[Minor] Improve FREEMAIL_AFF detection

diff --git a/conf/composites.conf b/conf/composites.conf
index e38d64e6bfe3dc74e109d8814b2f525d70d9ecae..a36d0449f0d8c8f92ce316d0aa226cfd66f7abbb 100644 (file)
--- a/conf/composites.conf
+++ b/conf/composites.conf
@@ -163,7 +163,7 @@ composites {
     group = "scams";
   }
   FREEMAIL_AFF {
-    expression = "(FREEMAIL_FROM | FREEMAIL_ENVFROM | FREEMAIL_REPLYTO) & (TO_DN_RECIPIENTS | R_UNDISC_RCPT) & (INTRODUCTION | FROM_NAME_HAS_TITLE | FREEMAIL_REPLYTO_NEQ_FROM_DOM | SUBJECT_HAS_CURRENCY)";
+    expression = "(FREEMAIL_FROM | FREEMAIL_ENVFROM | FREEMAIL_REPLYTO | FREEMAIL_MDN) & (TO_DN_RECIPIENTS | R_UNDISC_RCPT) & (INTRODUCTION | FROM_NAME_HAS_TITLE | FREEMAIL_REPLYTO_NEQ_FROM_DOM | SUBJECT_HAS_CURRENCY)";
     score = 4.0;
     policy = "leave";
     description = "Message exhibits strong characteristics of advance fee fraud (AFF a/k/a '419' spam) involving freemail addresses";