> That figure is almost entirely caused by one virus, that's been hitting us > for the past 2-3 months: > > Malicious code found in file D:\LISTSERV\TMP\DO-NOT-RUN-ME-1502.EXE. > Infection: Exploit.IFrame.FileDownload Actually, this is a delivery method rather than a virus, if I understood it correctly. The actual virus will vary. Eric