Dyfica.Holistyc is a dialer that hijacks the modem of your computer and dials premium-rate numbers in order to access pornographic websites. Dyfica.Holistyc will download pornographic content to your hard drive, and install additional malware on your PC. If the numbers dialed connect successfully, these charges will be added to your telephone bill.
Malware poses severe security threats to your computer and personal information, and should be removed once detected. It may compromise system stability, and disable system files that are necessary for proper functioning of your PC.
Dyfica.Holistyc may be removed manually be locating all related files and values in the registry, and then deleting them. Or, you may check the add/remove programs in the control panel to see if you can locate. Manual removal can cause severe damage to your computer and is not advised. To remove Dyfica.Holistyc and all other parasites automatically, a reputable antispyware tool such as Spyzooka is highly recommended.
%SystemDir%\preload.ocx (note: %SystemDir% is a variable).