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Danger level 7
Type: Trojans

Backdoor.Isnup.A

Backdoor.Isnup.A is a malicious backdoor Trojan that you are better off never having, anywhere near your computer. Backdoor.Isnup.A may enter your computer without your knowledge or consent and will only cause you many unwanted computer problems.

Backdoor.Isnup.A may go by the following names:
• Backdoor.Isnup
• BackdoorIsnup
• Backdoor Isnup
• Backdoor.IsnupA
• Backdoor.Isnup A

Backdoor.Isnup.A may display some of the following symptoms:
• Information may be added to your windows registry.
• Strange things may happen from IRC.
• You may start getting files appearing and disappearing all over your computer.
• The performance of your computer may start decreasing in speed.
• It may seem like somebody is taking control of your machine.
• Your entire computer system may start malfunctioning.

Backdoor.Isnup.A is actually able to open a back door in your computer. This will enable a malicious online attacker to take total control over your computer, with the use of the popular Internet Related Chat (IRC) program. Another alarming factor to acknowledge is that Backdoor.Isnup.A is also able to update itself without your knowledge or consent.Backdoor.Isnup.A may enable malicious online attackers to be able to gain access to all your personal information as well as to all your passwords. This ultimately means that Backdoor.Isnup.A may cause you to be the next victim of a big cybercrime or of identity theft.

Backdoor.Isnup.A is not something that you want to try and removal manually due to the factor that it is extremely difficult and you run the risk of damaging your machine, if you do something incorrectly. It is suggested to make use of the automatic removal process, with a decent application tool that does it all for you. At the end of the day Backdoor.Isnup.A is something that needs to get removed as soon as it is detected. In order to prevent any further negative ramifications, it needs to go away fast. It is better not to mess around with files, folders and registry keys unless you have experience as well as knowledge and know what you are doing. Remember that no matter what name Backdoor.Isnup.A may go by it still, does the same degree of damage.

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How to manually remove Backdoor.Isnup.A

Files associated with Backdoor.Isnup.A infection:

ntuser_mssec.exe
msupdt.exe
msupdt.exe

Backdoor.Isnup.A processes to kill:

ntuser_mssec.exe
msupdt.exe
msupdt.exe

Remove Backdoor.Isnup.A registry entries:

HKEY_LOCAL_MACHINESOFTWAREMICROSOFTWINDOWSNTCURRENTVERSIONWINLOGONUSERINIT userinit
HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWSNT\CURRENTVERSION\WINLOGON\USERINIT\ userinit
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