What is SearchMoreKnow?
The Malwarebytes research team has determined that SearchMoreKnow 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 effected by SearchMoreKnow?
This is how the first screen of the installer looks:
And you may see this browser extension/add-on:
and this entry in your list of installed programs:
this icon on your desktop:
and possibly this search provider hijack:
if you agreed to it here:
How did SearchMoreKnow get on my computer?
Browser hijackers use different methods for distributing themselves. This particular one was bundled with other software.
How do I remove SearchMoreKnow?
Our program Malwarebytes Anti-Malware can detect and remove this potentially unwanted application.
- 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 all Threats are selected, and click Remove Selected.
- Restart your computer when prompted to do so.
- You should be redirected to our Restore Browser page. You can read there how to fix additional browser redirect methods.
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 SearchMoreKnow hijacker. It would have warned you before the application could install itself, giving you a chance to stop it before it became too late.
Technical details for experts
Signs in a HijackThis log:
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://search.yahoo.com/?fr=hp-ddc-bd&type=bl-bir-dd__alt__ddc_dsssyc_bd_com O4 - Global Startup: SearchMoreKnowDesktopSearch.lnk = C:\ProgramData\SearchMoreKnow\SearchMoreKnowDesktopSearch.exePossible signs in FRST logs:
() C:\ProgramData\SearchMoreKnow\SearchMoreKnowDesktopSearch.exe Startup: C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\SearchMoreKnowDesktopSearch.lnk [2015-11-09] ShortcutTarget: SearchMoreKnowDesktopSearch.lnk -> C:\ProgramData\SearchMoreKnow\SearchMoreKnowDesktopSearch.exe () HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = hxxp://search.yahoo.com/?fr=hp-ddc-bd&type=bl-bir-dd__alt__ddc_dsssyc_bd_com SearchScopes: HKCU -> DefaultScope {ADB31864-B99A-4578-B3B5-026B235A6607} URL = hxxp://search.yahoo.com/yhs/search?hspart=ddc&hsimp=yhs-ddc_bd&type=bl-bir-dd__alt__ddc_dss_bd_com&p={searchTerms} SearchScopes: HKCU -> {ADB31864-B99A-4578-B3B5-026B235A6607} URL = hxxp://search.yahoo.com/yhs/search?hspart=ddc&hsimp=yhs-ddc_bd&type=bl-bir-dd__alt__ddc_dss_bd_com&p={searchTerms} FF NewTab: hxxp://search.yahoo.com/?fr=hp-ddc-bd-tab&type=bl-bfr-dd__alt__ddc_dsssyctab_bd_com FF DefaultSearchEngine: Yahoo Search! FF SelectedSearchEngine: Yahoo Search! FF Homepage: hxxp://search.yahoo.com/?fr=hp-ddc-bd&type=bl-bfr-dd__alt__ddc_dsssyc_bd_com FF Keyword.URL: hxxp://search.yahoo.com/yhs/search?hspart=ddc&hsimp=yhs-ddc_bd&type=bl-bfr-dd__alt__ddc_dss_bd_com&p= FF SearchPlugin: C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\{profile}.default\searchplugins\search-simple.xml [2015-11-09] FF Extension: SearchMoreKnow - C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\{profile}.default\Extensions\[email protected] [2015-11-08] [not signed] C:\ProgramData\SearchMoreKnow C:\ProgramData\Microsoft\Windows\Start Menu\Programs\SearchMoreKnow C:\Program Files (x86)\SearchMoreKnow C:\ods.exe SearchMoreKnow (HKLM-x32\...\SearchMoreKnow) (Version: 2.0.5790.34863 - SearchMoreKnow) <==== ATTENTIONAlterations made by the installer:
File system details [View: All details] (Selection) --------------------------------------------------- In the existing folder C: Adds the file ods.exe"="30/10/2015 01:19, 188096 bytes, A Adds the file ods.exe.config"="27/10/2015 21:48, 151 bytes, A Adds the folder C:\Program Files (x86)\SearchMoreKnow Adds the file 7za.exe"="03/11/2015 23:27, 536064 bytes, A Adds the file SearchMoreKnow.exe"="09/11/2015 08:48, 78336 bytes, A Adds the file Uninstaller.exe"="09/11/2015 04:22, 330816 bytes, A Adds the folder C:\Program Files (x86)\SearchMoreKnow\Extensions Adds the file [email protected]"="08/11/2015 13:05, 9136 bytes, A Adds the folder C:\Program Files (x86)\SearchMoreKnow\Products Adds the file UnSearchMoreKnowDesktopSearch.exe"="09/11/2015 08:48, 35631 bytes, A Adds the folder C:\ProgramData\Microsoft\Windows\Start Menu\Programs\SearchMoreKnow Adds the file SearchMoreKnowDesktopSearch.lnk"="09/11/2015 08:48, 883 bytes, A Adds the file Uninstall.lnk"="09/11/2015 08:48, 1269 bytes, A In the existing folder C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup Adds the file SearchMoreKnowDesktopSearch.lnk"="09/11/2015 08:48, 883 bytes, A Adds the folder C:\ProgramData\SearchMoreKnow Adds the file SearchMoreKnowDesktopSearch.exe"="30/10/2015 01:19, 42688 bytes, A Adds the file SearchMoreKnowDesktopSearch.exe.config"="27/10/2015 21:48, 151 bytes, A Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\{profile}.default\extensions Adds the file [email protected]"="08/11/2015 13:05, 9136 bytes, A Adds the folder C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\{profile}.default\searchplugins Adds the file search-simple.xml"="09/11/2015 08:48, 1222 bytes, A Registry details [View: All details] (Selection) ------------------------------------------------ [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{99415057-7C50-439D-AA20-02D83C071B61}] "(Default)"="REG_SZ", "1" "{99415057-7C50-439D-AA20-02D83C071B61}"="REG_SZ", "{99415057-7C50-439D-AA20-02D83C071B61}" "1"="REG_SZ", "" [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F83D1872-D9FF-47F8-B5A0-49CC51E24EE8}] "(Default)"="REG_SZ", "a7107127-54ea-4e02-833a-05e0dec201a1" [HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\SearchMoreKnow] "DisplayIcon"="REG_SZ", ""C:\Program Files (x86)\SearchMoreKnow\uninstaller.exe"" "DisplayName"="REG_SZ", "SearchMoreKnow" "DisplayVersion"="REG_SZ", "2.0.5790.34863" "EstimatedSize"="REG_DWORD", 966 "HelpLink"="REG_SZ", "mailto:[email protected]" "InstallDate"="REG_SZ", "20151109" "InstallLocation"="REG_SZ", "C:\Program Files (x86)\SearchMoreKnow" "NoModify"="REG_DWORD", 1 "NoRepair"="REG_DWORD", 1 "Publisher"="REG_SZ", "SearchMoreKnow" "QuietUninstallString"="REG_SZ", ""C:\Program Files (x86)\SearchMoreKnow\uninstaller.exe"" "UninstallString"="REG_SZ", ""C:\Program Files (x86)\SearchMoreKnow\uninstaller.exe"" "URLInfoAbout"="REG_SZ", "http://www.searchmorenow.com/support" "URLUpdateInfo"="REG_SZ", "http://www.searchmorenow.com" [HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\SearchMoreKnow] "cg"="REG_SZ", "a7107127-54ea-4e02-833a-05e0dec201a1" [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main] "Start Page"=REG_SZ, "http://search.yahoo.com/?fr=hp-ddc-bd&type=bl-bir-dd__alt__ddc_dsssyc_bd_com" [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes] "DefaultScope"=REG_SZ, "{ADB31864-B99A-4578-B3B5-026B235A6607}" [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes\{ADB31864-B99A-4578-B3B5-026B235A6607}] "DisplayName"="REG_SZ", "Yahoo Search!" "FaviconURL"="REG_SZ", "http://search.yahoo.com/favicon.ico" "ShowSearchSuggestions"="REG_DWORD", 0 "URL"="REG_SZ", "http://search.yahoo.com/yhs/search?hspart=ddc&hsimp=yhs-ddc_bd&type=bl-bir-dd__alt__ddc_dss_bd_com&p={searchTerms}"Malwarebytes Anti-Malware log:
Malwarebytes Anti-Malware www.malwarebytes.org Scan Date: 09/11/2015 Scan Time: 09:00 Logfile: mbamSearchMoreKnow.txt Administrator: Yes Version: 2.2.0.1020 Malware Database: v2015.11.09.01 Rootkit Database: v2015.11.04.02 License: Premium Malware Protection: Disabled Malicious Website Protection: Enabled Self-protection: Disabled OS: Windows 7 Service Pack 1 CPU: x64 File System: NTFS User: {username} Scan Type: Threat Scan Result: Completed Objects Scanned: 307136 Time Elapsed: 4 min, 40 sec Memory: Enabled Startup: Enabled Filesystem: Enabled Archives: Enabled Rootkits: Enabled Heuristics: Enabled PUP: Enabled PUM: Enabled Processes: 1 PUP.Optional.Yontoo, C:\ProgramData\SearchMoreKnow\SearchMoreKnowDesktopSearch.exe, 3544, Delete-on-Reboot, [f7fe29526625191debbb2f6b46bb659b] Modules: 0 (No malicious items detected) Registry Keys: 7 PUP.Optional.Yontoo, HKLM\SOFTWARE\WOW6432NODE\CLASSES\CLSID\{99415057-7C50-439D-AA20-02D83C071B61}, Quarantined, [dc192e4d08838aac51a809ff1ee4d729], PUP.Optional.Yontoo, HKLM\SOFTWARE\CLASSES\WOW6432NODE\CLSID\{99415057-7C50-439D-AA20-02D83C071B61}, Quarantined, [dc192e4d08838aac51a809ff1ee4d729], PUP.Optional.Yontoo, HKLM\SOFTWARE\WOW6432NODE\CLASSES\CLSID\{F83D1872-D9FF-47F8-B5A0-49CC51E24EE8}, Quarantined, [e015304b8605e155ab4f03055ca6748c], PUP.Optional.Yontoo, HKLM\SOFTWARE\CLASSES\WOW6432NODE\CLSID\{F83D1872-D9FF-47F8-B5A0-49CC51E24EE8}, Quarantined, [e015304b8605e155ab4f03055ca6748c], PUP.Optional.Yontoo, HKLM\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SearchMoreKnow, Quarantined, [1bdabcbfa8e38caafda9f4a6cf325ba5], PUP.Optional.Yontoo, HKLM\SOFTWARE\WOW6432NODE\SearchMoreKnow, Quarantined, [7d78a9d26d1e91a51406438f59aac53b], PUP.Optional.BDYahoo, HKCU\SOFTWARE\MICROSOFT\INTERNET EXPLORER\SEARCHSCOPES\{ADB31864-B99A-4578-B3B5-026B235A6607}, Quarantined, [668f37447e0dbf777a53bc9d5ca7857b], Registry Values: 1 PUP.Optional.BDYahoo, HKCU\SOFTWARE\MICROSOFT\INTERNET EXPLORER\SEARCHSCOPES\{ADB31864-B99A-4578-B3B5-026B235A6607}|URL, http://search.yahoo.com/yhs/search?hspart=ddc&hsimp=yhs-ddc_bd&type=bl-bir-dd__alt__ddc_dss_bd_com&p={searchTerms}, Quarantined, [668f37447e0dbf777a53bc9d5ca7857b] Registry Data: 1 PUP.Optional.BDYahoo, HKCU\SOFTWARE\MICROSOFT\INTERNET EXPLORER\MAIN|Start Page, http://search.yahoo.com/?fr=hp-ddc-bd&type=bl-bir-dd__alt__ddc_dsssyc_bd_com, Good: (www.google.com), Bad: (http://search.yahoo.com/?fr=hp-ddc-bd&type=bl-bir-dd__alt__ddc_dsssyc_bd_com),Replaced,[1cd9126991fabf77950354f5db2927d9] Folders: 6 PUP.Optional.Yontoo, C:\ProgramData\SearchMoreKnow, Delete-on-Reboot, [0fe6bfbc2a6172c480fdb1cdb34fbd43], PUP.Optional.Yontoo, C:\Program Files (x86)\SearchMoreKnow, Quarantined, [af463d3ea3e83ef8215efe80867c1de3], PUP.Optional.Yontoo, C:\Program Files (x86)\SearchMoreKnow\Extensions, Quarantined, [af463d3ea3e83ef8215efe80867c1de3], PUP.Optional.Yontoo, C:\Program Files (x86)\SearchMoreKnow\Products, Quarantined, [af463d3ea3e83ef8215efe80867c1de3], PUP.Optional.Yontoo, C:\Users\{username}\AppData\Local\Temp\SearchMoreKnow, Quarantined, [7d78e8933655ad89a6da92ec927043bd], PUP.Optional.Yontoo, C:\ProgramData\Microsoft\Windows\Start Menu\Programs\SearchMoreKnow, Quarantined, [95600b70474479bd6320c3bbeb17d12f], Files: 17 PUP.Optional.Yontoo, C:\ProgramData\SearchMoreKnow\SearchMoreKnowDesktopSearch.exe, Delete-on-Reboot, [f7fe29526625191debbb2f6b46bb659b], PUP.Optional.Yontoo, C:\Users\{username}\Desktop\SearchMoreKnow.exe, Quarantined, [9164cbb0aeddac8a6e383c5e40c1a060], PUP.Optional.Yontoo, C:\Program Files (x86)\SearchMoreKnow\Uninstaller.exe, Quarantined, [1bdabcbfa8e38caafda9f4a6cf325ba5], PUP.Optional.Yontoo, C:\ods.exe, Quarantined, [14e17a01eaa1d5614d595c3e827fe41c], PUP.Optional.Yontoo, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\{profile}.default\extensions\[email protected], Quarantined, [6d881d5ecdbe1e1896b95c76b152857b], PUP.Optional.Yontoo, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\{profile}.default\searchplugins\search-simple.xml, Quarantined, [d71e7ffc2269fa3cce9627abcf34cd33], PUP.Optional.Yontoo, C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\SearchMoreKnowDesktopSearch.lnk, Quarantined, [f40172098308bc7aa5c1d4fe6b98e21e], PUP.Optional.Yontoo, C:\ProgramData\SearchMoreKnow\SearchMoreKnowDesktopSearch.exe.config, Quarantined, [0fe6bfbc2a6172c480fdb1cdb34fbd43], PUP.Optional.Yontoo, C:\Program Files (x86)\SearchMoreKnow\7za.exe, Quarantined, [af463d3ea3e83ef8215efe80867c1de3], PUP.Optional.Yontoo, C:\Program Files (x86)\SearchMoreKnow\SearchMoreKnow.exe, Quarantined, [af463d3ea3e83ef8215efe80867c1de3], PUP.Optional.Yontoo, C:\Program Files (x86)\SearchMoreKnow\Extensions\[email protected], Quarantined, [af463d3ea3e83ef8215efe80867c1de3], PUP.Optional.Yontoo, C:\Program Files (x86)\SearchMoreKnow\Products\UnSearchMoreKnowDesktopSearch.exe, Quarantined, [af463d3ea3e83ef8215efe80867c1de3], PUP.Optional.Yontoo, C:\ProgramData\Microsoft\Windows\Start Menu\Programs\SearchMoreKnow\SearchMoreKnowDesktopSearch.lnk, Quarantined, [95600b70474479bd6320c3bbeb17d12f], PUP.Optional.Yontoo, C:\ProgramData\Microsoft\Windows\Start Menu\Programs\SearchMoreKnow\Uninstall.lnk, Quarantined, [95600b70474479bd6320c3bbeb17d12f], PUP.Optional.BDYahoo, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\{profile}.default\prefs.js, Good: (), Bad: (user_pref("browser.newtab.url", "http://search.yahoo.com/?fr=hp-ddc-bd-tab&type=bl-bfr-dd__alt__ddc_dsssyctab_bd_com");), Replaced,[06ef2259e8a3cb6b6b541955996bec14] PUP.Optional.BDYahoo, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\{profile}.default\prefs.js, Good: (), Bad: (user_pref("keyword.URL", "http://search.yahoo.com/yhs/search?hspart=ddc&hsimp=yhs-ddc_bd&type=bl-bfr-dd__alt__ddc_dss_bd_com&p=");), Replaced,[47aecab1f2992214a9176fff4fb506fa] PUP.Optional.BDYahoo, C:\Users\{username}\AppData\Roaming\Mozilla\Firefox\Profiles\{profile}.default\prefs.js, Good: (browser.startup.homepage", "https://www.malwarebytes.org/restorebrowser/), Bad: (browser.startup.homepage", "http://search.yahoo.com/?fr=hp-ddc-bd&type=bl), Replaced,[639262195e2d73c38b11caab996bde22] 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