Mysearch123 is a nasty hijacker which currently infects many browsers, including Google Chrome, Opera, Mozilla Firefox and Internet Explorer. The reason why it is classified like that is because of the amendments it initiates with all these browsers. When you open them, you see mysearch123.com in the home page.
Trying to open new tab in the above-mentioned browsers also would open mysearch123.com page. Many users find this fact really annoying, and it is definitely extremely bad sign for the PC.
When trying to remove Mysearch123 virus people experience a lot of problems. They change the home page settings of their browsers, they try to uninstall suspicious applications from the Control Panel. Yet, no matter what they do, this virus persists.
The presence of Mysearch123 in your browser is explained by availability of certain malicious programs in your computer. These can be applications like ServiceEverything.exe, or SSFK.exe. These video tutorials below explain how to remove these malicious programs manually and for free.