I think they are desribing a search engine that decided to insert itself into the system boot as your home page.
If that is the case just open internet options (that is in a drop down menu under Tools) and type in your home page and apply.
BTW...the last time I got a Trojan was in the local gas stations mens room in a chrome machine...still 50cents, a bargain at any price.
I ran Adware.......found no viruses but a ton of tracking cookies.