What does Backdoor.UltimateDefender does?

Backdoor.UltimateDefender is a software program that gives an attacker unauthorized access to a machine and the means for remotely controlling the machine without the user’s knowledge. Backdoor.UltimateDefender compromises system integrity by making changes to the system that allow it to be used by the attacker for malicious purposes unknown to the user.

Backdoor.Win32.UltimateDefender. is known to be created as:

%System%\beep.sys

%System%\dllcache\beep.sys

%System%\dllcache\figaro.sys

Other Names of Backdoor.UltimateDefender

• VirTool:WinNT/Xantvi.gen!A [Microsoft]
• Mal/FakeAle-C [Sophos]
• Hacktool.Rootkit [Symantec]
• Rootkit.Renos.Gen.11 [PC Tools]
• NTRootKit-AC [McAfee]
• FakeAlert-C.dr [McAfee]
• Adware.Agent.ZO [PC Tools]
• not-a-virus:.FraudTool.Win32.UltimateDefender.cm [Ikarus]
• Trojan.Virantix.C [Symantec]
• not-a-virus:FraudTool.Win32.UltimateDefender.cm [Kaspersky Lab]
• Troj/KillAV-EM [Sophos]
• TROJ_ROOTKIT.CY [Trend Micro]
• VirTool:WinNT/Xantvi.A [Microsoft]
• Troj/Agent-HHC [Sophos]
• TROJ_RENOS.AKQ [Trend Micro]
• Hacktool.Rootkit!sd6 [PC Tools]
• Backdoor.UltimateDefender!sd6 [PC Tools]
• Backdoor.Win32.Small.gjm [Kaspersky Lab]
• Downloader.MisleadApp [Symantec]
• not-a-virus:Downloader.Win32.Agent.bs [Kaspersky Lab]
• Troj/FakeAle-DQ [Sophos]
• TROJ_VIRANTIX.BP [Trend Micro]
• TROJ_VIRANTIX.C [Trend Micro]
• Trojan-Dropper.Win32.Agent.xsb [Kaspersky Lab

Recommendation:

If you have got any trace of Backdoor.UltimateDefender on your system, we suggest you to take immediate steps for its detection and removal from your system.

Free Scan for Backdoor.UltimateDefender

What is a Backdoor threat like Backdoor.UltimateDefender?

A backdoor is a method of bypassing normal authentication, securing remote access to a computer, obtaining access to plaintext, and so on, while attempting to remain undetected. Usually a backdoor lies in the program code and is created by a programmer. Backdoors in your computer may be accessed by attackers without your knowledge or consent. Backdoors are considered to be real security threats.

How your system gets infected with Backdoors like Backdoor.UltimateDefender?

There are many ways your computer could get infected with Backdoors. Backdoors can come bundled with shareware or other downloadable software. Another method of distributing Backdoors involves tricking you by displaying deceptive pop-up ads that may appear as regular Windows notifications with links which look like buttons reading Yes and No. No matter which "button" that you click on, a download starts, installing Backdoors on your system. Backdoors like Backdoor.UltimateDefender install on your computer through a trojan and may infect your system without your knowledge or consent.

What damage can a Backdoor threat like Backdoor.UltimateDefender make?

Backdoors may attempt to change your computer's desktop, hijack your browser, monitor your Internet browsing activities, change system files, and can do this without your knowledge or permission. Therefore, it is strongly recommended to remove all traces of Backdoors from your computer.

How to remove Backdoor like Backdoor.UltimateDefender?

Removal of Backdoors like Backdoor.UltimateDefender is extremely important. You may find instructions on some website for the manual removal of Backdoors like Backdoor.UltimateDefender, but many times these Backdoors re-surface after you get rid of them manually. It is best to take help of a professional software so as to completely remove Backdoors like Backdoor.UltimateDefender from your system.

Additional Resources related to Backdoor.UltimateDefender: