When your PC has a virus it can do a lot of quirky things. If you notice a difference or feel that things are just right, here are some of the software packages used to solve these kinds of problems.
Combofix is a spyware removal tool created by sUBs and is licensed as freeware. Hundreds of thousands of computer users use this software to begin the process of virus removal.
Combofix was designed to scan a Windows based computer for known malware and spyware applications. Once the scan reaches completion, it attempts to remove the threats found. Combofix is a special, extremely powerful, and effective cleaning tool, which is efficient compared to other malware and spyware removers. After a Combofix scan has completed, a report is generated. You can use this report to search and remove infections which are not automatically removed.
TDSSKiller is a rootkit removal utility created by Kaspersky Labs that is free to use. The utility is designed specifically to remove rootkits from your PC. Rootkits are malware applications that bury and hide themselves or other computer infections so that regular malware scanners cannot detect their presence.
*** Please note that you will need to enter your name and email address for them to send you a link to download the most updated software.
Malwarebytes Anti-Malware’s industry-leading scanner detects and removes malware like worms, Trojans, rootkits, rogues, spyware, and more. All you have to do is launch Malwarebytes Anti-Malware and run a scan. It’s that simple. Or if you want even better protection, consider Malwarebytes Anti-Malware Premium and its instant real-time scanner that automatically prevents malware and websites from infecting your PC. Either way you’re crushing malware and foiling hackers!
-Except taken from Malwarebytes website.