Hi, I ran into a Trojan that was not found by the asquare software as of 3-12-2009. There were multiple iexplore.exe processes in task manager as the symptom, and the system was running very slow. XP Home.
I finally tracked it to a IGXFSYS.DLL that somehow was installed into the user’s folder. Similar to this : http://www.threatexpert.com/report.aspx ?md5=57d5d23ba060b5b7ebec4a084bb94b72 except that the launch was from HKCU\Software\Microsoft\Windows\Current Version\Run (as opposed to HKLM). Other keys were slightly different also.
Luckily, with lots of fiddling, was able to get an (...)