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Removal instructions for Webbora

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Content is republished with permission from Malwarebytes.

What is Webbora?

The Malwarebytes research team has determined that Webbora 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 Webbora?

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


How did Webbora get on my computer?

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

How do I remove Webbora?

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 Webbora?
  • No, Malwarebytes' Anti-Malware removes Webbora 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 Webbora adware. 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

You will see these signs in a HijackThis log:
O23 - Service: WebWG Service (srvwebwg) - Unknown owner - C:\Users\{username}\AppData\Roaming\webbora\srvwebbora.exe
Possible signs in FRST logs:
 () C:\Users\{username}\AppData\Roaming\webbora\webbora.exe
 S2 srvwebwg; C:\Users\{username}\AppData\Roaming\webbora\srvwebbora.exe [53248 2014-11-03] () [File not signed]
 () C:\Users\{username}\AppData\Roaming\webbora

Internet webbora web (HKLM\...\Web Bora) (Version:  - Internet webbora web)
Alterations made by the installer:
File system details  
    Adds the folder C:\Users\{username}\AppData\Roaming\webbora
       Adds the file srvwebbora.exe"="11/3/2014 12:22 PM, 53248 bytes, A
       Adds the file uninst.exe"="5/21/2015 8:48 AM, 75800 bytes, A
       Adds the file webbora.exe"="4/10/2015 10:30 AM, 118784 bytes, A
       Adds the file webboraset.exe"="12/8/2014 4:07 AM, 339968 bytes, A

Registry details  
    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\webbora.exe]
       "(Default)"="REG_SZ", "C:\Users\{username}\AppData\Roaming\webbora\srvwebbora.exe"
       "inst"="REG_SZ", "C:\Users\{username}\Desktop\webbora_cope_inst1.exe"
    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Web Bora]
       "DisplayIcon"="REG_SZ", "C:\Users\{username}\AppData\Roaming\webbora\webbora.exe"
       "DisplayName"="REG_SZ", "Internet webbora web"
       "DisplayVersion"="REG_SZ", ""
       "Publisher"="REG_SZ", "Internet webbora web"
       "UninstallString"="REG_SZ", "C:\Users\{username}\AppData\Roaming\webbora\uninst.exe"
       "URLInfoAbout"="REG_SZ", "http://www.webbora.com"
       "Description"="REG_SZ", "WebWG Service"
       "DisplayName"="REG_SZ", "WebWG Service"
       "ErrorControl"="REG_DWORD", 1
       "ImagePath"="REG_EXPAND_SZ, "C:\Users\{username}\AppData\Roaming\webbora\srvwebbora.exe"
       "ObjectName"="REG_SZ", "LocalSystem"
       "Start"="REG_DWORD", 2
       "Type"="REG_DWORD", 16
       "srvver"="REG_SZ", "1001"
       "xid"="REG_SZ", "cope"
Malwarebytes Anti-Malware log:
Malwarebytes Anti-Malware

Scan Date: 5/21/2015
Scan Time: 5:51:53 PM
Logfile: mbamWebBora.txt
Administrator: Yes

Malware Database: v2015.05.21.02
Rootkit Database: v2015.05.16.01
License: Free
Malware Protection: Disabled
Malicious Website Protection: Disabled
Self-protection: Disabled

OS: Windows 7 Service Pack 1
CPU: x86
File System: NTFS
User: Malwarebytes

Scan Type: Threat Scan
Result: Completed
Objects Scanned: 290748
Time Elapsed: 4 min, 55 sec

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

Processes: 1
PUP.Optional.Webbora.A, C:\Users\{username}\AppData\Roaming\webbora\webbora.exe, 3880, Delete-on-Reboot, [7dc9acea93f7b5810dcaceaa3ec25aa6]

Modules: 0
(No malicious items detected)

Registry Keys: 3
PUP.Optional.Webbora.A, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\srvwebwg, Quarantined, [cb7b55417218ad89780f114d877b728e], 
PUP.Optional.Webbora.A, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\APP PATHS\webbora.exe, Quarantined, [f551831349417fb75f78756433d02fd1], 
PUP.Optional.Webbora.A, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\Web Bora, Quarantined, [1f2701953e4c48ee6a62b7228f748977], 

Registry Values: 0
(No malicious items detected)

Registry Data: 0
(No malicious items detected)

Folders: 1
PUP.Optional.Webbora.A, C:\Users\{username}\AppData\Roaming\webbora, Delete-on-Reboot, [1f2701953e4c48ee6a62b7228f748977], 

Files: 4
PUP.Optional.Webbora.A, C:\Users\{username}\AppData\Roaming\webbora\webbora.exe, Delete-on-Reboot, [7dc9acea93f7b5810dcaceaa3ec25aa6], 
PUP.Optional.Webbora.A, C:\Users\{username}\AppData\Roaming\webbora\srvwebbora.exe, Quarantined, [cb7b55417218ad89780f114d877b728e], 
PUP.Optional.Webbora.A, C:\Users\{username}\AppData\Roaming\webbora\webboraset.exe, Quarantined, [da6cf3a3cac0f83ea7300a6edc247090], 
PUP.Optional.Webbora.A, C:\Users\{username}\AppData\Roaming\webbora\uninst.exe, Quarantined, [1f2701953e4c48ee6a62b7228f748977], 

Physical Sectors: 0
(No malicious items detected)

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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