To restore WSOCK32.DLL from backup for Windows98: 1) Click the START MENU/RUN, type SFC and click OK. 2) Choose Extract One File from the installation disk. 3) Type: C:\WINDOWS\SYSTEM\WSOCK32.DLL in the box and click START. 4) In the Restore From box type C:\WINDOWS\OPTIONS\CABS or browse the Windows98 directory on your Windows98 CD-ROM. This is usually found on the CAB file named "PRECOPY1.CAB". 5) Click OK and follow remaining prompts. Scan your system with Trend antivirus and delete all files detected as TROJ_HYBRIS (all variants) except WSOCK32.DLL.