It is a common notion that every virus or worm is same in nature. However, change this thought as every virus or Trojan horse is different as well as may affect you differently. Basically torjan virus is a malware that infects your computer system and pose a great threat to the personal data.
Generally, it is quite difficult to get rid of Trojan virus. However, what you need to do is first of all avail a proper security system for your computer. Download or purchase a nice and well-known anti-virus or anti-malware software on your system and update it. Regular updates will keep your anti-virus well up-to-date and hence, your system will not be exposed to new viruses and Trojan viruses.
Thoroughly check your system by running scan through anti-virus or anti-malware window. Your system may get a bit slow, but don’t worry it would be a temporary process and won’t take long. After your system is completely scanned, check for the detections. Most of the programs prompt for an action while the Trojan virus is found. You must select delete option to completely remove the virus from your system.
Try to not open the websites that may be potentially harmful. Sometimes, your software may prompt that the xxx website is harmful or contains Trojan or other threat. Close it immediately. Pop-ups must be blocked by default as many times, such pop-ups lead to malicious files and software that are nothing but virus. Finally, keep your anti-virus and/or anti-malware updated. Regularly scan your system to be assures that your computer is not infected.
If at any point you feel that the Trojan virus still exists or you are not able to get rid of it, then you need professional help or format your system and install fresh operating system. However, before connecting your freshly installed computer to internet, install an anti-virus program and update it. Continue with anything after that.
Amongst free anti virus software, you can try Avast and amongst paid internet security systems, you can try Kaspersky Internet Security. You can buy it from Ebay or Amazon.com at discount from market price.