Trojan.Simda is a very malicious Trojan which may enter your computer system via security exploits when you least expect it and without your consent. Trojan.Simda will actually lower your security settings as well as the factor that it is also going to modify your system settings when you least expect it without your consent.
This is all besides the factor that Trojan.Simda is going to proceed to modify the system registry in order to make sure that it runs automatically each time that Windows starts up. These are some of the many reasons why the removal of Trojan.Simda is extremely important and is not something which you can take any chances with.
In fact the moment that Trojan.Simda enters your computer system, you will be at risk of having your personal data stolen which includes your banking details and passwords. It is going to be within your best interest to understand that it is best to make use of a reliable and trustworthy antispyware removal tool that will prove effective in this regard.