You can choose which additional signature editing /etc/unofficial-clamav-sigs.conf file
+
# ========================
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# SaneSecurity Database(s)
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# ========================
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# Add/remove/modify database file names between quote marks as needed.
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# To disable any of the SaneSecurity database file downloads, remove
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# the appropriate database file name line(s) below. To disable all
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# SaneSecurity database downloads, comment out all of the following lines.
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#ss_dbs="
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# phish.ndb
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# scam.ndb
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# junk.ndb
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# rogue.hdb
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# spear.ndb
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# spamimg.hdb
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# lott.ndb
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# spam.ldb
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# sanesecurity.ftm
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#"
{{Note box | Adding unofficial signatures increases memory usage. To increase memory limit try setting MemLimit to a value above 300000 (see [http://wiki.contribs.org/DB_Variables_Configuration#Clam_AntiVirus_.28clamav.29 here] for reference).}}
{{Note box | Adding unofficial signatures increases memory usage. To increase memory limit try setting MemLimit to a value above 300000 (see [http://wiki.contribs.org/DB_Variables_Configuration#Clam_AntiVirus_.28clamav.29 here] for reference).}}