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Removal instructions for RinoReader

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Content is republished with permission from Malwarebytes.

What is RinoReader?

The Malwarebytes research team has determined that RinoReader 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 RinoReader?

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


and this warning during install:


How did RinoReader get on my computer?

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

How do I remove RinoReader?

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

As you can see below the full version of Malwarebytes Anti-Malware would have protected you against the RinoReader adware. 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

You will see these signs in a HijackThis log:
O23 - Service: mhg - Unknown owner - c:\windows\mhg.exe
O23 - Service: mmhg - Unknown owner - c:\windows\mmhg.exe
You may see these signs in FRST logs:
 () C:\Windows\mhg.exe
 () C:\Windows\mmhg.exe
 R2 mhg; c:\windows\mhg.exe [417792 2015-12-15] () [File not signed]
 R2 mmhg; c:\windows\mmhg.exe [408576 2015-12-15] () [File not signed]
 C:\Users\{username}\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\RinoReader
 C:\Program Files (x86)\RinoReader

RinoReader (HKLM-x32\...\RinoReader) (Version: 0.1 - RinoReader)
Alterations made by the installer:
File system details [View: All details] (Selection)
    Adds the folder C:\Program Files (x86)\RinoReader
       Adds the file pdfium.dll"="05/03/2015 10:37, 9172992 bytes, A
       Adds the file PdfiumViewer.dll"="05/03/2015 10:37, 60416 bytes, A
       Adds the file RinoReader.exe"="23/04/2015 17:55, 238592 bytes, A
       Adds the file RinoReader.exe.config"="11/03/2015 16:25, 193 bytes, A
       Adds the file uninst.exe"="15/12/2015 12:21, 136942 bytes, A
    Adds the folder C:\Users\{username}\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\RinoReader
       Adds the file RinoReader.lnk"="15/12/2015 12:21, 1067 bytes, A
       Adds the file Uninstall.lnk"="15/12/2015 12:21, 1045 bytes, A
    In the existing folder C:\Windows
       Adds the file mhg.dat"="15/12/2015 12:21, 631808 bytes, A
       Adds the file mhg.exe"="15/12/2015 12:21, 417792 bytes, A
       Adds the file mmhg.exe"="15/12/2015 12:21, 408576 bytes, A

Registry details [View: All details] (Selection)
    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\RinoReader.exe]
       "(Default)"="REG_SZ", "C:\Program Files (x86)\RinoReader\RinoReader.exe"
       "DisplayIcon"="REG_SZ", "C:\Program Files (x86)\RinoReader\RinoReader.exe"
       "DisplayName"="REG_SZ", "RinoReader"
       "DisplayVersion"="REG_SZ", "0.1"
       "Publisher"="REG_SZ", "RinoReader"
       "UninstallString"="REG_SZ", "C:\Program Files (x86)\RinoReader\uninst.exe"
       "URLInfoAbout"="REG_SZ", "http://www.rinoreader.com"
       "Description"="REG_SZ", "mhg"
       "DisplayName"="REG_SZ", "mhg"
       "ErrorControl"="REG_DWORD", 1
       "ImagePath"="REG_EXPAND_SZ, "c:\windows\mhg.exe"
       "ObjectName"="REG_SZ", "LocalSystem"
       "Start"="REG_DWORD", 2
       "Type"="REG_DWORD", 16
       "WOW64"="REG_DWORD", 1
       "Description"="REG_SZ", "mmhg"
       "DisplayName"="REG_SZ", "mmhg"
       "ErrorControl"="REG_DWORD", 1
       "ImagePath"="REG_EXPAND_SZ, "c:\windows\mmhg.exe"
       "ObjectName"="REG_SZ", "LocalSystem"
       "Start"="REG_DWORD", 2
       "Type"="REG_DWORD", 16
       "WOW64"="REG_DWORD", 1
       "00"="REG_SZ", "mXBqnag="
       "01"="REG_SZ", "mG5rg6o="
       "02"="REG_SZ", "mm5qhresCGdDZdA9iBxp5gHtdro="
       "04"="REG_SZ", "mW5rgw=="
       "Version"="REG_SZ", "0.1"
Malwarebytes Anti-Malware log:
Malwarebytes Anti-Malware

Scan Date: 15/12/2015
Scan Time: 12:25
Logfile: mbamRinoReader.txt
Administrator: Yes

Malware Database: v2015.12.15.02
Rootkit Database: v2015.12.07.01
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: 312242
Time Elapsed: 4 min, 29 sec

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

Processes: 2
Trojan.Downloader, C:\Windows\mhg.exe, 3172, Delete-on-Reboot, [fe60eeb7008b61d5544b74b61fe234cc]
Trojan.Downloader, C:\Windows\mmhg.exe, 3972, Delete-on-Reboot, [c6983f667a116bcbd2a7d340639e7d83]

Modules: 0
(No malicious items detected)

Registry Keys: 6
Trojan.Downloader, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\mhg, Quarantined, [fe60eeb7008b61d5544b74b61fe234cc], 
Trojan.Downloader, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\mmhg, Quarantined, [c6983f667a116bcbd2a7d340639e7d83], 
PUP.Optional.RinoReader, HKLM\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\RinoReader, Quarantined, [500e495cf79481b5ab01efc0e122bb45], 
PUP.Optional.RinoReader, HKLM\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\APP PATHS\RinoReader.exe, Quarantined, [c29cdbca404b30065060644bf211ad53], 
PUP.Optional.RinoReader, HKLM\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\APP PATHS\RinoReader.exe, Quarantined, [1c42e0c5632825110aa6505f7c877a86], 
PUP.Optional.RinoReader, HKCU\SOFTWARE\RinoReader, Quarantined, [b9a5c1e4aae1270f5659d8d7db2825db], 

Registry Values: 0
(No malicious items detected)

Registry Data: 0
(No malicious items detected)

Folders: 2
PUP.Optional.RinoReader, C:\Program Files (x86)\RinoReader, Quarantined, [500e495cf79481b5ab01efc0e122bb45], 
PUP.Optional.RinoReader, C:\Users\{username}\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\RinoReader, Quarantined, [a5b9a6ff9eedc96d644a96199f649d63], 

Files: 10
Trojan.Downloader, C:\Windows\mhg.exe, Delete-on-Reboot, [fe60eeb7008b61d5544b74b61fe234cc], 
Trojan.Downloader, C:\Windows\mmhg.exe, Delete-on-Reboot, [c6983f667a116bcbd2a7d340639e7d83], 
PUP.Optional.RinoReader, C:\Users\{username}\Desktop\setup.exe, Quarantined, [bea0cdd8bfcc2d09ec0df934d22ee719], 
PUP.Optional.RinoReader, C:\Program Files (x86)\RinoReader\RinoReader.exe, Quarantined, [d08e00a5b9d249ed48b1df4eda26e719], 
PUP.Optional.RinoReader, C:\Program Files (x86)\RinoReader\RinoReader.exe.config, Quarantined, [500e495cf79481b5ab01efc0e122bb45], 
PUP.Optional.RinoReader, C:\Program Files (x86)\RinoReader\pdfium.dll, Quarantined, [500e495cf79481b5ab01efc0e122bb45], 
PUP.Optional.RinoReader, C:\Program Files (x86)\RinoReader\PdfiumViewer.dll, Quarantined, [500e495cf79481b5ab01efc0e122bb45], 
PUP.Optional.RinoReader, C:\Program Files (x86)\RinoReader\uninst.exe, Quarantined, [500e495cf79481b5ab01efc0e122bb45], 
PUP.Optional.RinoReader, C:\Users\{username}\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\RinoReader\Uninstall.lnk, Quarantined, [a5b9a6ff9eedc96d644a96199f649d63], 
PUP.Optional.RinoReader, C:\Users\{username}\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\RinoReader\RinoReader.lnk, Quarantined, [a5b9a6ff9eedc96d644a96199f649d63], 

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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