Tips to Detect Virus Files and Infected files

How to detect virus files?

Virus files now a days are more improved and hard to find than earlier, now some files have nice icon so user cant imagine that file is virus or unwanted. Normal Properties of virus or infected files, that always tries to connect internet and get other unwanted softwares or files to the victims computer.

Some Trojan files like Sality.AA copies its file to windows\system32 with same file size, so it can identify easily, some may in hidden, and creates files in all folder with same name as folder. For Example, i have a folder in C:\myfolder, when this trojan infect the system, creates files in that folder with name myfolder.exe with size ~499 KB, if we open that file nothing opens but system will get busy. Like that so many files where created in those Drives and folders.

How To Delete these files:

Use Windows Search utility or any alternative, before that find file size of file created, like myfolder.exe, if this filesize is 499 KB, add file size in Search parameter so you can easily delete all folder named execute files.

Note:

If any exe file is running, you cannot delete some files, before that end those suspected file processess. You can use Windows Task Manager or any Alternative Task Processes lister like Process Explorer.
Get Process explorer from
http://technet.microsoft.com/en-us/sysinternals/bb896653.aspx
http://en.wikipedia.org/wiki/Process_Explorer

From Process Explorer you can delete files, download this free program.

Detect Infected Virus Files.

To Detect infected files is simple. If you think your normal application tooks more time than normal, it may be the cause of virus infection. Bitdefender is the Best Antivirus software can be used in Disinfection of virus infected files.