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[Metallica]

Content is republished with permission from Malwarebytes.

What is greenmartmediaads?

The Malwarebytes research team has determined that greenmartmediaads 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 greenmartmediaads?

You may see these changed settings in Internet Explorer under Internet Options > Connections > LAN settings :



How did greenmartmediaads get on my computer?

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



How do I remove greenmartmediaads?

Our program Malwarebytes can detect and remove this potentially unwanted program.

• Please download Malwarebytes to your desktop.
• Double-click mb3-setup-consumer-{version}.exe and follow the prompts to install the program.
• Then click Finish.
• Once the program has fully updated, select Scan Now on the Dashboard. Or select the Threat Scan from the Scan menu.
• If another update of the definitions 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 greenmartmediaads?

• No, Malwarebytes removes greenmartmediaads completely.

How would the full version of Malwarebytes 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 would have protected you against the greenmartmediaads adware. It would have warned you before the adware could install itself, giving you a chance to stop it before it became too late.

The web protection module also blocks some of the connections the installer tries to make:

Technical details for experts

Possible signs in FRST logs:

 (The Privoxy team - www.privoxy.org) C:\Windows\{computername}_030317\oxy.exe
 (greenmartmediaads) C:\Windows\{computername}_030317\Windebug.exe
 ProxyEnable: [{user SID}] => Proxy is enabled.
 ProxyServer: [{user SID}] => 127.0.0.1:8118
 R2 Telephone; C:\Windows\{computername}_030317\oxy.exe [373248 2016-01-22] (The Privoxy team - www.privoxy.org) [File not signed]
 R2 Windefender; C:\Windows\{computername}_030317\Windebug.exe [3413504 2017-03-03] (greenmartmediaads) [File not signed]
 C:\Windows\{computername}_030317

() C:\Windows\{computername}_030317\mgwz.dll

Alterations made by the installer:

File system details [View: All details] (Selection)
---------------------------------------------------
    Adds the folder C:\Windows\{computername}_030317
       Adds the file config.txt"="3/28/2016 2:22 PM, 407 bytes, A
       Adds the file default.action"="2/7/2016 5:10 AM, 21 bytes, A
       Adds the file default.filter"="2/10/2017 5:09 AM, 108 bytes, A
       Adds the file mgwz.dll"="1/22/2016 3:45 AM, 86528 bytes, A
       Adds the file oxy.exe"="1/22/2016 3:45 AM, 373248 bytes, A
       Adds the file oxy.log"="4/11/2017 12:35 PM, 0 bytes, A
       Adds the file Windebug.exe"="3/3/2017 6:08 AM, 3413504 bytes, A

Registry details [View: All details] (Selection)
------------------------------------------------
    [HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{72B2A04D-03B2-4DE3-9026-2F6C30227602}_is1]
       "DisplayVersion"="REG_SZ", "1.02.1"
    [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\Telephone]
       "Description"="REG_SZ", "Provides Telephony API (TAPI) support for programs that control telephony devices on the local computer and, through the LAN, on servers that are also running the service."
       "DisplayName"="REG_SZ", "Telephone"
       "ErrorControl"="REG_DWORD", 1
       "ImagePath"="REG_EXPAND_SZ, "C:\Windows\{computername}_030317\oxy.exe --service"
       "ObjectName"="REG_SZ", "LocalSystem"
       "Start"="REG_DWORD", 2
       "Type"="REG_DWORD", 16
       "WOW64"="REG_DWORD", 1
    [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\Windefender]
       "Description"="REG_SZ", "Helps protect users from malware and other potentially unwanted software"
       "DisplayName"="REG_SZ", "Win Defender Service"
       "ErrorControl"="REG_DWORD", 1
       "ImagePath"="REG_EXPAND_SZ, "C:\Windows\{computername}_030317\Windebug.exe"
       "ObjectName"="REG_SZ", "LocalSystem"
       "Start"="REG_DWORD", 2
       "Type"="REG_DWORD", 16
       "WOW64"="REG_DWORD", 1
    [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
       "ProxyEnable" = REG_DWORD, 1
       "ProxyServer"="REG_SZ", "127.0.0.1:8118"

Malwarebytes log:

Malwarebytes
www.malwarebytes.com

-Log Details-
Scan Date: 4/11/17
Scan Time: 12:54 PM
Logfile: mbamPrivoxy.txt
Administrator: Yes

-Software Information-
Version: 3.0.6.1469
Components Version: 1.0.96
Update Package Version: 1.0.1704
License: Premium

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

-Scan Summary-
Scan Type: Threat Scan
Result: Completed
Objects Scanned: 326135
Time Elapsed: 1 min, 17 sec

-Scan Options-
Memory: Enabled
Startup: Enabled
Filesystem: Enabled
Archives: Enabled
Rootkits: Disabled
Heuristics: Enabled
PUP: Enabled
PUM: Enabled

-Scan Details-
Process: 2
Adware.Privoxy, C:\WINDOWS\{computername}_030317\OXY.EXE, Quarantined, [1969], [385808],1.0.1704
PUP.Optional.Privoxy, C:\Windows\{computername}_030317\Windebug.exe, Quarantined, [319], [305765],1.0.1704

Module: 3
Adware.Privoxy, C:\WINDOWS\{computername}_030317\OXY.EXE, Quarantined, [1969], [385808],1.0.1704
PUP.Optional.Privoxy, C:\Windows\{computername}_030317\mgwz.dll, Quarantined, [319], [305765],1.0.1704
PUP.Optional.Privoxy, C:\Windows\{computername}_030317\Windebug.exe, Quarantined, [319], [305765],1.0.1704

Registry Key: 3
Adware.Privoxy, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\TELEPHONE, Delete-on-Reboot, [1969], [385808],1.0.1704
Adware.Privoxy, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\NLASVC\PARAMETERS\INTERNET\MANUALPROXIES, Delete-on-Reboot, [1969], [-1],0.0.0
PUP.Optional.Privoxy, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\Windefender, Delete-on-Reboot, [319], [305765],1.0.1704

Registry Value: 8
Adware.Privoxy, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\TELEPHONE|IMAGEPATH, Delete-on-Reboot, [1969], [385808],1.0.1704
Adware.Privoxy, HKU\S-1-5-18\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS|PROXYENABLE, Delete-on-Reboot, [1969], [-1],0.0.0
Adware.Privoxy, HKCU\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS|PROXYENABLE, Delete-on-Reboot, [1969], [-1],0.0.0
Adware.Privoxy, HKCU\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS|PROXYENABLE, Delete-on-Reboot, [1969], [-1],0.0.0
Adware.Privoxy, HKCU\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS|PROXYSERVER, Delete-on-Reboot, [1969], [-1],0.0.0
Adware.Privoxy, HKU\.DEFAULT\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS|PROXYENABLE, Delete-on-Reboot, [1969], [-1],0.0.0
Adware.Privoxy.CNDIRDEL, HKLM\SYSTEM\CURRENTCONTROLSET\SERVICES\WINDEFENDER|DISPLAYNAME, Delete-on-Reboot, [8329], [388524],1.0.1704
PUM.Optional.ProxyHijacker, HKCU\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\INTERNET SETTINGS|PROXYSERVER, Delete-on-Reboot, [12645], [250493],1.0.1704

Registry Data: 0
(No malicious items detected)

Data Stream: 0
(No malicious items detected)

Folder: 1
PUP.Optional.Privoxy, C:\WINDOWS\{computername}_030317, Delete-on-Reboot, [319], [305765],1.0.1704

File: 8
Trojan.Dropper, C:\USERS\{username}\DESKTOP\SETUP.EXE, Delete-on-Reboot, [17], [388284],1.0.1704
Adware.Privoxy, C:\WINDOWS\{computername}_030317\OXY.EXE, Delete-on-Reboot, [1969], [385808],1.0.1704
PUP.Optional.Privoxy, C:\WINDOWS\{computername}_030317\CONFIG.TXT, Delete-on-Reboot, [319], [305765],1.0.1704
PUP.Optional.Privoxy, C:\Windows\{computername}_030317\default.action, Delete-on-Reboot, [319], [305765],1.0.1704
PUP.Optional.Privoxy, C:\Windows\{computername}_030317\default.filter, Delete-on-Reboot, [319], [305765],1.0.1704
PUP.Optional.Privoxy, C:\Windows\{computername}_030317\mgwz.dll, Delete-on-Reboot, [319], [305765],1.0.1704
PUP.Optional.Privoxy, C:\Windows\{computername}_030317\oxy.log, Delete-on-Reboot, [319], [305765],1.0.1704
PUP.Optional.Privoxy, C:\Windows\{computername}_030317\Windebug.exe, Delete-on-Reboot, [319], [305765],1.0.1704

Physical Sector: 0
(No malicious items detected)


(end)

As mentioned before the full version of Malwarebytes 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.