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Adware.SearchAssist

Adware.SearchAssist

Updated:
March 13, 2017
Infection Length:
Varies
Name:
SearchAssist
Version:
1.0.0.2
Publisher:
YouTube Music Downloader
Risk Impact:
Low
Systems Affected:
Windows

Behavior

Adware.MusicDowector is an adware program that displays pop-up advertisements on the computer.

Antivirus Protection Dates

  • Initial Rapid Release version March 13, 2017 revision 005
  • Latest Rapid Release version March 13, 2017 revision 008
  • Initial Daily Certified version March 13, 2017 revision 009
  • Latest Daily Certified version March 13, 2017 revision 020
  • Initial Weekly Certified release date March 15, 2017
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
The program may arrive on the computer after being manually installed.

When the program is executed, it creates the following folders:
  • %SystemDrive%\Program Files\SearchAssist
  • %SystemDrive%\Program Files\SearchAssist\chrome
  • %SystemDrive%\Program Files\SearchAssist\ie

The program creates the following files:
  • %SystemDrive%\Program Files\SearchAssist\chrome\searchassist.crx
  • %SystemDrive%\Program Files\SearchAssist\ie\AddinExpress.IE.dll
  • %SystemDrive%\Program Files\SearchAssist\ie\adxloader.dll
  • %SystemDrive%\Program Files\SearchAssist\ie\adxloader.dll.manifest
  • %SystemDrive%\Program Files\SearchAssist\ie\adxloader.exe
  • %SystemDrive%\Program Files\SearchAssist\ie\adxloader64.dll
  • %SystemDrive%\Program Files\SearchAssist\ie\adxloader64.exe
  • %SystemDrive%\Program Files\SearchAssist\ie\adxregext.exe
  • %SystemDrive%\Program Files\SearchAssist\ie\adxregistrator.exe
  • %SystemDrive%\Program Files\SearchAssist\ie\Interop.MSHTML.dll
  • %SystemDrive%\Program Files\SearchAssist\ie\Interop.SHDocVw.dll
  • %SystemDrive%\Program Files\SearchAssist\ie\Microsoft.mshtml.dll
  • %SystemDrive%\Program Files\SearchAssist\ie\SearchAssist.dll
  • %SystemDrive%\Program Files\SearchAssist\sa.exe
  • %SystemDrive%\Program Files\SearchAssist\salib.dll
  • %SystemDrive%\Program Files\SearchAssist\searchassist.xml
  • %SystemDrive%\Program Files\SearchAssist\sqlite3.dll
  • %SystemDrive%\Program Files\SearchAssist\unins000.dat
  • %SystemDrive%\Program Files\SearchAssist\unins000.exe
  • %Windir%\Tasks\SACheck.job
  • %Windir%\Tasks\SAUpdate.job
  • %SystemDrive%\Documents and Settings\admin\Local Settings\Temp\USTechSupportStub_v1.0_smartdownload
  • %SystemDrive%\Documents and Settings\admin\My Documents\Add-in Express

The program creates the following registry entries:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SearchAssist.IEModule
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SearchAssist.IEModule\CLSID
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SearchAssist.IEModule+IECustomCommands
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SearchAssist.IEModule+IECustomCommands\CLSID
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SearchAssist.IEModule+IECustomContextMenuCommands
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SearchAssist.IEModule+IECustomContextMenuCommands\CLSID
  • HKEY_LOCAL_MACHINE\SOFTWARE\Google\Chrome
  • HKEY_LOCAL_MACHINE\SOFTWARE\Google\Chrome\Extensions
  • HKEY_LOCAL_MACHINE\SOFTWARE\Google\Chrome\Extensions\jlndcojbknbodbijmihgihhgmlkplnbo
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\NoExplorer
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Ext
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1
  • HKEY_LOCAL_MACHINE\SOFTWARE\SecureDownload
  • HKEY_LOCAL_MACHINE\SOFTWARE\SecureDownload\SearchAssist
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\= "SearchAssist.IEModule+IECustomContextMenuCommands"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\= "mscoree.dll"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\ThreadingModel= "Both"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\Class= "SearchAssist.IEModule+IECustomContextMenuCommands"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\Assembly= "SearchAssist, Version=1.0.0.0, Culture=neutral, PublicKeyToken=830e09edfb362fdc"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\RuntimeVersion= "v2.0.50727"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\CodeBase= "file:///%SystemDrive%/Program Files/SearchAssist/ie/SearchAssist.DLL"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\1.0.0.0\Class= "SearchAssist.IEModule+IECustomContextMenuCommands"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\1.0.0.0\Assembly= "SearchAssist, Version=1.0.0.0, Culture=neutral, PublicKeyToken=830e09edfb362fdc"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\1.0.0.0\RuntimeVersion= "v2.0.50727"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\InprocServer32\1.0.0.0\CodeBase= "file:///%SystemDrive%/Program Files/SearchAssist/ie/SearchAssist.DLL"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{284624FC-0E93-36EF-AADE-D53036DAD722}\ProgId\= "SearchAssist.IEModule+IECustomContextMenuCommands"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\= "SearchAssist.IEModule+IECustomCommands"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\= "mscoree.dll"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\ThreadingModel= "Both"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\Class= "SearchAssist.IEModule+IECustomCommands"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\Assembly= "SearchAssist, Version=1.0.0.0, Culture=neutral, PublicKeyToken=830e09edfb362fdc"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\RuntimeVersion= "v2.0.50727"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\CodeBase= "file:///%SystemDrive%/Program Files/SearchAssist/ie/SearchAssist.DLL"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\1.0.0.0\Class= "SearchAssist.IEModule+IECustomCommands"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\1.0.0.0\Assembly= "SearchAssist, Version=1.0.0.0, Culture=neutral, PublicKeyToken=830e09edfb362fdc"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\1.0.0.0\RuntimeVersion= "v2.0.50727"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\InprocServer32\1.0.0.0\CodeBase= "file:///%SystemDrive%/Program Files/SearchAssist/ie/SearchAssist.DLL"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{63C05539-3781-350C-8623-BD86CBF3CCF3}\ProgId\= "SearchAssist.IEModule+IECustomCommands"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\= "SearchAssist"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\ObjectType= "{A3A5C6A6-288F-4eee-8634-2BA9D5A28002}"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\InprocServer32\= "%SystemDrive%\Program Files\SearchAssist\ie\adxloader.dll"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\InprocServer32\ThreadingModel= "Both"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\InprocServer32\Class= "SearchAssist.IEModule"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\InprocServer32\Assembly= "SearchAssist, PublicKeyToken=830E09EDFB362FDC"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\InprocServer32\RuntimeVersion= "v2.0.50727"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\InprocServer32\CodeBase= "file:///%SystemDrive%/Program Files/SearchAssist/ie/SearchAssist.DLL"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8DDAC7C3-2592-4D84-A7A7-AA7865E53875}\ProgId\= "SearchAssist.IEModule"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\Inno Setup: Setup Version= "5.5.4 (u)"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\Inno Setup: App Path= "%SystemDrive%\Program Files\SearchAssist"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\InstallLocation= "%SystemDrive%\Program Files\SearchAssist\"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\Inno Setup: Icon Group= "(Default)"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\Inno Setup: User= "admin"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\Inno Setup: Language= "default"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\DisplayName= "SearchAssist"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\UninstallString= ""%SystemDrive%\Program Files\SearchAssist\unins000.exe""
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\QuietUninstallString= ""%SystemDrive%\Program Files\SearchAssist\unins000.exe" /SILENT"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\DisplayVersion= "0.9.8.0"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\Publisher= "SecureDownload Ltd"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\URLInfoAbout= "http://www.SearchAssist.net/"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\NoModify: 0x00000001
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\NoRepair: 0x00000001
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\InstallDate= "20170313"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\MajorVersion: 0x00000000
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SearchAssist_is1\MinorVersion: 0x00000009
  • HKEY_LOCAL_MACHINE\SOFTWARE\SecureDownload\SearchAssist\home= "false"
  • HKEY_LOCAL_MACHINE\SOFTWARE\SecureDownload\SearchAssist\engine= "false"
  • HKEY_LOCAL_MACHINE\SOFTWARE\SecureDownload\SearchAssist\id= "c87c252b-a02b-4163-8950-397cb978b2df"
  • HKEY_LOCAL_MACHINE\SOFTWARE\SecureDownload\SearchAssist\installed= "true"
  • HKEY_LOCAL_MACHINE\SOFTWARE\SecureDownload\SearchAssist\owner= "na"
  • HKEY_LOCAL_MACHINE\SOFTWARE\SecureDownload\SearchAssist\cmp= "na"
  • HKEY_LOCAL_MACHINE\SOFTWARE\SecureDownload\SearchAssist\med= "na"

The program claims to add a search assist browser extension. It may change the browser home page and default search engine. The program shows out-of-context advertisements and may track user browsing patterns.
You may have arrived at this page either because you have been alerted by your Symantec product about this risk, or you are concerned that your computer has been affected by this risk.

Before proceeding further we recommend that you run a full system scan . If that does not resolve the problem you can try one of the options available below.



FOR NORTON USERS
If you are a Norton product user, we recommend you try the following resources to remove this risk.


Removal Tool

If you have an infected Windows system file, you may need to replace it using the Windows installation CD .


How to reduce the risk of infection
The following resources provide further information and best practices to help reduce the risk of infection.



FOR BUSINESS USERS
If you are a Symantec business product user, we recommend you try the following resources to remove this risk.


Identifying and submitting suspect files
Submitting suspicious files to Symantec allows us to ensure that our protection capabilities keep up with the ever-changing threat landscape. Submitted files are analyzed by Symantec Security Response and, where necessary, updated definitions are immediately distributed through LiveUpdate™ to all Symantec end points. This ensures that other computers nearby are protected from attack. The following resources may help in identifying suspicious files for submission to Symantec.


Removal Tool

If you have an infected Windows system file, you may need to replace it using the Windows installation CD .


How to reduce the risk of infection
The following resource provides further information and best practices to help reduce the risk of infection.
Protecting your business network



MANUAL REMOVAL
The following instructions pertain to all current Symantec antivirus products.


1. Performing a full system scan
How to run a full system scan using your Symantec product


2. Restoring settings in the registry
Many risks make modifications to the registry, which could impact the functionality or performance of the compromised computer. While many of these modifications can be restored through various Windows components, it may be necessary to edit the registry. See in the Technical Details of this writeup for information about which registry keys were created or modified. Delete registry subkeys and entries created by the risk and return all modified registry entries to their previous values.