What is is a computer infection else known as Trojan:Win32/Sirefef.AN or Trojan.Win32.Alureon. It means that this computer threat is extremely dangerous as it is a component of both Trojan Sirefef and Trojan Alureon families of computer infections. Both, Sirefef and Alureon are data-stealing Trojans, so if you are infected with, it means that there is a high chance that malicious programs are surveying you and your sensitive financial data is being stolen. You have to remove and other dangerous infections from your computer right now; otherwise you would suffer terrible consequences.

What does do?

The behavior of depends on what the hacker intends the Trojan to do, but most of the time it makes use of rootkits in order to hide its presence from you and from built-in computer security applications. Therefore, in order to protect yourself from cyber criminals, you need to perform regular PC scans with a legitimate antimalware tool. Run a full system scan with SpyHunter free scanner to check whether you are infected or not, and if you are, invest in a powerful computer safeguard application to remove automatically.

Were you to allow to stay on your PC, this malicious component could cause a real havoc in your system. If it comes with the Alureon family, it may help to intercept incoming and outgoing Internet traffic, thus getting a hold of your financial information such as banking logins and passwords.

What is more, if the you have is related to Sirefef family of Trojans, you may experience an onslaught of pop-up ads that urge you to visit a number of websites, so that cyber criminals could earn money via pay-per-click advertising. All in all, the Trojans may perform a number of malicious actions on your PC, so you need to remove all of the infections at once.

How to remove

There are two ways to remove a Trojan – manual and automatic. Manual removal involves removing all the Trojan files, processes and registry entries on your own. However, since is known to make use of rootkits, it is not recommended for you to try the manual removal unless you are a computer expert, because it is possible to accidentally delete important system files, and if the removal is not complete, can regenerate.

Therefore, it would be for the best to acquire a computer security program and remove automatically. Keep in mind, that Trojans arrive in groups, so by removing, you would also take care of other possible infections plaguing your system. Do not hesitate and deal with this infection today.

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