The following file types are scanned during a background scan on Windows endpoints.

Binary Files

dll exe sys
drv scr pif
ex_

Calendar Files

ics icbu cal
ical wcd dba

Contacts Files

wab pab mab
contact mml vcf
aba na2 ldif
abbu aby olk

Corp Files

pdf pps ppsm
ppsx ppt pptm
rtf swf xls
xlsx xlsm (not yet added) xlsb (not yet added)
dme frm ldf
mdb mdf myd
myi ndf opt

Data Files

pdf

Email Files

Table 1.
dbx mbx ost
pst snm toc
edb oeb

Script Files

com hta inf
ins isp jar
msi ocx pl
py reg vb
vbe vbs ws
wsf wsh ps1
ps1xml psc1 psd1
psm1

User Files

tax
iif