Analysis by: Michael Cabel
 Modified by: Abraham Latimer Camba

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003, Windows 7

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Adware

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This adware 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. It may be manually installed by a user.

It acts as a Browser Helper Object (BHO) that monitors a user's Internet-browsing habits.

  TECHNICAL DETAILS

File Size: Varies
File Type: EXE, DLL
Memory Resident: No
Initial Samples Received Date: 05 Jun 2012

Arrival Details

This adware 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.

It may be manually installed by a user.

Installation

This adware drops the following files:

  • %Program Files%\I Want This\I Want This.dll - also detected as ADW_GAMEPLAYLABS
  • %Program Files%\I Want This\I Want This.exe - also detected as ADW_GAMEPLAYLABS
  • %Program Files%\I Want This\I Want ThisGui.exe - also detected as ADW_GAMEPLAYLABS

(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.)

It drops the following component file(s):

  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\background.html
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\browser.xul
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\crossrider.js
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\crossriderapi.js
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\dialog.js
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\lib\faye-browser-min.js
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\manage-apps.html
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\manage-apps-style.css
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\messaging.js
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\options.js
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\options.xul
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\push.html
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\search_dialog.xul
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\update.html
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\defaults\preferences\prefs.js
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\install.rdf
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\locale\en-US\translations.dtd
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\button1.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\button2.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\button3.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\button4.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\button5.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\crossrider_statusbar.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\icon128.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\icon16.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\icon24.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\icon48.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\panelarrow-up.png
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\popup.css
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\popup.html
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\popup_binding.xml
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\skin.css
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin\update.css
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome.manifest
  • %Application Data%\Google\Chrome\User Data\Default\databases\chrome-extension_mpfapcdfbbledbojijcbcclmlieaoogk_0\1

It drops the following non-malicious files:

  • %Program Files%\I Want This\I Want This.ico
  • %Program Files%\I Want This\I Want This.ini
  • %Program Files%\I Want This\I Want ThisInstaller.log
  • %Program Files%\I Want This\Uninstall.exe
  • %User Temp%\I Want ThisInstaller_1339026450.log

(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.. %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.)

It creates the following folders:

  • %Application Data%\Google\Chrome\User Data\Default\databases\chrome-extension_mpfapcdfbbledbojijcbcclmlieaoogk_0
  • %Application Data%\I Want This
  • %Application Data%\I Want This\Chrome
  • %Program Files%\I Want This
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\chrome\content\lib
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\defaults
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\defaults\preferences
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\locale
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\locale\en-US
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com\skin

Autostart Technique

This adware registers itself as a BHO to ensure its automatic execution every time Internet Explorer is used by adding the following registry keys:

HKEY_CLASSES_ROOT\CLSID\{11111111-1111-1111-1111-110011221158}

HKEY_CLASSES_ROOT\CLSID\{22222222-2222-2222-2222-220022222258}

HKEY_CLASSES_ROOT\CLSID\{33333333-3333-3333-3333-330033223358}

HKEY_CLASSES_ROOT\CrossriderApp0002258.BHO

HKEY_CLASSES_ROOT\CrossriderApp0002258.BHO.1

HKEY_CLASSES_ROOT\CrossriderApp0002258.FBApi

HKEY_CLASSES_ROOT\CrossriderApp0002258.FBApi.1

HKEY_CLASSES_ROOT\CrossriderApp0002258.Sandbox

HKEY_CLASSES_ROOT\CrossriderApp0002258.Sandbox.1

HKEY_CLASSES_ROOT\Interface\{55555555-5555-5555-5555-550055225558}

HKEY_CLASSES_ROOT\Interface\{66666666-6666-6666-6666-660066226658}

HKEY_CLASSES_ROOT\Interface\{77777777-7777-7777-7777-770077227758}

HKEY_CLASSES_ROOT\TypeLib\{44444444-4444-4444-4444-440044224458}

HKEY_CURRENT_USER\Software\Cr_Installer

HKEY_CURRENT_USER\Software\Crossrider

HKEY_CURRENT_USER\Software\I Want This

HKEY_CURRENT_USER\Software\InstalledBrowserExtensions\
215 Apps

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\New Windows\Allow

HKEY_LOCAL_MACHINE\SOFTWARE\Google\
Chrome\Extensions\mpfapcdfbbledbojijcbcclmlieaoogk

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{11111111-1111-1111-1111-110011221158}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\New Windows\Allow

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
02FAF3E291435468607857694DF5E45B68851868

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{11111111-1111-1111-1111-110011221158}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Ext\
PreApproved\{11111111-1111-1111-1111-110011221158}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
I Want This

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Google\Chrome\Extensions\
mpfapcdfbbledbojijcbcclmlieaoogk

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Internet Explorer\New Windows\
Allow

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Ext\PreApproved\{11111111-1111-1111-1111-110011221158}

It acts as a Browser Helper Object (BHO) that monitors a user's Internet-browsing habits.

Download Routine

This adware connects to the following URL(s) to download its component file(s):

  • http://stats.{BLOCKED}ider.com/installer.gif?action=started&browser=ie6&ver=
    1_18_149_149&bic=0961E835B2D74109B08B1C9206302B77IE&app=2258&appver=
    0&verifier=dd0253c066069248e36565040e8db153&srcid=20647&subid=default&
    zdata=20647&subid=&pid=1112&ff=0_81&ch=1_17_57&default=ie&os=XP&admin=
    1&type=193
  • http://app-static.{BLOCKED}ider.com/plugin/apps/2258/plugins/1_18_149_149/ie6/plugins.json?ver=4
  • http://app-static.{BLOCKED}ider.com/plugin/opensearch/ie/2258.xml
  • http://cotssl.{BLOCKED}ider.com/plugin/apps/2258/manifest/1_18_149_149/ie6/manifest.xml?ver=0
  • http://stats.{BLOCKED}ider.com/apps.gif?action=install&browser=ie6&ver=1_18_149_149&bic=0961E835B2D74109B08B1C9206302B77IE
    &app=2258&appver=59&verifier=dd0253c066069248e36565040e8db153&installtime=1339026451&curtime=1339026451&lifetime=0
  • http://stats.{BLOCKED}ider.com/installer.gif?action=finished&browser=ie6&ver=1_18_149_149&bic=0961E835B2D74109B08B1C9206302B77IE&app=2258&appver=59&verifier=dd0253c066069248e36565040e8db153&srcid=20647&subid=default&zdata=20647&subid=&pid=1112&ff=0_81&ch=1_17_57&default=ie&os=XP&admin=1&type=193
  • http://www.{BLOCKED}ltrk.com/installer-run/0961E835B2D74109B08B1C9206302B77IE/465b6c3c2402e5501c1fb03aed3cc0ab/xriderexe/20647/?pid=2258&sub_id=default&uzid=20647&subid=&pid=1112
  • http://www.{BLOCKED}ltrk.com/newuser-ping/0961E835B2D74109B08B1C9206302B77IE/465b6c3c2402e5501c1fb03aed3cc0ab/0/xriderexe/20647/0/?pid=2258&sub_id=default&uzid=20647&subid=&pid=1112&os=XP&admin=1
  • http://www.{BLOCKED}ltrk.com/tbi-ping/0961E835B2D74109B08B1C9206302B77IE/465b6c3c2402e5501c1fb03aed3cc0ab/xriderexe/20647/?pid=2258&sub_id=default&uzid=20647&subid=&pid=1112

  SOLUTION

Minimum Scan Engine: 9.200
SSAPI PATTERN File: 1.295.00
SSAPI PATTERN Date: 07 Jun 2012

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

Remove ADW_GAMEPLAYLABS by using its own Uninstall option

[ Learn More ]
To uninstall the grayware process

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_CLASSES_ROOT\CLSID
    • {11111111-1111-1111-1111-110011221158}
  • In HKEY_CLASSES_ROOT\CLSID
    • {22222222-2222-2222-2222-220022222258}
  • In HKEY_CLASSES_ROOT\CLSID
    • {33333333-3333-3333-3333-330033223358}
  • In HKEY_CLASSES_ROOT
    • CrossriderApp0002258.BHO
  • In HKEY_CLASSES_ROOT
    • CrossriderApp0002258.BHO.1
  • In HKEY_CLASSES_ROOT
    • CrossriderApp0002258.FBApi
  • In HKEY_CLASSES_ROOT
    • CrossriderApp0002258.FBApi.1
  • In HKEY_CLASSES_ROOT
    • CrossriderApp0002258.Sandbox
  • In HKEY_CLASSES_ROOT
    • CrossriderApp0002258.Sandbox.1
  • In HKEY_CLASSES_ROOT\Interface
    • {55555555-5555-5555-5555-550055225558}
  • In HKEY_CLASSES_ROOT\Interface
    • {66666666-6666-6666-6666-660066226658}
  • In HKEY_CLASSES_ROOT\Interface
    • {77777777-7777-7777-7777-770077227758}
  • In HKEY_CLASSES_ROOT\TypeLib
    • {44444444-4444-4444-4444-440044224458}
  • In HKEY_CURRENT_USER\Software
    • Cr_Installer
  • In HKEY_CURRENT_USER\Software
    • Crossrider
  • In HKEY_CURRENT_USER\Software
    • I Want This
  • In HKEY_CURRENT_USER\Software\InstalledBrowserExtensions
    • 215 Apps
  • In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\New Windows
    • Allow
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Google\Chrome\Extensions
    • mpfapcdfbbledbojijcbcclmlieaoogk
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy
    • {11111111-1111-1111-1111-110011221158}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\New Windows
    • Allow
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates
    • 02FAF3E291435468607857694DF5E45B68851868
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects
    • {11111111-1111-1111-1111-110011221158}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\PreApproved
    • {11111111-1111-1111-1111-110011221158}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
    • I Want This
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Google\Chrome\Extensions
    • mpfapcdfbbledbojijcbcclmlieaoogk
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Ext\PreApproved
    • {11111111-1111-1111-1111-110011221158}

Step 4

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.
  • %Application Data%\Google\Chrome\User Data\Default\databases\chrome-extension_mpfapcdfbbledbojijcbcclmlieaoogk_0
  • %Application Data%\I Want This
  • %Program Files%\I Want This
  • %User Profile%\Application Data\Mozilla\Firefox\Profiles\{random string}.default\extensions\crossriderapp2258@crossrider.com

Step 5

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%\I Want ThisInstaller_1339026450.log

Step 6

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