What is Trojan horse?

Trojan horse is not exactly a virus. It is a software application that will only perform its function after being executed by the user.

Sometimes, a Trojan horse hides itself as a folder while in fact, it's a .EXE file. This is to catch the eye of users so they will click and execute it.

Different kinds of Trojan horse are OSX.RSPlug Trojan of Mac operating system, Trojan horse downloader, Trojan horse Generic 9, Trojan horse downloader Adload, Trojan horse generic 6, Trojan horse spyware and Trojan horse Vundo.

After the user executes the file, it will open an alternative means for malicious software such as spyware and adware to infect your PC. After the execution of file the keyloggers will enter from back doors and will pollute files and folders. Keylogger is an explicit software code that has capability of calculating the keyboard stroke, such as username and password for misuse purpose.
Trojan horse infection comes from downloading the program themselves or its being downloaded into their system stealthily. For example, you are looking for some paid program on Google that converts into video format.
Trojan horse is a rouge application code that shut downs the performance of PC. Some of the hazardous affects of Trojan horse are-
• Repeated system reboot
• Slow work efficiency of system
• Uncertain system crash
• Unexpected termination of application programs
• Delay’s in program opening and close
• Sound disabilities in speakers
Trojan horse is a system deadly application code and has to be removed to prevent unnecessary changes in system performance. Consider the steps for removal of Trojan horse-
STEP 1: Disable System Restore feature on your PC. System Restore, if enabled will restore all deleted files containing Trojan horse. Go to “My computers”, click on performance and select File system and then, Disable System Restore.
STEP 2: Reboot your PC in safe mode by persistently pressing the F8 key.
STEP 3: Go to start, click on “Control panel” and then, click on ADD\REMOVE Programs. It will show you list of programs containing Spyware and adware. Select the Remove program option.
STEP 4: In Windows System Folder delete all the files that contains Trojan virus extension.
Trojan horse is an explicit source code that alters the efficiency of PC. To prevent your system from getting affected with Trojan horse install antivirus security program such as McAfee Premium.

Computer Viruses

Now days scenario is this the virus removal seems everywhere, and infecting more people than normal. And last few months I have seen more infections from virus that I have never seen in past ten years.

I doesn’t matter what kind of antivirus you are using, they often can’t protect you. So it shows we have need to take some step to avoid infection, as well as be proactive in how you approach your computer use in avoiding viruses.

So first of think about it from where these virus come and need to care full about it. So most of computer infections come from email programs. Be very careful whenever you are receiving a file through email you shouldn’t open it if it sees doubtful, don’t open. And second thing from where these kind of infections is website also so be care ful about whenever you are surfing any site. Many users have been making the transition from Microsoft Internet Explorer, and moving to Mozilla Firefox. It's a great program that gets awesome reviews because most virus built to work only with IE so that Firefox block that virus.

And third point whenever you downloaded illegal software so don’t download illegal softwareBy simply being a little more suspicious with your computer as well as avoiding problem spots as mentioned above you should be able to avoid most computer virus issues. Best of luck and keep virus free.