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Removal instructions for NCH Toolbar


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What is NCH Toolbar?

The Malwarebytes research team has determined that NCH Toolbar is a browser hijacker. These so-called "hijackers" manipulate your browser(s), for example to change your startpage or searchscopes, so that the affected browser visits their site or one of their choice. This one also displays advertisements.

How do I know if my computer is affected by NCH Toolbar?

You may see this these browser extension in Chrome:

warning1.png

And this warning during install:

main.png

How did NCH Toolbar get on my computer?

Browser hijackers use different methods for distributing themselves. This particular one was bundled with other software.

How do I remove NCH Toolbar?

Our program Malwarebytes Anti-Malware can detect and remove this potentially unwanted program.

  • Please download Malwarebytes Anti-Malware to your desktop.
  • Double-click mbam-setup-version.exe and follow the prompts to install the program.
  • At the end, be sure a check-mark is placed next to the following:
    • Enable free trial of Malwarebytes Anti-Malware Premium
    • Launch Malwarebytes Anti-Malware
  • Then click Finish.
  • If an update is found, you will be prompted to download and install the latest version.
  • Once the program has loaded, select Scan now. Or select the Threat Scan from the Scan menu.
  • When the scan is complete , make sure that everything is set to "Quarantine", and click Apply Actions.
  • Reboot your computer if prompted.
Is there anything else I need to do to get rid of NCH Toolbar?
  • If you are using Chrome, you may have to remove the Extension manually under Tools > Settings > Extensions. Remove the checkmark and click on the bin behind the NCH Toolbar entry.
How would the full version of Malwarebytes Anti-Malware help protect me?

We hope our application and this guide have helped you eradicate this hijacker.

As you can see below the full version of Malwarebytes Anti-Malware would have protected you against the NCH Toolbar hijacker. It would have warned you before the rogue could install itself, giving you a chance to stop it before it became too late.

protection1.png

Technical details for experts

Signs in a HijackThis log:

O4 - HKCU\..\Run: [APISupport] "C:\Windows\system32\Rundll32.exe" "C:\Users\{username}\AppData\Local\TB\APISupport\APISupport.dll",DLLRunAPISupport
Possible signs in a FRST log:

 HKCU\...\Run: [APISupport] => "C:\Windows\system32\Rundll32.exe" "C:\Users\{username}\AppData\Local\TB\APISupport\APISupport.dll",DLLRunAPISupport <===== ATTENTION CHR Extension: (No Name) - C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\codeenbcmmojbkhmbjnlbmpfdfbfflbf [2015-02-19] CHR HKLM\...\Chrome\Extension: [ codeenbcmmojbkhmbjnlbmpfdfbfflbf] - C:\Users\{username}\AppData\Local\CRE\codeenbcmmojbkhmbjnlbmpfdfbfflbf.crx [2015-01-20] CHR HKCU\...\Chrome\Extension: [ codeenbcmmojbkhmbjnlbmpfdfbfflbf] - C:\Users\{username}\AppData\Local\CRE\codeenbcmmojbkhmbjnlbmpfdfbfflbf.crx [2015-01-20] () C:\Users\{username}\AppData\Local\tbccint () C:\Users\{username}\AppData\Local\TB () C:\Users\{username}\AppData\Local\NativeMessaging () C:\Users\{username}\AppData\Local\CRE
Alterations made by the installer:

File system details  ---------------------------------------------    Adds the folder C:\Users\{username}\AppData\Local\CRE       Adds the file codeenbcmmojbkhmbjnlbmpfdfbfflbf.crx"="1/20/2015 1:17 PM, 3252843 bytes, A    Adds the folder C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default\Extensions\codeenbcmmojbkhmbjnlbmpfdfbfflbf\Dummy       Adds the file CT3282496.txt"="6/5/2026 11:13 AM, 32 bytes, A       Adds the file initdata.json"="6/5/2026 11:13 AM, 406 bytes, A    Adds the folder C:\Users\{username}\AppData\Local\NativeMessaging\CT3282496       Adds the file nmHostManifest.json"="2/19/2015 6:25 PM, 264 bytes, A    Adds the folder C:\Users\{username}\AppData\Local\NativeMessaging\CT3282496\1_0_2_0       Adds the file nmHostConfig.json"="6/1/2026 9:48 PM, 27 bytes, A       Adds the file nmHostManifest.json"="2/19/2015 6:25 PM, 264 bytes, A       Adds the file TBMessagingHost.exe"="6/1/2026 9:48 PM, 1087296 bytes, A    Adds the folder C:\Users\{username}\AppData\Local\TB\APISupport       Adds the file APISupport.dll"="2/19/2015 6:25 PM, 1070400 bytes, A       Adds the file APISupport.old"="6/5/2026 11:13 AM, 1081664 bytes, A    Adds the folder C:\Users\{username}\AppData\Local\TB\APISupport\MiniSP_1.0.4.9       Adds the file MiniSP32.dll"="2/19/2015 6:25 PM, 2614560 bytes, A    Adds the folder C:\Users\{username}\AppData\Local\tbccint\Chrome\CT3282496       Adds the file CHUninstaller.exe"="6/22/2014 2:59 PM, 1505360 bytes, A       Adds the file configutaion.json"="2/19/2015 6:25 PM, 208 bytes, A       Adds the file Uninstaller.ico"="6/22/2014 2:59 PM, 766 bytes, A       Adds the file UninstallerUI.exe"="6/22/2014 2:59 PM, 1739568 bytes, A    Adds the folder C:\Users\{username}\AppData\LocalLow\TB\ChromeExtData\codeenbcmmojbkhmbjnlbmpfdfbfflbf\Repository       Adds the file CT3282496.dum.txt"="2/19/2015 6:25 PM, 1 bytes, A       Adds the file CT3282496.searchUserMode.txt"="2/19/2015 6:25 PM, 1 bytes, A       Adds the file ToolbarFullUserID.txt"="2/19/2015 6:25 PM, 37 bytes, A       Adds the file ToolbarUserId.txt"="2/19/2015 6:25 PM, 19 bytes, ARegistry details  ------------------------------------------    [HKEY_LOCAL_MACHINE\SOFTWARE\Google\Chrome\Extensions\codeenbcmmojbkhmbjnlbmpfdfbfflbf]       "path"="REG_SZ", "C:\Users\{username}\AppData\Local\CRE\codeenbcmmojbkhmbjnlbmpfdfbfflbf.crx"       "version"="REG_SZ", "10.33.0.5"    [HKEY_LOCAL_MACHINE\SOFTWARE\Google\Chrome\NativeMessagingHosts\nmhostct3282496]       "(Default)"="REG_SZ", "C:\Users\{username}\AppData\Local\NativeMessaging\CT3282496\nmHostManifest.json"    [HKEY_CURRENT_USER\Software\AppDataLow\Software\SmartBar\APISupport]       "APISFilePath"="REG_SZ", "C:\Users\{username}\AppData\Local\TB\APISupport\APISupport_3.0.1.13\ApiSupport.dll"       "APISFileVersion"="REG_SZ", "3.0.1.13"       "DLLFilePath"="REG_SZ", "C:\Users\{username}\AppData\Local\TB\APISupport\MiniSP_1.0.4.9\MiniSP32.dll"       "DLLFileVersion"="REG_SZ", "1.0.4.9"    [HKEY_CURRENT_USER\Software\AppDataLow\Software\SmartBar\AppPaths]    [HKEY_CURRENT_USER\Software\AppDataLow\Software\SmartBar\CR]       "APISupportID"="REG_SZ", "UN3B9C546287444E98BA"       "defaultKeys"="REG_SZ", "[{"key":"mam_gk_installer_preapproved","value":"TRUE","scope":"BC"}]"       "revertData.CT3282496.newTabUrl"="REG_SZ", "http://www.trovi.com/?gd=&ctid=CT3282496&octid=CT3282496&ISID=ISID_ID&SearchSource=15&CUI=UN32471100987987271&SSPV=EB_SSPV&Lay=1&UM=8"       "UtilFlag"="REG_SZ", "TRUE"    [HKEY_CURRENT_USER\Software\AppDataLow\Software\SmartBar\CR\ChromeExtData\codeenbcmmojbkhmbjnlbmpfdfbfflbf\Repository]       "CT3282496.Default.originalHomepage"="REG_SZ", ""       "CT3282496.Default.originalOmniBoxUrl"="REG_SZ", "{google:baseURL}search?q={searchTerms}&{google:RLZ}{google:originalQueryForSuggestion}{google:assistedQueryStats}{google:searchFieldtrialParameter}{google:bookmarkBarPinned}{google:searchClient}{google:sourceId}{google:instantExtendedEnabledParameter}{google:omniboxStartMarginParameter}{google:contextualSearchVersion}ie={inputEncoding}"       "CT3282496.Default.originalRestoreOnStartup"="REG_SZ", ""       "CT3282496.Default.originalRestoreOnStartupUrls"="REG_SZ", ""       "CT3282496.Default.originalSearchid"="REG_SZ", "2"       "CT3282496.Default.originalSuggestUrl"="REG_SZ", "{google:baseSuggestURL}search?{google:searchFieldtrialParameter}client={google:suggestClient}&gs_ri={google:suggestRid}&xssi=t&q={searchTerms}&{google:inputType}{google:cursorPosition}{google:currentPageUrl}{google:pageClassification}{google:searchVersion}{google:sessionToken}{google:prefetchQuery}sugkey={google:suggestAPIKeyParameter}"       "CT3282496.defaultsearch"="REG_SZ", "true"       "CT3282496.downloadDate"="REG_SZ", "2/19/2015 8:25:06 PM"       "CT3282496.dum"="REG_SZ", "2"       "CT3282496.embeddedWorkWhenHidden"="REG_SZ", "false"       "CT3282496.enableAlerts"="REG_SZ", "true"       "CT3282496.enableFix404"="REG_SZ", "true"       "CT3282496.fixPageNotFoundError"="REG_SZ", "true"       "CT3282496.homepageURL"="REG_SZ", "http://trovi.com/?ctid=CT3282496&SearchSource=48&CUI=UN32471100987987271&UM=8"       "CT3282496.hostSupportChrome29Installer"="REG_SZ", "true"       "CT3282496.installerKeysNeedMigration"="REG_SZ", "CT3282496.downloadDate,CT3282496.embeddedWorkWhenHidden,CT3282496.enableAlerts,CT3282496.fixPageNotFoundError,CT3282496.installerVersion,CT3282496.nmHostVersion,CT3282496.searchInNewTabEnabled,CT3282496.searchRevert,CT3282496.searchUserMode,CT3282496.versionFromInstaller,CT3282496.wasNativeMessagingDeployed,CT3282496.installId,CT3282496.installType,CT3282496.installSp,CT3282496.installSessionId,CT3282496.enableFix404,CT3282496.uninstallCommand,CT3282496.searchUninstallUserMode"       "CT3282496.installerVersion"="REG_SZ", "4.15.1.19"       "CT3282496.installId"="REG_SZ", ""       "CT3282496.installSessionId"="REG_SZ", "-1"       "CT3282496.installSp"="REG_SZ", "FALSE"       "CT3282496.installType"="REG_SZ", "CRE"       "CT3282496.nmHostVersion"="REG_SZ", "1.0.2.0"       "CT3282496.openThankYouPage"="REG_SZ", "true"       "CT3282496.searchInNewTabEnabled"="REG_SZ", "true"       "CT3282496.searchRevert"="REG_SZ", "true"       "CT3282496.searchUninstallUserMode"="REG_SZ", "8"       "CT3282496.searchUserMode"="REG_SZ", "8"       "CT3282496.shouldFirstTimeDialog"="REG_SZ", "true"       "CT3282496.startAsHidden"="REG_SZ", "false"       "CT3282496.startPage"="REG_SZ", "true"       "CT3282496.startPageUrl"="REG_SZ", ""       "CT3282496.toolbarInstallDate"="REG_SZ", "19-02-2015 18:25:02"       "CT3282496.uninstallCommand"="REG_SZ", "C:\Users\{username}\AppData\Local\tbccint\Chrome\CT3282496\UninstallerUI.exe"       "CT3282496.versionFromInstaller"="REG_SZ", "10.33.0.5"       "CT3282496.wasNativeMessagingDeployed"="REG_SZ", "true"       "ctid"="REG_SZ", "CT3282496"       "ToolbarFullUserID"="REG_SZ", "UN32471100987987271.IN.20150219180042"       "ToolbarUserID"="REG_SZ", "UN32471100987987271"       "whitelist"="REG_SZ", "{"CT3282496.startPage","CT3282496.defaultsearch",CT3282496.installId", "CT3282496.installSp","CT3282496.toolbarInstallDate", "CT3282496.installType", "CT3282496.shouldFirstTimeDialog", "CT3282496.downloadDate", "CT3282496.enableAlerts", "CT3282496.openThankYouPage", "CT3282496.searchInNewTabEnabled", "CT3282496.searchRevert", "CT3282496.startpageurl", "CT3282496.defaultsearchurl", "CT3282496.versionFromInstaller", "ToolbarUserID", "CT3282496.sspv", "CT3282496.installSessionId", "CT3282496.searchUserMode","CT3282496.searchUninstallUserMode","CT3282496.startAsHidden","CT3282496.embeddedWorkWhenHidden","ctid","CT3282496.installerVersion","CT3282496.enableFix404","CT3282496.fixPageNotFoundError", "ToolbarFullUserID","CT3282496.startpageurl","CT3282496.Default.originalHomepage","CT3282496.Default.originalRestoreOnStartup","CT3282496.Default.originalRestoreOnStartupUrls","CT3282496.Default.originalSuggestUrl","CT3282496.Default.originalOmniBoxUrl","CT3282496.Default.originalSearchid"}"    [HKEY_CURRENT_USER\Software\AppDataLow\Software\SmartBar\CR\ChromeExtData\GlobalStorage\Repository]       "CTIDUpdatedFromHKCUToHKLMByCRE"="REG_SZ", "CT3282496"       "machineId"="REG_SZ", "8WW+DDZSDYLJMUFXWPE78L3R/ZVSUTPAE1TLS4MSXZG1ZWML5L7W+0+MFONW55COVPEFSP32YOTBVXRSUTHKQQ"    [HKEY_CURRENT_USER\Software\AppDataLow\Software\SmartBar\UninstallerData\CT3282496\CR]       "ServiceMapURL"="REG_SZ", "http://servicemap.tbccint.com/toolbaruninstall?dum=2"    [HKEY_CURRENT_USER\Software\Google\Chrome\Extensions\codeenbcmmojbkhmbjnlbmpfdfbfflbf]       "path"="REG_SZ", "C:\Users\{username}\AppData\Local\CRE\codeenbcmmojbkhmbjnlbmpfdfbfflbf.crx"       "version"="REG_SZ", "10.33.0.5"    [HKEY_CURRENT_USER\Software\Google\Chrome\NativeMessagingHosts\nmhostct3282496]       "(Default)"="REG_SZ", "C:\Users\{username}\AppData\Local\NativeMessaging\CT3282496\nmHostManifest.json"    [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]       "APISupport"="REG_SZ", ""C:\Windows\system32\Rundll32.exe" "C:\Users\{username}\AppData\Local\TB\APISupport\APISupport.dll",DLLRunAPISupport"    [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\CHCT3282496]       "EstimatedSize"="REG_DWORD", 8867
Malwarebytes Anti-Malware log:

Malwarebytes Anti-Malwarewww.malwarebytes.orgScan Date: 2/19/2015Scan Time: 6:35:24 PMLogfile: mbamNCH.txtAdministrator: YesVersion: 2.00.4.1028Malware Database: v2015.02.19.07Rootkit Database: v2015.02.03.01License: FreeMalware Protection: DisabledMalicious Website Protection: DisabledSelf-protection: DisabledOS: Windows 7 Service Pack 1CPU: x86File System: NTFSUser: MalwarebytesScan Type: Threat ScanResult: CompletedObjects Scanned: 292725Time Elapsed: 3 min, 56 secMemory: EnabledStartup: EnabledFilesystem: EnabledArchives: EnabledRootkits: DisabledHeuristics: EnabledPUP: EnabledPUM: EnabledProcesses: 0(No malicious items detected)Modules: 1PUP.Optional.ClientConnect, C:\Users\{username}\AppData\Local\TB\APISupport\APISupport.dll, Delete-on-Reboot, [b69d849cc0cafd391ec105c24eb3e719], Registry Keys: 0(No malicious items detected)Registry Values: 1PUP.Optional.Conduit.A, HKCU\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN|APISupport, "C:\Windows\system32\Rundll32.exe" "C:\Users\{username}\AppData\Local\TB\APISupport\APISupport.dll",DLLRunAPISupport, Quarantined, [aea5b56beaa00036ff9f0dbbfd06d927]Registry Data: 0(No malicious items detected)Folders: 7PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\Temp\NativeMessaging\CT3282496, Quarantined, [054ea47ca0ea3006c5a8ff5faa59cb35], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\Temp\NativeMessaging\CT3282496\nativeMessaging, Quarantined, [054ea47ca0ea3006c5a8ff5faa59cb35], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\Temp\TestIfExeExist\CT3282496, Quarantined, [83d0d14f2f5b63d3a1e3c699c63df709], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\Temp\TestIfExeExist\CT3282496\nativeMessaging, Quarantined, [83d0d14f2f5b63d3a1e3c699c63df709], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\TB\APISupport, Delete-on-Reboot, [12416cb4167463d3ae080c63b84bf20e], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\TB\APISupport\MiniSP_1.0.4.9, Quarantined, [12416cb4167463d3ae080c63b84bf20e], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\TB\APISupport\MiniSP_1.0.4.9\Logs, Quarantined, [12416cb4167463d3ae080c63b84bf20e], Files: 12PUP.Optional.ClientConnect, C:\Users\{username}\AppData\Local\TB\APISupport\APISupport.dll, Delete-on-Reboot, [b69d849cc0cafd391ec105c24eb3e719], PUP.Optional.ClientConnect, C:\Users\{username}\Desktop\conduit.exe, Quarantined, [f95ab36d1575d264bd2216b111f048b8], PUP.Optional.ClientConnect, C:\Users\{username}\AppData\Local\Temp\APISupport\APISupport.dll, Quarantined, [aba839e75238a78fd708794ed22f18e8], PUP.Optional.ClientConnect, C:\Users\{username}\AppData\Local\Temp\NativeMessaging\CT3282496\nativeMessaging\TBMessagingHost.exe, Quarantined, [292a3de3acde2b0b89565f685aa71ce4], PUP.Optional.ClientConnect, C:\Users\{username}\AppData\Local\Temp\TestIfExeExist\CT3282496\nativeMessaging\TBMessagingHost.exe, Quarantined, [173c40e02d5d2b0b548b74530df4b34d], PUP.Optional.ClientConnect, C:\Users\{username}\AppData\Local\TB\APISupport\APISupport.old, Quarantined, [6de6c7590684a98d1dc2685f877a847c], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\Temp\NativeMessaging\CT3282496.crx, Quarantined, [b2a10d137b0f3afcdeba9715bc472dd3], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\Temp\NativeMessaging\CT3282496\nativeMessaging\nmHostConfig.json, Quarantined, [054ea47ca0ea3006c5a8ff5faa59cb35], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\Temp\NativeMessaging\CT3282496\nativeMessaging\nmHostManifest.json, Quarantined, [054ea47ca0ea3006c5a8ff5faa59cb35], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\TB\APISupport\MiniSP_1.0.4.9\Cvc.dat, Quarantined, [12416cb4167463d3ae080c63b84bf20e], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\TB\APISupport\MiniSP_1.0.4.9\MiniSP32.dll, Quarantined, [12416cb4167463d3ae080c63b84bf20e], PUP.Optional.Conduit.A, C:\Users\{username}\AppData\Local\TB\APISupport\MiniSP_1.0.4.9\rep.dat, Quarantined, [12416cb4167463d3ae080c63b84bf20e], Physical Sectors: 0(No malicious items detected)(end)
As mentioned before the full version of Malwarebytes Anti-Malware could have protected your computer against this threat.

We use different ways of protecting your computer(s):

  • Dynamically Blocks Malware Sites & Servers
  • Malware Execution Prevention
Save yourself the hassle and get protected.
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