Removal instructions for GoSave

[Metallica]

What is GoSave?

The Malwarebytes research team has determined that GoSave 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 GoSave?

You may see this add-on in Internet Explorer:

or this (misdated) entry in your list of installed programs:

How did GoSave get on my computer?

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

How do I remove GoSave?

The generic uninstaller removes the offending entry and simply replaces it with a new one from the same family (in this case NextCoup).

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 GoSave?

• No, Malwarebytes' Anti-Malware removes GoSave completely.

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 GoSave hijacker.  It would have warned you before the rogue could install itself, giving you a chance to stop it before it became too late.

 

Technical details for experts

 

Signs in a HijackThis log:

O2 - BHO: GoSave - {eab8fadc-02bb-4f05-8533-afc4db1b1ccc} - C:\Program Files\GoSave\casKuu018KB7oO.dll

 

The CLSID and the filename are random

Alterations made by the installer:

 

File system details  ---------------------------------------------    Adds the folder C:\Program Files\GoSave       Adds the file casKuu018KB7oO.dat"="11/20/2013 7:25 PM, 4392 bytes, A       Adds the file casKuu018KB7oO.dll"="11/20/2013 7:25 PM, 641024 bytes, A       Adds the file casKuu018KB7oO.tlb"="11/20/2014 7:25 PM, 3832 bytes, A       Adds the file casKuu018KB7oO.x64.dll"="11/20/2013 7:25 PM, 719360 bytes, A    Adds the folder C:\ProgramData\b76f9c79baa0b2d1       Adds the file {C87834EB-A2A0-B9D4-AA9A-C263D1191051}.20141120192519"="11/20/2014 7:25 PM, 5916 bytes, A    Adds the folder C:\ProgramData\GoSave       Adds the file f822yS7O9zRK3l8.dat"="11/20/2014 7:25 PM, 4392 bytes, A       Adds the file f822yS7O9zRK3l8.exe"="11/20/2014 7:25 PM, 4249088 bytes, ARegistry details  ------------------------------------------    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.]       "(Default)"="REG_SZ", "GoSave"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.\CLSID]       "(Default)"="REG_SZ", "{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.\CurVer]       "(Default)"="REG_SZ", ".9"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\..9]       "(Default)"="REG_SZ", "GoSave"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\..9\CLSID]       "(Default)"="REG_SZ", "{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}]    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}\InprocServer32]       "(Default)"="REG_SZ", "C:\Program Files\GoSave\casKuu018KB7oO.dll"       "ThreadingModel"="REG_SZ", "Apartment"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}\ProgID]       "(Default)"="REG_SZ", ".9"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}\Programmable]    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}\VersionIndependentProgID]       "(Default)"="REG_SZ", ""    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0]       "(Default)"="REG_SZ", "IEPluginLib"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32]       "(Default)"="REG_SZ", "C:\Program Files\GoSave\casKuu018KB7oO.tlb"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS]       "(Default)"="REG_SZ", "0"    [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR]       "(Default)"="REG_SZ", "C:\Program Files\GoSave"    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}]       "(Default)"="REG_SZ", "GoSave"       "NoExplorer"="REG_DWORD", 1    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\PreApproved\{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}]    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID]       "{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}"="REG_SZ", "1"    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{C87834EB-A2A0-B9D4-AA9A-C263D1191051}]       "_In"="REG_SZ", "20141120"       "CategoryName"="REG_SZ", "Apps"       "DisplayIcon"="REG_SZ", "C:\Windows\System32\msiexec.exe"       "DisplayName"="REG_SZ", "GoSave"       "DisplayVersion"="REG_SZ", "2.2.0.1428"       "InstallDate"="REG_SZ", "20131023"       "NoModify"="REG_DWORD", 1       "NoRepair"="REG_DWORD", 1       "Publisher"="REG_SZ", ""       "SilentUninstall"="REG_SZ", ""C:\ProgramData\GoSave\f822yS7O9zRK3l8.exe" !x:1 /s /n /i:"ExecuteCommands;UninstallCommands""       "UninstallString"="REG_SZ", ""C:\ProgramData\GoSave\f822yS7O9zRK3l8.exe" !x:1 /s /n /i:"ExecuteCommands;UninstallCommands""       "URLInfoAbout"="REG_SZ", ""       "URLUpdateInfo"="REG_SZ", ""    [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}]

 

Malwarebytes Anti-Malware log:

 

Malwarebytes Anti-Malwarewww.malwarebytes.orgScan Date: 11/20/2014Scan Time: 7:38:18 PMLogfile: mbamGoSave.txtAdministrator: YesVersion: 2.00.3.1025Malware Database: v2014.11.20.06Rootkit Database: v2014.11.18.01License: FreeMalware Protection: DisabledMalicious Website Protection: DisabledSelf-protection: DisabledOS: Windows 7 Service Pack 1CPU: x86File System: NTFSUser: MalwarebytesScan Type: Threat ScanResult: CompletedObjects Scanned: 276522Time Elapsed: 3 min, 29 secMemory: EnabledStartup: EnabledFilesystem: EnabledArchives: EnabledRootkits: DisabledHeuristics: EnabledPUP: EnabledPUM: EnabledProcesses: 0(No malicious items detected)Modules: 0(No malicious items detected)Registry Keys: 13PUP.Optional.MultiPlug, HKLM\SOFTWARE\CLASSES\CLSID\{eab8fadc-02bb-4f05-8533-afc4db1b1ccc}, Quarantined, [fc0ae75773096ec85e87843b1de4817f], PUP.Optional.MultiPlug, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{EAB8FADC-02BB-4F05-8533-AFC4DB1B1CCC}, Quarantined, [fc0ae75773096ec85e87843b1de4817f], PUP.Optional.MultiPlug, HKLM\SOFTWARE\CLASSES\., Quarantined, [fc0ae75773096ec85e87843b1de4817f], PUP.Optional.MultiPlug, HKLM\SOFTWARE\CLASSES\..9, Quarantined, [fc0ae75773096ec85e87843b1de4817f], PUP.Optional.MultiPlug, HKCU\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\SETTINGS\{EAB8FADC-02BB-4F05-8533-AFC4DB1B1CCC}, Quarantined, [fc0ae75773096ec85e87843b1de4817f], PUP.Optional.MultiPlug, HKCU\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\STATS\{EAB8FADC-02BB-4F05-8533-AFC4DB1B1CCC}, Quarantined, [fc0ae75773096ec85e87843b1de4817f], PUP.Optional.MultiPlug, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\PREAPPROVED\{EAB8FADC-02BB-4F05-8533-AFC4DB1B1CCC}, Quarantined, [fc0ae75773096ec85e87843b1de4817f], PUP.Optional.MultiPlug, HKLM\SOFTWARE\CLASSES\CLSID\{EAB8FADC-02BB-4F05-8533-AFC4DB1B1CCC}\INPROCSERVER32, Quarantined, [fc0ae75773096ec85e87843b1de4817f], PUP.Optional.MultiPlug, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\{C87834EB-A2A0-B9D4-AA9A-C263D1191051}, Quarantined, [fe0856e82b518ea871d93f948a77b64a], PUP.Optional.GoSave.A, HKLM\SOFTWARE\CLASSES\TYPELIB\{E2343056-CC08-46AC-B898-BFC7ACF4E755}, Quarantined, [25e172ccc5b7999d05e1d25d27dc6898], PUP.Optional.GoSave.A, HKLM\SOFTWARE\CLASSES\INTERFACE\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}, Quarantined, [25e172ccc5b7999d05e1d25d27dc6898], PUP.Optional.GoSave.A, HKLM\SOFTWARE\CLASSES\INTERFACE\{9B41579A-1996-42F9-8F84-7B7786818CEF}, Quarantined, [25e172ccc5b7999d05e1d25d27dc6898], PUP.Optional.GoSave.A, HKLM\SOFTWARE\CLASSES\INTERFACE\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}, Quarantined, [25e172ccc5b7999d05e1d25d27dc6898], Registry Values: 0(No malicious items detected)Registry Data: 0(No malicious items detected)Folders: 2PUP.Optional.GoSave.A, C:\ProgramData\GoSave, Quarantined, [95719ca28af295a1c71ec867937039c7], PUP.Optional.GoSave.A, C:\Program Files\GoSave, Quarantined, [25e172ccc5b7999d05e1d25d27dc6898], Files: 7PUP.Optional.MultiPlug, C:\Program Files\GoSave\casKuu018KB7oO.dll, Quarantined, [fc0ae75773096ec85e87843b1de4817f], PUP.Optional.MultiPlug, C:\ProgramData\GoSave\f822yS7O9zRK3l8.exe, Quarantined, [fe0856e82b518ea871d93f948a77b64a], PUP.Optional.MultiPlug, C:\Users\{username}\Desktop\GoSave1.exe, Quarantined, [937375c9ceae54e273d7d201f20f847c], PUP.Optional.MultiPlug, C:\Program Files\GoSave\casKuu018KB7oO.x64.dll, Quarantined, [b0566ed04834d36384615768936eb24e], PUP.Optional.GoSave.A, C:\ProgramData\GoSave\f822yS7O9zRK3l8.dat, Quarantined, [95719ca28af295a1c71ec867937039c7], PUP.Optional.GoSave.A, C:\Program Files\GoSave\casKuu018KB7oO.dat, Quarantined, [25e172ccc5b7999d05e1d25d27dc6898], PUP.Optional.GoSave.A, C:\Program Files\GoSave\casKuu018KB7oO.tlb, Quarantined, [25e172ccc5b7999d05e1d25d27dc6898], 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.