PUA_Babylon.GA

 Analysis by: Byron Jon Gelera

 ALIASES:

Win32/Toolbar.Babylon.AH potentially unwanted (ESET-NOD32); PUP.Optional.BabylonToolBar (Malwarebytes)

 PLATFORM:

Windows

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

  • Threat Type: Potentially Unwanted Application

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This potentially unwanted application may arrive bundled with malware packages as a malware component. It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size:

7,204,792 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

30 Aug 2016

Arrival Details

This potentially unwanted application may arrive bundled with malware packages as a malware component.

It 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 potentially unwanted application drops the following files:

  • %All Users Profile%\Desktop\Babylon.lnk
  • %All Users Profile%\Application Data\Babylon\sqlite3.dll
  • %All Users Profile%\Application Data\Babylon\mozcrt19.dll
  • %All Users Profile%\Start Menu\Programs\Babylon\Babylon.lnk
  • %All Users Profile%\Start Menu\Programs\Babylon\Uninstall.lnk
  • %User Profile%\Application Data\Microsoft\Internet Explorer\Quick Launch\Babylon.lnk
  • %User Profile%\Local Settings\Application Data\Babylon\BabAll.bak
  • %Program Files%\Mozilla Firefox\searchplugins\babylon.xml
  • %Program Files%\Mozilla Firefox\BabyFox.dll
  • %Program Files%\Adobe\Reader 9.0\Reader\plug_ins\Babylon\BabylonRPI.api
  • %Program Files%\BabylonToolbar\BabylonToolbar\1.4.19.5\bh\BabylonToolbar.dll
  • %Program Files%\BabylonToolbar\BabylonToolbar\1.4.19.5\BabylonToolbarApp.dll
  • %Program Files%\BabylonToolbar\BabylonToolbar\1.4.19.5\BabylonToolbarEng.dll
  • %Program Files%\BabylonToolbar\BabylonToolbar\1.4.19.5\BabylonToolbarTlbr.dll
  • %Program Files%\BabylonToolbar\BabylonToolbar\1.4.19.5\BabylonToolbarsrv.exe
  • %Program Files%\BabylonToolbar\BabylonToolbar\1.4.19.5\uninstall.exe
  • %Program Files%\Babylon\Babylon-Pro\Babylon.exe
  • %Program Files%\Babylon\Babylon-Pro\Utils\uninstbb.exe
  • %Program Files%\Babylon\Babylon-Pro\captlib.dll
  • %Program Files%\Babylon\Babylon-Pro\Data\bab025.cbid20.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\bab027.Ttype111110_def.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\bab055.nocp.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\bab065.engset.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\bab267.mntra-tb.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\Babylon.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\Strings.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\Features.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\Metaphone.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\CSConfig.dat
  • %Program Files%\Babylon\Babylon-Pro\BabyServices.dll
  • %Program Files%\Babylon\Babylon-Pro\BException.dll
  • %Program Files%\Babylon\Babylon-Pro\BContentServer.dll
  • %Program Files%\Babylon\Babylon-Pro\BContentServerExt.dll
  • %Program Files%\Babylon\Babylon-Pro\Updates\Convert.dat
  • %Program Files%\Babylon\Babylon-Pro\Updates\Rates.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Chinese_S__English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Chinese_T__English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Dutch_English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Chinese_S__sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Chinese_T__sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Dutch_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_French_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_German_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Hebrew_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Italian_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Japanese_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Korean_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Portuguese_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Russian_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Spanish_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_English_Swedish_sub.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_French_English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_German_English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Hebrew_English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Hebrew_Thesaurus_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Italian_English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Japanese_English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Portuguese_English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Russian_English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\Babylon_Spanish_English_sub.BGL
  • %Program Files%\Babylon\Babylon-Pro\Data\BGLs\bab_hlp_static.bgl
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Arabic.iso8859_6.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Arabic.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Arabic.windows1256.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Bulgarian.iso8859_5.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Bulgarian.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Chinese (S).gb2312.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Chinese (T).big5.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Czech.iso8859_2.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Czech.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Danish.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Dutch.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\English.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\English.shlomi.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\French.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\German.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Greek.iso8859_7.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Greek.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Hebrew.iso8859_8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Hebrew.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Hindi.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Hindi.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Hungarian.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Italian.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Japanese.euc_jp.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Japanese.shift_jis.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Japanese.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Korean.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Korean.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Norwegian.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Polish.iso8859_2.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Polish.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Portuguese.brazil.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Portuguese.europe.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Romanian.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Russian.iso8859_5.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Russian.koi8_r.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Russian.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Russian.windows1251.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Serbian.ascii.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Serbian.cyrillic-utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Spanish.basque.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Spanish.catalan.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Spanish.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Swedish.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Thai.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Thai.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Turkish.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Turkish.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Ukrainian.koi8_u.ldt
  • %Program Files%\Babylon\Babylon-Pro\Data\LDTs\Ukrainian.utf8.ldt
  • %Program Files%\Babylon\Babylon-Pro\Utils\BabylonIEPI.dll
  • %Program Files%\Babylon\Babylon-Pro\Utils\BabylonOfficePI.dll
  • %Program Files%\Babylon\Babylon-Pro\Utils\BabylonRPI.api
  • %Program Files%\Babylon\Babylon-Pro\Utils\BabylonChrome.crx
  • %Program Files%\Babylon\Babylon-Pro\Agent\BabylonAgent.exe
  • %Program Files%\Babylon\Babylon-Pro\Agent\BDesktopAgent.dll
  • %Program Files%\Babylon\Babylon-Pro\Agent\IncludeSelect.xml
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\human.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\human_off.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\notes.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\notes_off.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\purchase.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\purchase_off.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\search.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\search_off.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\spelling.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\spelling_off.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\translate.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\translate_off.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\units.png
  • %Program Files%\Babylon\Babylon-Pro\Agent\Graphics\units_off.png
  • %Program Files%\Babylon\Babylon-Pro\Gloss\cslock.dat
  • %Program Files%\Babylon\Babylon-Pro\Gloss\bdcmpers.dat
  • %Program Files%\Babylon\Babylon-Pro\Gloss\Lookup_{random}.tmp
  • %Program Files%\Babylon\Babylon-Pro\Gloss\bdcmpers.dat
  • %Program Files%\Babylon\Babylon-Pro\Data\BaseList.dat

(Note: %All Users Profile% is the All Users folder, where it usually is C:\Documents and Settings\All Users on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\ProgramData 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.. %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.. %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.)

It creates the following folders:

  • %Program Files%\Babylon\Babylon-Pro
  • %Program Files%\BabylonToolbar\BabylonToolbar\1.4.19.5\

(Note: %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.)

Other System Modifications

This potentially unwanted application adds the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Babylon\
Babylon Client\DefaultSettings

HKEY_LOCAL_MACHINE\SOFTWARE\BabylonToolbar\
BabylonToolbar\Instl

HKEY_CURRENT_USER\Software\BabylonToolbar\
BabylonToolbar\user

HKEY_CURRENT_USER\Software\Babylon\
Babylon Client

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Babylon\
Babylon Client\DefaultSettings
SetSearch = 3

HKEY_LOCAL_MACHINE\SOFTWARE\Babylon\
Babylon Client\DefaultSettings
InterfaceLanguage = {user defined}

HKEY_LOCAL_MACHINE\SOFTWARE\Babylon\
Babylon Client\DefaultSettings
MouseActivation = {user defined}

HKEY_LOCAL_MACHINE\SOFTWARE\Babylon\
Babylon Client\DefaultSettings
KeyboardActivation = F10

HKEY_LOCAL_MACHINE\SOFTWARE\Babylon\
Babylon Client\DefaultSettings
ReceiveNewsLetters = 1

HKEY_LOCAL_MACHINE\SOFTWARE\Babylon\
Babylon Client\DefaultSettings
EmailAddress = {user defined}

HKEY_LOCAL_MACHINE\SOFTWARE\BabylonToolbar\
BabylonToolbar\Instl
InstallDir = %Program Files%\BabylonToolbar\BabylonToolbar\1.4.19.5

HKEY_CURRENT_USER\Software\BabylonToolbar\
BabylonToolbar\user
dfltLng = {user defined}

HKEY_CURRENT_USER\Software\Babylon\
Babylon Client
Info = {hex values}

HKEY_CURRENT_USER\Software\Babylon\
Babylon Client\UserInfo
InterfaceLang = 0

HKEY_CURRENT_USER\Software\Babylon\
Babylon Client\UserInfo
TLangs = 0

HKEY_CURRENT_USER\Software\Babylon\
Babylon Client\UserInfo\Options
ActivateButton = 1

HKEY_CURRENT_USER\Software\Babylon\
Babylon Client\UserInfo\Options
AutoDictUpdate = 2

HKEY_CURRENT_USER\Software\Babylon\
Babylon Client\UserInfo\Options
EnableDictUpdate = 1

HKEY_CURRENT_USER\Software\Babylon\
Babylon Client\UserInfo\Options
KeyboardActivation = 4456448

HKEY_CURRENT_USER\Software\Babylon\
Babylon Client\DesktopAgent
SpellCheck = 0

It modifies the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main
Start Page = http://search.babylon.com/home

(Note: The default value data of the said registry entry is {user defined}.)

Other Details

This potentially unwanted application connects to the following possibly malicious URL:

  • http://www.{BLOCKED}n.com/redirects/redir.cgi?type={value}&lang={value}&ver=&sutp={value}&sufl={value}&dnld={value}&dcnt={value}&test={value}&guid={value}&hp={value}&dsp={value}&tb={value}&ao={value}&stage={value}&source={value}
  • http://www.{BLOCKED}n-software.com/redirects/redir.cgi?type={value}&lang={value}&ver=&sutp={value}&sufl={value}&dnld={value}&dcnt={value}&test={value}&guid={value}&hp={value}&dsp={value}&tb={value}&ao={value}&stage={value}&source={value}
  • http://info.{BLOCKED}n.com/stat/report.php?type={value}&lang={value}&ver=&sutp={value}&sufl={value}&dnld={value}&dcnt={value}&test={value}&guid={value}&hp={value}&dsp={value}&tb={value}&ao={value}&stage={value} &source={value}

  SOLUTION

Minimum Scan Engine:

9.850

SSAPI PATTERN File:

1.817.00

SSAPI PATTERN Date:

09 Mar 2017

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 key

[ 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_LOCAL_MACHINE\SOFTWARE\Babylon\Babylon Client
    • DefaultSettings
  • In HKEY_LOCAL_MACHINE\SOFTWARE\BabylonToolbar\BabylonToolbar
    • Instl
  • In HKEY_CURRENT_USER\Software\BabylonToolbar\BabylonToolbar
    • user
  • In HKEY_CURRENT_USER\Software\Babylon
    • Babylon Client

Step 4

Restore this modified 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\Microsoft\Internet Explorer\Main
    • From: Start Page = http://search.babylon.com/home
      To: Start Page = {user defined}

Step 5

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %Program Files%\Babylon\Babylon-Pro
  • %Program Files%\BabylonToolbar\BabylonToolbar\1.4.19.5\

Step 6

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.
  • %All Users Profile%\Desktop\Babylon.lnk
  • %All Users Profile%\Application Data\Babylon\sqlite3.dll
  • %All Users Profile%\Application Data\Babylon\mozcrt19.dll
  • %All Users Profile%\Start Menu\Programs\Babylon\Babylon.lnk
  • %All Users Profile%\Start Menu\Programs\Babylon\Uninstall.lnk
  • %User Profile%\Application Data\Microsoft\Internet Explorer\Quick Launch\Babylon.lnk
  • %User Profile%\Local Settings\Application Data\Babylon\BabAll.bak
  • %Program Files%\Mozilla Firefox\searchplugins\babylon.xml
  • %Program Files%\Mozilla Firefox\BabyFox.dll
  • %Program Files%\Adobe\Reader 9.0\Reader\plug_ins\Babylon\BabylonRPI.api

Step 7

Scan your computer with your Trend Micro product to delete files detected as PUA_Babylon.GA. 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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