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[Metallica]

Content is republished with permission from Malwarebytes.

What is My Web Shield?

The Malwarebytes research team has determined that My Web Shield is adware. These adware applications display advertisements not originating from the sites you are browsing.

How do I know if my computer is affected by My Web Shield?

You may see this entry in your list of installed programs:



and these warnings during install:





How did My Web Shield get on my computer?

Adware applications use different methods for distributing themselves. This particular one was bundled with other software.

How do I remove My Web Shield?

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:
  Launch Malwarebytes Anti-Malware
• Then click Finish.
• Once the program has loaded, select Scan Now. Or select the Threat Scan from the Scan menu.
• If an update is available, it will be implemented before the rest of the scanning procedure.
• When the scan is complete, make sure that all Threats are selected, and click Remove Selected.
• Restart your computer when prompted to do so.

Is there anything else I need to do to get rid of My Web Shield?

• No, Malwarebytes' Anti-Malware removes My Web Shield completely.
• You may find a shortcut called "Manager" in your Startup folder. If this shortcut belongs to "My Web Shield" you can delete it.
  
  Since the file it points to no longer exists, it could cause an error.

How would the full version of Malwarebytes Anti-Malware help protect me?

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

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

Technical details for experts

Possible signs in FRST logs:

 S1 mwescontroller; \??\C:\Windows\system32\drivers\mwescontroller.sys [X]
 C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Manager.lnk
 C:\Program Files\My Web Shield

My Web Shield (HKLM\...\mweshield) (Version: 3.0 - My Web Shield)

Alterations made by the installer:

File system details [View: All details] (Selection)
---------------------------------------------------
    Adds the folder C:\Program Files\My Web Shield
       Adds the file mwesuninstall.exe"="9/19/2016 11:25 AM, 454992 bytes, A
       Adds the file My Web Shield.zip"="9/20/2016 11:45 AM, 3072486 bytes, A
    Adds the folder C:\Program Files\My Web Shield\nss
    In the existing folder C:\ProgramData\Microsoft\Windows\Start Menu\Programs
       Adds the file Manager.lnk"="9/20/2016 11:45 AM, 637 bytes, A

Registry details [View: All details] (Selection)
------------------------------------------------
    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\mweshield]
       "DisplayIcon"="REG_SZ", "C:\Program Files\My Web Shield\mwesuninstall.exe"
       "DisplayName"="REG_SZ", "My Web Shield"
       "DisplayVersion"="REG_SZ", "3.0"
       "EstimatedSize"="REG_DWORD", 6000
       "InstallDate"="REG_SZ", "20160920"
       "Publisher"="REG_SZ", "My Web Shield"
       "UninstallString"="REG_SZ", "C:\Program Files\My Web Shield\mwesuninstall.exe uninst=1"
    [HKEY_LOCAL_MACHINE\SOFTWARE\mweshield]
       "campaignid"="REG_SZ", "0"
       "ff"="REG_SZ", "yes"
       "siteid"="REG_SZ", "0"
       "sourceid"="REG_SZ", "1"
       "userid"="REG_SZ", "719C153A-1768-4109-801A-7B56355940C4"
    [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\mwescontroller]
       "DisplayName"="REG_SZ", "mwescontroller"
       "ErrorControl"="REG_DWORD", 1
       "Group"="REG_SZ", "PNP_TDI"
       "ImagePath"="REG_EXPAND_SZ, "\??\C:\Windows\system32\drivers\mwescontroller.sys"
       "Start"="REG_DWORD", 1
       "Tag"="REG_DWORD", 9
       "Type"="REG_DWORD", 1
       "WOW64"="REG_DWORD", 1

Malwarebytes Anti-Malware log:

Malwarebytes Anti-Malware
www.malwarebytes.org

Scan Date: 9/20/2016
Scan Time: 11:52 AM
Logfile: mbamMyWebShield.txt
Administrator: Yes

Version: 2.2.1.1043
Malware Database: v2016.09.20.04
Rootkit Database: v2016.08.15.01
License: Premium
Malware Protection: Disabled
Malicious Website Protection: Enabled
Self-protection: Enabled

OS: Windows 7 Service Pack 1
CPU: x64
File System: NTFS
User: {username}

Scan Type: Threat Scan
Result: Completed
Objects Scanned: 321113
Time Elapsed: 8 min, 58 sec

Memory: Enabled
Startup: Enabled
Filesystem: Enabled
Archives: Enabled
Rootkits: Enabled
Heuristics: Enabled
PUP: Enabled
PUM: Enabled

Processes: 0
(No malicious items detected)

Modules: 0
(No malicious items detected)

Registry Keys: 2
PUP.Optional.MyWebShield, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\mweshield, Quarantined, [75ef4e267d1d31056adec6ee9470f60a], 
PUP.Optional.MyWebShield, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\mwescontroller, Quarantined, [40248fe5c5d572c4bb65b73c32d243bd], 

Registry Values: 0
(No malicious items detected)

Registry Data: 0
(No malicious items detected)

Folders: 2
PUP.Optional.MyWebShield, C:\Program Files\My Web Shield, Quarantined, [184c83f19703191d9daaf0c414f005fb], 
PUP.Optional.MyWebShield, C:\Program Files\My Web Shield\nss, Quarantined, [184c83f19703191d9daaf0c414f005fb], 

Files: 3
PUP.Optional.MyWebShield, C:\Users\{username}\Desktop\MyWebShield.exe, Quarantined, [81e3b8bcd0cafb3b024607ad63a123dd], 
PUP.Optional.MyWebShield, C:\Program Files\My Web Shield\mwesuninstall.exe, Quarantined, [75ef4e267d1d31056adec6ee9470f60a], 
PUP.Optional.MyWebShield, C:\Program Files\My Web Shield\My Web Shield.zip, Quarantined, [184c83f19703191d9daaf0c414f005fb], 

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.