing
  • blahblah
  • myspace1
  • matthew
  • canada
  • silver
  • robert
  • forever
  • asdfgh
  • rachel
  • rainbow
  • guitar
  • peanut
  • batman
  • cookie
  • bailey
  • soccer1
  • mickey
  • biteme
  • hello1
  • eminem
  • dakota
  • samantha
  • compaq
  • diamond
  • taylor
  • forum
  • john316
  • richard
  • blink182
  • peaches
  • cool
  • flower
  • scooter
  • banana
  • james
  • asdfasdf
  • victory
  • london
  • 123qwe
  • 123321
  • startrek
  • george
  • winner
  • maggie
  • trinity
  • online
  • 123abc
  • chicken
  • junior
  • chris
  • passw0rd
  • austin
  • sparky
  • admin
  • merlin
  • google
  • friends
  • hope
  • shalom
  • nintendo
  • looking
  • harley
  • smokey
  • 7777
  • joseph
  • lucky
  • digital
  • thunder
  • spirit
  • bandit
  • enter
  • anthony
  • corvette
  • hockey
  • power
  • benjamin
  • iloveyou!
  • 1q2w3e
  • viper
  • genesis
  • knight
  • qwerty1
  • creative
  • foobar
  • adidas
  • rotimi
  • slayer
  • wisdom
  • praise
  • zxcvbnm
  • samuel
  • mike
  • dallas
  • green
  • testtest
  • maverick
  • onelove
  • david
  • mylove
  • church
  • friend
  • god
  • destiny
  • none
  • microsoft
  • 222222
  • bubbles
  • 11111111
  • cocacola
  • jordan23
  • ilovegod
  • football1
  • loving
  • nathan
  • emmanuel
  • scooby
  • fuckoff
  • sammy
  • maxwell
  • jason
  • john
  • 1q2w3e4r
  • baby
  • red123
  • blabla
  • prince
  • qwert
  • chelsea
  • 55555
  • angel1
  • hardcore
  • dexter
  • saved
  • 112233
  • hallo
  • jasper
  • danielle
  • kitten
  • cassie
  • stella
  • prayer
  • hotdog
  • windows
  • mustdie
  • gates
  • billgates
  • ghbdtn
  • gfhjkm
  • 1234567890

  SOLUTION

Minimum Scan Engine:

9.750

FIRST VSAPI PATTERN FILE:

11.760.03

FIRST VSAPI PATTERN DATE:

26 Jun 2015

VSAPI OPR PATTERN File:

11.761.00

VSAPI OPR PATTERN Date:

26 Jun 2015

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

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 values}"
  • In HKEY_CURRENT_USER\Software\WinRAR
    • Client Hash = "{hex values}"

Step 4

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 5

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