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Get rid of Ultimate Defender and UDefender_Installer.exe

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Threat's dossier

Threat indicator: HIGH
 Name of the threat: Ultimate Defender
Command or file name: UDefender_Installer.exe
Threat type: Spyware\adware
Affected OS: Win32 (Windows 9x, Windows XP, Windows Vista)

Ways for invasion

The ingressed threat makes its copy on your computer and launches Ultimate Defender system process using the names similar to UDefender_Installer.exe or Ultimate Defender. It initiates a creation of new startup key under the name Ultimate Defender and value UDefender_Installer.exe.

If you need more information about UDefender_Installer.exe you should contact to us with the form above .

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Manual solution of Ultimate Defender problem

In order to make progress in getting rid of UDefender_Installer.exe manually you should delete all files assosiated with Ultimate Defender infection, including destruction of its registry keys and invalid DLLs. It is also recommended to delete files with names similar to Ultimate Defender from startup list. Sometimes Ultimate Defender can corrupt DLLs that can become a cause of unstability of your Windows. You will have to recover it from distribution to make it work correctly.To get rid of this threat, be assured to follow next points:

1. Destroy the malicious process and all associated files:

no information

Notification: Be careful while deleting anything from system files. This is dangerous to destroy a valid process that can carry result in Windows disfunction. It is a cute trick of malware to hide behind valid files and use some names similar to the ones DLLs use. To escape unpredictable results we suggest you to use Removal Tool to ensure your system.

2. Destroy all assosiated malware:

• %programfiles%\Ultimate Defender\
• %programfiles%\.127925546434531250\
• %profile%\.127925546469531250\
• %startmenu%\.127925546469531250\
• %profile%\.127925546469843750\
• %startmenu%\.127925546470000000\
• %startmenu%\ultimate defender\
• %appdata%\ultimate defender\
• %appdata%\ultimate defender\logs\
• %autostart% \Ultimate Defender\

3. Clean up all infected registry keys and\or values:

  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Ultimate Defender
    Value: DisplayName
  • Key: Software\Ultimate Defender
    Value: info
  • Key: SOFTWARE\Ultimate Defender\Updates
    Value: Check
  • Key: CLSID\{5A3E97DD-2A08-48BC-8F43-C0DEABC90266}\InprocServer32
    Value: ThreadingModel
  • Key: Software\Microsoft\Code Store Database\Distribution Units\{00000000-0000-0000-0000-100005000004}\InstalledVersion
  • Key: Software\Ultimate Defender\Settings\LastSchedule
  • Key: Software\Ultimate Defender\Settings\LastScheduleUpdate
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ultimate Defender.install
  • Key: CLSID\{44493040-E2E3-A4C5-C9B3-0AC28DA1C4A8}\InprocServer32
    Value: ThreadingModel
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{13873A33-9CEB-4C59-BF29-9608695E6430}
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{44493040-E2E3-A4C5-C9B3-0AC28DA1C4A8}
  • Key: Software\Microsoft\Code Store Database\Distribution Units\{00000000-0000-0000-0000-100005000004}
    Value: Installer
  • Key: Software\Microsoft\Code Store Database\Distribution Units\{00000000-0000-0000-0000-100005000004}\Contains
  • Key: Software\Microsoft\Code Store Database\Distribution Units\{00000000-0000-0000-0000-100005000004}\DownloadInformation
    Value: CODEBASE
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ultimate Defender
  • Key: SOFTWARE\AdwareDisableKey4
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Run\7692dabe.exe
  • Key: CLSID\{04AFB245-196C-3FFB-AA4B-093DBFF00105}\InprocServer32
  • Key: SOFTWARE\Classes\CLSID\{04AFB245-196C-3FFB-AA4B-093DBFF00105}
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{04AFB245-196C-3FFB-AA4B-093DBFF00105}
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleTime
  • Key: Software\Ultimate Defender\Scan
    Value: Options
  • Key: Software\Ultimate Defender\Scan\Folders
  • Key: Software\Ultimate Defender\Shield
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints
  • Key: Software\Ultimate Defender\Shield\Internet Agents Checkpoints
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Browser Helper Objects
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer Security Settings
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer URLs
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Startup Files
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Startup Registry Files
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\URL Search Hooks
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Internet Agents Checkpoints\Internet Proxy Server
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Internet Agents Checkpoints\Name Server Protection
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Explorer Trojan
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Shared TaskScheduler
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Shell Service Object Delay Load
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\User Shell Folders
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\WOW Boot Shell
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Windows Directory Trojans
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Windows Hosts File
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Windows Shell Execute Hooks
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Winlogon Shell
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Winlogon Userinit
    Value: Options
  • Key: Software\Ultimate Defender
    Value: Version
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleOptions
  • Key: Software\Ultimate Defender\Settings
    Value: tipDay
  • Key: Software\Ultimate Defender\Settings
    Value: tipN
  • Key: Software\Ultimate Defender
    Value: State
  • Key: Software\Ultimate Defender
    Value: remind_at
  • Key: Software\Ultimate Defender
    Value: TotalRuns
  • Key: Software\Ultimate Defender
    Value: TotalDetected
  • Key: Software\Ultimate Defender
    Value: LastRun
  • Key: Software\Ultimate Defender
    Value: hide
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Application Restrictions
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Disable Regedit Policy
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\IE Reset Web Settings
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer 3rd Party Cookies
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer Explorer Bars
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer Extensions
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer Menu Extension
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer Plugins
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer Restrictions
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer Security Zones
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer ShellBrowser
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer Toolbars
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer Trusted Sites
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Application Agent Checkpoints\Internet Explorer WebBrowser
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Internet Agents Checkpoints\Dialup Connection
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Internet Agents Checkpoints\Internet Trusted Sites
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Internet Agents Checkpoints\TCPIP Parameters
    Value: Options
  • Key: Software\Ultimate Defender\Shield\Internet Agents Checkpoints\Winsock Layered Service Providers
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Active Desktop
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\AppInit DLLs
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Approved Shell Extensions
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Context Menu Handler
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Control.ini Policy
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Ini File Mapping
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Windows Extensions
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Windows Password Protection
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Windows Protocols
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Windows Restrict Anonymous
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Windows Services
    Value: Options
  • Key: Software\Ultimate Defender\Shield\System Agent Checkpoints\Windows Update Service
    Value: Options
  • Key: Software\Ultimate Defender\Settings
    Value: Options
  • Key: Software\Ultimate Defender\Settings
    Value: SchedulePeriod
  • Key: Software\Ultimate Defender\Settings
    Value: ProxyPort
  • Key: Software\Ultimate Defender\Settings
    Value: Hotkey
  • Key: Software\Ultimate Defender\Settings
    Value: HotkeyUrgentHiddenCleaning
  • Key: Software\Ultimate Defender\Settings
    Value: ProxyAddress
  • Key: Software\Ultimate Defender\Settings
    Value: rectWindow
  • Key: Software\Ultimate Defender
    Value: id
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Ultimate Defender
    Value: UninstallString
  • Key: SOFTWARE\Ultimate Defender\Updates
    Value: Download
  • Key: SOFTWARE\Ultimate Defender\Updates
    Value: Reinstall
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %content-length%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %content-md5%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %lang%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %t%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %wmid%
  • Key: Software\Ultimate Defender
    Value: pstatus
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %content-length%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %content-md5%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %pwebmid%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %wmid%
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleTime
  • Key: Software\Ultimate Defender
    Value: remind_at
  • Key: Software\Ultimate Defender
    Value: TotalDetected
  • Key: Software\Ultimate Defender
    Value: LastRun
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\ShellExecuteHooks
    Value: {5A3E97DD-2A08-48BC-8F43-C0DEABC90266}
  • Key: Software\\Classes\\CLSID\\{14306DB1-0897-1033-0729-050729050002}
    Value: Request
  • Key: Software\Microsoft\Code Store Database\Distribution Units\{00000000-0000-0000-0000-100005000004}
    Value: SystemComponent
  • Key: Software\Ultimate Defender
    Value: id
  • Key: SOFTWARE\Ultimate Defender
    Value: lis
  • Key: SOFTWARE\Ultimate Defender
    Value: _isLocal
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %pwebmid%
  • Key: Software\Ultimate Defender
    Value: hide
  • Key: Software\Microsoft\Windows\CurrentVersion\Uninstall\Y1123Oin
    Value: DisplayName
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\Stats\{66FE9168-632E-3015-2202-07C4E828C591}\iexplore
    Value: Type
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\Stats\{66FE9168-632E-3015-2202-07C4E828C591}\iexplore
    Value: Count
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\Stats\{66FE9168-632E-3015-2202-07C4E828C591}\iexplore
    Value: Time
  • Key: Software\Ultimate Defender
    Value: Version
  • Key: Software\Ultimate Defender\Settings
    Value: tipDay
  • Key: Software\Ultimate Defender
    Value: remind_at
  • Key: Software\Ultimate Defender
    Value: TotalDetected
  • Key: Software\Ultimate Defender
    Value: LastRun
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %$%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %content-length%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %content-md5%
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleTime
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\Stats\{44493040-E2E3-A4C5-C9B3-0AC28DA1C4A8}\iexplore
    Value: Type
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\Stats\{44493040-E2E3-A4C5-C9B3-0AC28DA1C4A8}\iexplore
    Value: Count
  • Key: SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\Stats\{44493040-E2E3-A4C5-C9B3-0AC28DA1C4A8}\iexplore
    Value: Time
  • Key: Software\Ultimate Defender
    Value: Version
  • Key: Software\Ultimate Defender\Settings
    Value: Options
  • Key: Software\Ultimate Defender\Settings
    Value: rectWindow
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleTime
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleOptions
  • Key: Software\Ultimate Defender\Settings
    Value: tipDay
  • Key: Software\Ultimate Defender\Settings
    Value: tipN
  • Key: Software\Ultimate Defender
    Value: remind_at
  • Key: Software\Ultimate Defender
    Value: TotalDetected
  • Key: Software\Ultimate Defender
    Value: LastRun
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %content-length%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %content-md5%
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %wmid%
  • Key: Software\Ultimate Defender
    Value: Version
  • Key: Software\Ultimate Defender\Settings
    Value: tipDay
  • Key: Software\Ultimate Defender\Settings
    Value: Options
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleOptions
  • Key: Software\Ultimate Defender
    Value: remind_at
  • Key: Software\Ultimate Defender
    Value: LastRun
  • Key: Software\Ultimate Defender
    Value: id
  • Key: Software\Ultimate Defender
    Value: remind_at
  • Key: Software\Ultimate Defender
    Value: LastRun
  • Key: Software\Ultimate Defender
    Value: id
  • Key: Software\Ultimate Defender
    Value: Version
  • Key: SOFTWARE\Ultimate Defender\Scripts\Variables
    Value: %content-md5%
  • Key: Software\Ultimate Defender\Settings
    Value: tipN
  • Key: Software\Ultimate Defender
    Value: remind_at
  • Key: Software\Ultimate Defender
    Value: LastRun
  • Key: Software\Ultimate Defender
    Value: remind_at
  • Key: Software\Ultimate Defender
    Value: LastRun
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleOptions
  • Key: Software\Ultimate Defender
    Value: eMail
  • Key: Software\Ultimate Defender
    Value: code
  • Key: SOFTWARE\Ultimate Defender
    Value: info
  • Key: SOFTWARE\Ultimate Defender
    Value: Version
  • Key: SOFTWARE\Ultimate Defender
    Value: pstatus
  • Key: SOFTWARE\Ultimate Defender
    Value: lis
  • Key: Software\Ultimate Defender\Settings
    Value: Options
  • Key: Software\Ultimate Defender\Settings
    Value: ProxyPort
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleTime
  • Key: Software\Ultimate Defender\Settings
    Value: ScheduleOptions
  • Key: Software\Ultimate Defender\Settings
    Value: tipDay
  • Key: Software\Ultimate Defender\Settings
    Value: tipN
  • Key: Software\Ultimate Defender
    Value: State

Notification: It is unsafe to make any changes amongst registry entries when you are not sure what to do. It is strongly recommended to keep out of them. You should only delete registry entries using professional guidance. If you use Removal Tool you will have no need in manual changes in Registry.

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