Emsisoft New Malware Blog » GreatDefender http://www.anti-malware-blog.com Just another WordPress weblog Wed, 25 Jan 2012 06:47:18 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 GreatDefender Adware Removal Instructions http://www.anti-malware-blog.com/2009/12/30/greatdefender-adware-removal-instructions/ http://www.anti-malware-blog.com/2009/12/30/greatdefender-adware-removal-instructions/#comments Wed, 30 Dec 2009 18:47:26 +0000 emsi http://www.anti-malware-blog.com/?p=279 The Emsi Software malware research team has discoverd a new outbreak of the GreatDefender adware. a-squared Anti-Malware detects this malware as Adware.Win32.GreatDefender.

GreatDefender, come from hxxp://www.greatdefender.com, is a rogue scanner program, it shows a fake security center window, shows misleading scan results and fake security alerts. The author of GreatDefender also made APCProtect, ProtectPcs, SysDefence, TheDefend, GuardPcs, IGuardPc, SiteAdware, AntiTroy, AntiKeep, AntiAdd, RESpyWare, REAnti, KeepCop, SecureKeeper, LinkSafeness, AntiAid, SystemFighter, SystemVeteran, BlockProtector, BlockKeeper, BlockScanner, BlockWatcher, SoftStronghold, ShieldSafeness, SoftVeteran, SoftSoldier,  SoftCop, TrustFighter, TrustSoldier, SafeFighter, SecureVeteran, etc. To further convince victims, GreatDefender will also create numerous junk files with random names on your computer that will be detected as malware when the program scans your computer, but will not allow you to remove them until you purchase it.

Create new files and directories:

  • %ProgramFiles%\GreatDefender Software\GreatDefender\GreatDefender.exe
  • %ProgramFiles%\GreatDefender Software\GreatDefender\main_config.xml
  • %ProgramFiles%\GreatDefender Software\GreatDefender\uninstall.exe
  • %AllUsersProfiles%\Desktop\GreatDefender.lnk
  • %AllUsersProfiles%\Start Menu\Programs\GreatDefender\2 Homepage.lnk
  • %AllUsersProfiles%\Start Menu\Programs\GreatDefender\3 Uninstall.lnk
  • %AllUsersProfiles%\Start Menu\Programs\GreatDefender\1 GreatDefender.lnk
  • %UserProfile%\Cookies\userdemo@greatdefender[1].txt

Create new registry entries:

  • HKEY_LOCAL_MACHINE\software\GreatDefender
  • HKEY_LOCAL_MACHINE\software\microsoft\Windows\CurrentVersion\Uninstall\GreatDefender
  • HKEY_CURRENT_USER\software\GreatDefender
  • HKEY_LOCAL_MACHINE\software\microsoft\Windows\CurrentVersion\Run, “GreatDefender”
  • HKEY_CURRENT_USER\software\Microsoft\Windows\CurrentVersion\Run, “GreatDefender”

Screenshots:

How to remove the infection of GreatDefender (Adware.Win32.GreatDefender)?

To delete this malware infection, please download and install a-squared Anti-Malware. Run a full scan on all drives and move all detected items to the quarantine.

]]> http://www.anti-malware-blog.com/2009/12/30/greatdefender-adware-removal-instructions/feed/ 0