Threat Explorer

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PUA.AppGraffiti

PUA.AppGraffiti

Updated:
June 08, 2015
Name:
AppGraffiti
Risk Impact:
Low
Systems Affected:
Windows

Behavior

PUA.AppGraffiti is a potentially unwanted application that displays advertisements in browsers.

Note: Definitions prior to June 8, 2015 may detect this threat as AppGraffiti.

Antivirus Protection Dates

  • Initial Rapid Release version October 02, 2014 revision 022
  • Latest Rapid Release version September 22, 2016 revision 004
  • Initial Daily Certified version September 23, 2014 revision 003
  • Latest Daily Certified version September 22, 2016 revision 025
  • Initial Weekly Certified release date September 24, 2014
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
PUA.AppGraffiti is a potentially unwanted application that displays advertisements in browsers.

PUA.AppGraffiti works as a Browser Helper Object (BHO) in Internet Explorer, an extension in Chrome, and an add-on in Firefox.

Once executed, the program creates the following files:
  • %ProgramFiles%\AppGraffiti\AppGraffiti.dll
  • %ProgramFiles%\AppGraffiti\AppGraffiti.exe
  • %ProgramFiles%\AppGraffiti\config.dat
  • %ProgramFiles%\AppGraffiti\unins000.dat
  • %ProgramFiles%\AppGraffiti\unins000.exe
  • %ProgramFiles%\AppGraffiti\unins000.msg
  • %SystemDrive%\Documents and Settings\All Users\Start Menu\AppGraffiti\Uninstall AppGraffiti.lnk
  • %UserProfile%\Application Data\AppGraffiti\config.ini
  • %UserProfile%\Application Data\Mozilla\Firefox\Profiles\esuurfjq.default\extensions\AppGraffiti@AppGraffiti.com\chrome\AppGraffiti.jar
  • %UserProfile%\Application Data\Mozilla\Firefox\Profiles\esuurfjq.default\extensions\AppGraffiti@AppGraffiti.com\chrome.manifest
  • %UserProfile%\Application Data\Mozilla\Firefox\Profiles\esuurfjq.default\extensions\AppGraffiti@AppGraffiti.com\ini.xml
  • %UserProfile%\Application Data\Mozilla\Firefox\Profiles\esuurfjq.default\extensions\AppGraffiti@AppGraffiti.com\install.rdf
  • %UserProfile%\Application Data\Mozilla\Firefox\Profiles\esuurfjq.default\extensions\AppGraffiti@AppGraffiti.com\install.xml
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\background.html
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\img\128x128.png
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\img\16x16.png
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\img\48x48.png
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\js\background.js
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\js\craigslist.js
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\js\facebook.js
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\js\getevent.js
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\js\twitter.js
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\manifest.json
  • %UserProfile%\Application Data\Google\Chrome\User Data\Default\Extensions\pnfpiloeokbmdglaeaaebikkehpcjjma\1.0.2.4_0\_metadata\verified_contents.json

It then creates the following registry entries:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\"InprocServer32" = "C:\PROGRA~1\APPGRA~1\APPGRA~1.DLL"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\InprocServer32\"ThreadingModel" = "Apartment"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\"Implemented Categories" = ""
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\"{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}" = "AppGraffiti"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{CC99A798-FD3D-4AB4-969E-6071612524F9}\"Version" = "1.0"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{CC99A798-FD3D-4AB4-969E-6071612524F9}\"TypeLib" = "{DB02BC6B-B0F0-4074-99E6-884B70FCB6AE}"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{CC99A798-FD3D-4AB4-969E-6071612524F9}\"ProgID" = "AppGraffiti.AppGraffitiJS"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{CC99A798-FD3D-4AB4-969E-6071612524F9}\"InprocServer32" = "C:\PROGRA~1\APPGRA~1\APPGRA~1.DLL"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{CC99A798-FD3D-4AB4-969E-6071612524F9}\InprocServer32\"ThreadingModel" = "Apartment"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\"{CC99A798-FD3D-4AB4-969E-6071612524F9}" = "AppGraffiti"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{022C9F90-2E96-47D6-A971-107650154563}\"TypeLib" = "{DB02BC6B-B0F0-4074-99E6-884B70FCB6AE}"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{022C9F90-2E96-47D6-A971-107650154563}\TypeLib\"Version" = "1.0"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{022C9F90-2E96-47D6-A971-107650154563}\"ProxyStubClsid32" = "{00020424-0000-0000-C000-000000000046}"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{022C9F90-2E96-47D6-A971-107650154563}\"ProxyStubClsid" = "{00020424-0000-0000-C000-000000000046}"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\"{022C9F90-2E96-47D6-A971-107650154563}" = "IAppGraffitiJS"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{DB02BC6B-B0F0-4074-99E6-884B70FCB6AE}\1.0\0\"win32" = "%ProgramFiles%\AppGraffiti\AppGraffiti.dll"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{DB02BC6B-B0F0-4074-99E6-884B70FCB6AE}\1.0\"HELPDIR" = "%ProgramFiles%\AppGraffiti\"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{DB02BC6B-B0F0-4074-99E6-884B70FCB6AE}\1.0\"FLAGS" = "0"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{DB02BC6B-B0F0-4074-99E6-884B70FCB6AE}\"1.0" = "AppGraffiti Library"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppGraffiti.AppGraffitiJS\"Clsid" = "{CC99A798-FD3D-4AB4-969E-6071612524F9}"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\"AppGraffiti.AppGraffitiJS" = "AppGraffitiJS Object"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{ECCA77AD-EF06-4650-B6FC-7A0E90687EB4}\"AppName" = "AppGraffiti.exe"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{ECCA77AD-EF06-4650-B6FC-7A0E90687EB4}\"AppPath" = "%ProgramFiles%\AppGraffiti"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{ECCA77AD-EF06-4650-B6FC-7A0E90687EB4}\"Policy" = "3"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\"NoExplorer" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\"AppGraffiti" = ""%ProgramFiles%\AppGraffiti\AppGraffiti.exe""
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\Inno Setup\"Setup Version" = "5.3.8 (a)"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\Inno Setup\"App Path" = "%ProgramFiles%\AppGraffiti"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"InstallLocation" = "%ProgramFiles%\AppGraffiti\"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\Inno Setup\"Icon Group" = "AppGraffiti"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\Inno Setup\"User" = "Windows"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\Inno Setup\"Language" = "en"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"DisplayName" = "AppGraffiti"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"DisplayIcon" = "%ProgramFiles%\AppGraffiti\AppGraffiti.exe"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"UninstallString" = ""%ProgramFiles%\AppGraffiti\unins000.exe""
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"QuietUninstallString" = ""%ProgramFiles%\AppGraffiti\unins000.exe" /SILENT"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"DisplayVersion" = "1.1.0.70"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"Publisher" = "Omega Partners LTD"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"URLInfoAbout" = "http://www.appgraffiti.com/"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"HelpLink" = "http://www.appgraffiti.com/help.aspx"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"URLUpdateInfo" = "http://www.appgraffiti.com/"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"NoModify" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"NoRepair" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"InstallDate" = "20140715"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"MajorVersion" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"MinorVersion" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}_is1\"EstimatedSize" = "D35"
  • HKEY_LOCAL_MACHINE\SOFTWARE\AppGraffiti\"TUID" = "332979705366386015"
  • HKEY_LOCAL_MACHINE\SOFTWARE\AppGraffiti\"TBID" = "60900"
  • HKEY_LOCAL_MACHINE\SOFTWARE\AppGraffiti\"Update_URL" = "http://dnl.appgraffiti.com/cr_config.asmx/GetGRAFFXMLENC2014?i=%tbid%&t=%tuid%&s=%subid%&v=%vers%&be=%be%&bt=%bt%"
  • HKEY_LOCAL_MACHINE\SOFTWARE\AppGraffiti\"DefaultUI_URL" = "http://www.appgraffiti.com/app/ui.aspx?type=1&img=http%3a%2f%2fwww.appgraffiti.com%2fcms%2fimgfolder%2fFBL_img_104.jpg&color1=000000&color2=&color3=&color4=&attachment=&gap=0&repeat=&tbid=%tbid&a=%a"
  • HKEY_LOCAL_MACHINE\SOFTWARE\AppGraffiti\"Confirm_URL" = "http://www.appgraffiti.com/conf.aspx?tbid=%tbid"
  • HKEY_LOCAL_MACHINE\SOFTWARE\AppGraffiti\"InstallDateTime" = "[DATE AND TIME]"
  • HKEY_LOCAL_MACHINE\SOFTWARE\AppGraffiti\"SETTRAY" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\AppGraffiti\"FF_INSTALL_IN" = "%UserProfile%\Application Data\Mozilla\Firefox\Profiles\esuurfjq.default\"
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Internet Explorer\Approved Extensions\"{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}" = [HEXADECIMAL VALUE]
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Windows\CurrentVersion\Ext\Settings\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\"Flags" = "400"
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\iexplore\"Type" = "3"
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\iexplore\"Flags" = "0"
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\iexplore\"Count" = "2"
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\iexplore\"Time" = "[BINARY DATA]"
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\iexplore\"LoadTimeArray" = "[BINARY DATA]"
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\iexplore\"NavTimeArray" = "[BINARY DATA]"
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{CC99A798-FD3D-4AB4-969E-6071612524F9}\iexplore\"Flags" = "4"
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\AppGraffiti\"EPMCHECK" = "1"

The program also creates the following registry subkeys:
  • HKEY_LOCAL_MACHINE\SOFTWARE\AppGraffiti
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{CC99A798-FD3D-4AB4-969E-6071612524F9}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{CC99A798-FD3D-4AB4-969E-6071612524F9}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{CC99A798-FD3D-4AB4-969E-6071612524F9}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{CC99A798-FD3D-4AB4-969E-6071612524F9}\Implemented Categories
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6F6A5334-78E9-4D9B-8182-8B41EA8C39EF}
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\AppGraffiti
  • HKEY_USER\S-1-5-21-3598304965-2135194631-3668321749-1001\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{CC99A798-FD3D-4AB4-969E-6071612524F9}\iexplore\AllowedDomains\*

The program injects JavaScript into the following Web pages if viewed using Internet Explorer, Chrome, or Firefox:
  • facebook.com
  • twitter.com
  • craigslist.com
  • craigslist.org

The JavaScript will perform the following actions:
  • Add a toolbar
  • Allow the user to change the layout of the current Web page
  • Display advertisements in the current Web page



The program connects to the following remote location to retrieve the advertisements it displays in the browser:
  • http://as.appgraffiti.com/slotshow.aspx

The program may also download updates.
You may have arrived at this page either because you have been alerted by your Symantec product about this risk, or you are concerned that your computer has been affected by this risk.

Before proceeding further we recommend that you run a full system scan . If that does not resolve the problem you can try one of the options available below.



FOR NORTON USERS
If you are a Norton product user, we recommend you try the following resources to remove this risk.


Removal Tool

If you have an infected Windows system file, you may need to replace it using the Windows installation CD .


How to reduce the risk of infection
The following resources provide further information and best practices to help reduce the risk of infection.


FOR BUSINESS USERS
If you are a Symantec business product user, we recommend you try the following resources to remove this risk.


Identifying and submitting suspect files
Submitting suspicious files to Symantec allows us to ensure that our protection capabilities keep up with the ever-changing threat landscape. Submitted files are analyzed by Symantec Security Response and, where necessary, updated definitions are immediately distributed through LiveUpdate™ to all Symantec end points. This ensures that other computers nearby are protected from attack. The following resources may help in identifying suspicious files for submission to Symantec.


Removal Tool

If you have an infected Windows system file, you may need to replace it using the Windows installation CD .


How to reduce the risk of infection
The following resource provides further information and best practices to help reduce the risk of infection.
Protecting your business network



MANUAL REMOVAL
The following instructions pertain to all current Symantec antivirus products.


1. Performing a full system scan
How to run a full system scan using your Symantec product


2. Restoring settings in the registry
Many risks make modifications to the registry, which could impact the functionality or performance of the compromised computer. While many of these modifications can be restored through various Windows components, it may be necessary to edit the registry. See in the Technical Details of this writeup for information about which registry keys were created or modified. Delete registry subkeys and entries created by the risk and return all modified registry entries to their previous values.