....................................../////.===Shadow-Here===./////................................................ > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < ------------------------------------------------------------------------------------------------------------------- /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// RIFF¤ WEBPVP8 ˜ ðÑ *ôô>‘HŸK¥¤"§£±¨àð enü¹%½_F‘åè¿2ºQú³íªú`N¿­3ÿƒügµJžaÿ¯ÿ°~¼ÎùnúîÞÖô•òíôÁÉß®Sm¥Ü/ ‡ó˜f£Ùà<˜„xëJ¢Ù€SO3x<ªÔ©4¿+ç¶A`q@Ì“Úñè™ÍÿJÌ´ª-˜ÆtÊÛL]Ïq*‘Ý”ì#ŸÌÏãY]@ê`¿ /ªfkØB4·®£ó z—Üw¥Pxù–ÞLШKÇN¾AkÙTf½è'‰g gÆv›Øuh~ a˜Z— ïj*á¥t d£“uÒ ¨`K˜¹ßþ]b>˜]_ÏÔ6W—è2r4x•íÖ…"ƒÖNîä!¦å Ú}ýxGøÌ —@ ;ÆÚŠ=ɾ1ý8lªË¥ô ^yf®Œ¢u&2©nÙÇ›ñÂñŒ³ aPo['½»øFùà­+4ê“$!lövlüÞ=;N®3ð‚õ›DÉKòÞ>ÄÍ ¥ˆuߤ#ˆ$6ù™¥îŠ‡y’ÍB¼ çxÛ;X"WL£R÷͝*ó-¶Zu}º.s¸sšXqù–DþÿvªhüïwyŸ ¯é³lÀ:KCûÄ£Ëá\…­ ~—ýóî ¼ûûÜTÓüÇy…ŽÆvc»¾×U ñ¸žþоP÷¦ó:Ò¨¨5;Ð#&#ÖúñläÿÁœ GxÉ­/ñ‡áQðìYÉtÒwŽ¼GÔ´zàÒò ð*ëzƒ•4~H]Ø‹f ñÓÈñ`NåWçs'ÆÏW^ø¹!XžµmQ5ÃËoLœÎ: ÞËÍ¥J ù…î èo£ßPÎñ¶ž8.Œ]ʵ~5›ÙË-ù*8ÙÖß±~ ©¹rÓê‚j¶d¸{^Q'˜±Crß ÚH—#¥¥QlÀ×ëã‡DÜ«èî þ&Çæžî;ŽÏºò6ÒLÃXy&ZŒ'j‚¢Ù€IßÚù+–MGi‰*jE€‘JcÜ ÓÌ EÏÚj]o˜ Þr <¾U ûŪæÍ/šÝH¥˜b”¼ ÁñßX GP›ï2›4WŠÏà×£…íÓk†¦H·ÅíMh–*nó÷à]ÁjCº€b7<ب‹¨5車bp2:Á[UªM„QŒçiNMa#<5›áËó¸HýÊ"…×Éw¹¦ì2º–x<›»a±¸3Weü®FÝ⑱ö–î–³|LPÈ~çð~Çå‡|º kD¢µÏàÆAI %1À% ¹Ò – ”ϝS¦‰4&¶£°à Öý”û_Ò Áw°A«Å€?mÇÛgHÉ/8)á¾ÛìáöŽP í¨PŸNÙµº¦‡§Ùš"ÿ«>+ªÕ`Ê÷‡‚ß Õû˜þãÇ-PÍ.¾XV‘€ dÜ"þ4¹ ±Oú‘©t¥¦FªÄÃÄ•b‚znýu½—#cDs˜ÃiÑOˆñ×QO=*IAÊ,¶ŽZƒ;‡wøXè%EÐk:F±Ú” .Ѽ+Áu&Ç`."pÈÉw o&¿dE6‘’EqTuK@Ì¥ã™À(Êk(h‰,H}RÀIXÛš3µ1©_OqÚÒJAñ$ÊÙÜ;D3çŒ[þùœh¬Ã³™ö6ç†NY".Ú‰ï[ªŸŒ '²Ð öø_¨ÂÉ9u鶳ÒŠõTàîMØ#û¯gN‡bÙ놚X„ö …ÉeüÌ^J ‹€.œ$Æ)βÄeæW#óüßĺŸ€ ÀzwV 9oä»f4V*uB «Ë†¹ì¯žR霓æHXa=&“I4K;¯ç‹h×·"UŠ~<•â•ªVêª&ÍSÃÆÅ?ÔqÎ*mTM ˜›µwêd#[C¡©§‘D<©àb†–ÁœøvH/,í:¯( ²£|4-„Æövv„Yͼ™^Á$ˆ„¢Û[6yB.åH*V¨æ?$=˜Ñ€•î¦ñ·­(VlŸ‘ nÀt8W÷´Bûba?q9ú¶Xƒl«ÿ\ù¶’þòUÐj/õ¢Ìµ³g$ƒÎR!¸»|Oߍë’BhîÚÑ¢ñåŒJ„®„£2Ð3•ô02Nt…!£Í]Ïc½Qÿ?ˆ<&ÃA¾Ú,JˆijÌ#5yz„‰Î|ÊŽ5QÏ:‹ÐaóVÔxW—CpeÏzÐïíçôÿÅ_[hãsÐ_/ŽTÝ?BîˆííV$<¿i>²F¬_Eß¿ †bÊŒº­ÿ®Z H“C}”¬,Mp ý/Bá£w>˜YV°aƒúh+cŠ- r/[%|üUMHäQ°X»|û/@|°¥Ð !BÔ Ç¢Ä©š+Õì D«7ìN¶ŽðÔ " ƶ’ÖçtA‰Û×}{tþz­¾GÍ›k¹OEJR$ Â׃ «ëÁ"oÉôž$oUK(Ä)Ãz³Ê-‹êN[Ò3Œñbï8P 4ƒ×q¢bo|?<ÛX¬òÄÍ°L–±›(™ûG?ýË©ÚÄ–ÂDØÐ_Ç¡ô ¾–ÄÏø ×e8Ë©$ÄF¹Å‹ì[©óìl:F¾f´‹‹Xì²ï®\¬ôùƒ ÿat¥óèÒùHß0äe‚;ü×h:ÆWðHž=Ã8骣"kœ'Y?³}Tûè€>?0l›e1Lòñ„aæKÆw…hÖŠùW…ÈÆÄ0ši·›[pcwËþñiêíY/~-Á5˜!¿†A›™Mÿþ(±“t@â“ö2­´TG5yé]çå僳 .·ÍïçÝ7UÚ±Ð/Nè»,_Ï ùdj7\ï Wì4›„»c¸àešg#ÒÊ⥭áØo5‘?ÌdÝô¯ ¹kzsƒ=´#ëÉK›Ø´±-¥eW?‡çßtòTã…$Ý+qÿ±ƒ÷_3Ô¥í÷:æ–ž<·Ö‡‰Å¢ š‡%Ô—utÌÈìðžgÖÀz²À—ï÷Óîäõ{K'´È÷³yaÏÁjƒô}ž§®æÊydÕÈë5¯èˆõvÕ©ã*çD„ “z„Ó‡^^xÂ3M§A´JG‚öï 3W'ˆ.OvXè¡ÊÕª?5º7†˜(˜Ç¶#çê’¶!ÌdZK§æ 0fãaN]òY³RV ™î$®K2R¨`W!1Ôó\;Ý ýB%qæK•&ÓÈe9È0êI±žeŸß -ú@žQr¦ ö4»M¼Áè¹µmw 9 EÆE_°2ó„ŸXKWÁ×Hóì^´²GѝF©óäR†¦‰ç"V»eØ<3ùd3ÿÚ¤Žú“Gi" —‘_ÙËÎ~Üö¯¥½Î»üŸEÚŽåmÞþí ;ÞólËΦMzA"Âf(´òá;Éï(/7½ûñÌ­cïÕçлþÝz¾-ÍvÑ“pH­–ðÓj$¸Äû¤‚‘ãUBË-n“2åPkS5&‹Â|+g^œ®Ì͆d!OïäîU«c;{Û!ÅŽ«ëZ9Ókóˆ]¯ƒ›né `ÇÒ+tÆš (ØKá¾—=3œ®•vuMñg²\ï Ec€ 05±d™‡×iÇ×›UúvÌ¢£Èþ¡ÕØô¶ßÎA"ß±#Ö²ˆÊŸ¦*Ä~ij|àø.-¼'»Ú¥£h ofº¦‡VsR=N½„Î v˜Z*SÌ{=jÑB‹tê…;’HžH¯8–îDù8ñ¢|Q•bÛçš–‹m³“ê¨ åÏ^m¬Žãþ©ïêO‡½6] µÆ„Ooòü ²x}N¦Ë3ïé¿»€›HA˜m%çÞ/¿í7Fø“‹léUk)É°Œµ8Q8›:ÀŠeT*šõ~ôڝG6 ¢}`ùH­–”¡k ‰P1>š†®9z11!X wKfmÁ¦xÑ,N1Q”–æB¶M…ÒÃv6SMˆhU¬ÊPŽï‘öj=·CŒ¯u¹ƒVIЃsx4’ömÛýc塶7ßŠß 57^\wÒÐÆ k§h,Œý î«q^R½3]J¸ÇðN ‚çU¬ôº^Áì} ³f©Õœ§ˆã:FÄÈ‚é(€™?àýÓüè1Gô£¼éj‚OÅñ  #>×—ßtà 0G¥Åa뀐kßhc™À_ÉñÞ#±)GD" YîäË-ÿÙ̪ ¹™a¯´¢E\ÝÒö‚;™„ë]_ p8‰o¡ñ+^÷ 3‘'dT4œŽ ðVë½° :¬víÑ«£tßÚS-3¶“þ2 †üüʨòrš¹M{É_¤`Û¨0ìjœøJ‡:÷ÃáZ˜†@GP&œÑDGÏs¡þ¦þDGú‘1Yá9Ôþ¼ ûø…§÷8&–ÜÑnÄ_m®^üÆ`;ÉVÁJ£?â€-ßê}suÍ2sõA NÌúA磸‘îÿÚ»ƒìö·á¿±tÑÐ"Tÿü˜[@/äj¬€uüªìù¥Ý˜á8Ý´sõj 8@rˆð äþZÇD®ÿUÏ2ùôõrBzÆÏÞž>Ì™xœ“ wiÎ×7_… ¸ \#€MɁV¶¥üÕÿPÔ9Z‡ø§É8#H:ƒ5ÀÝå9ÍIŒ5åKÙŠ÷qÄ>1AÈøžj"µÂд/ªnÀ qªã}"iŸBå˜ÓÛŽ¦…&ݧ;G@—³b¯“•"´4í¨ôM¨åñC‹ïùÉó¯ÓsSH2Ý@ßáM‡ˆKÀªÛUeø/4\gnm¥‹ŸŒ qÄ b9ÞwÒNÏ_4Ég³ú=܆‚´ •â¥õeíþkjz>éÚyU«Íӝ݃6"8/ø{=Ô¢»G¥ äUw°W«,ô—¿ãㆅү¢³xŠUû™yŒ (øSópÐ 9\åTâ»—*oG$/×ÍT†Y¿1¤Þ¢_‡ ¼ „±ÍçèSaÓ 3ÛMÁBkxs‰’R/¡¤ˆÙçª(*õ„üXÌ´ƒ E§´¬EF"Ù”R/ÐNyÆÂ^°?™6¡œïJ·±$§?º>ÖüœcNÌù¯G ‹ñ2ŠBB„^·úìaz¨k:#¨Æ¨8LÎõލ£^§S&cŒÐU€ü(‡F±Š¼&P>8ÙÁ ‰ p5?0ÊƃZl¸aô š¼¡}gÿ¶zÆC²¹¬ÎÖG*HB¡O<º2#ñŒAƒ–¡B˜´É$¥›É:FÀÔx¾u?XÜÏÓvN©RS{2ʈãk9rmP¼Qq̳ è¼ÐFׄ^¡Öì fE“F4A…!ì/…¦Lƒ… … $%´¾yã@CI¬ á—3PþBÏNÿ<ý°4Ü ËÃ#ØÍ~âW«rEñw‹eùMMHß²`¬Öó½íf³:‹k˜¯÷}Z!ã¿<¥,\#öµÀ¯aÒNÆIé,Ћ–lŽ#Àæ9ÀÒS·I’½-Ïp Äz¤Š Â* ­íÄ9­< h>׍3ZkËU¹§˜ŒŠ±f­’¤º³Q ÏB?‹#µíÃ¥®@(Gs«†vI¥Mµ‹Á©e~2ú³ÁP4ìÕi‚²Ê^ö@-DþÓàlÜOÍ]n"µã:žpsŽ¢:! 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Current File : /usr/share/spamassassin/20_head_tests.cf
# SpamAssassin rules file: header tests
#
# Please don't modify this file as your changes will be overwritten with
# the next update. Use @@LOCAL_RULES_DIR@@/local.cf instead.
# See 'perldoc Mail::SpamAssassin::Conf' for details.
#
# <@LICENSE>
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to you under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at:
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# </@LICENSE>
#
###########################################################################

require_version @@VERSION@@

###########################################################################

# partial messages; currently-theoretical attack
# unsurprisingly this hits 0/0 right now.
header FRAGMENTED_MESSAGE	Content-Type =~ /\bmessage\/partial/i
describe FRAGMENTED_MESSAGE	Partial message
tflags FRAGMENTED_MESSAGE       userconf

###########################################################################

header FROM_BLANK_NAME		From =~ /(?:\s|^)"" <\S+>/i
describe FROM_BLANK_NAME	From: contains empty name

###########################################################################
# numeric address rules, these are written to avoid overlap with each other

header __FROM_ENDS_IN_NUMS	From:addr =~ /\D\d{8,}\@/i

header FROM_STARTS_WITH_NUMS	From:addr =~ /^\d{3,50}[^0-9\@]/
describe FROM_STARTS_WITH_NUMS	From: starts with several numbers

# don't match US/Canada phone numbers: 10 digits optionally preceded by a "1"
header __FROM_ALL_NUMS		From:addr =~ /^(?:\d{1,9}|[02-9]\d{10}|\d{12,})@/

###########################################################################

header FROM_OFFERS		From:addr =~ /\@\S*offers(?![eo]n\b)/i
describe FROM_OFFERS		From address is "at something-offers"

header FROM_NO_USER		From =~ /(?:^\@|<\@| \@[^\)<]*$|<>)/ [if-unset: unset@unset.unset]
describe FROM_NO_USER		From: has no local-part before @ sign

# also 100% valid
# bug 6149: avoid common .jp false positives
header __PLING_QUERY		Subject =~ /\?.*!|!.*\?/
meta PLING_QUERY                (__PLING_QUERY && !__ISO_2022_JP_DELIM)
describe PLING_QUERY		Subject has exclamation mark and question mark




header MSGID_SPAM_CAPS		Message-ID =~ /^\s*<?[A-Z]+\@(?!(?:mailcity|whowhere)\.com)/
describe MSGID_SPAM_CAPS	Spam tool Message-Id: (caps variant)

header MSGID_SPAM_LETTERS	Message-Id =~ /<[a-z]{5,}\@(\S+\.)+\S+>/
describe MSGID_SPAM_LETTERS	Spam tool Message-Id: (letters variant)



# negative lookahead exempts this MUA from circa 1997-2000
# X-Mailer: Microsoft Outlook Express 4.71.1712.3
# Message-ID: <01bd45da$2649cdc0$LocalHost@andrew>
header __MSGID_DOLLARS_OK	MESSAGEID =~ /<[0-9a-f]{4,}\$[0-9a-f]{4,}\$[0-9a-f]{4,}\@\S+>/
header __MSGID_DOLLARS_MAYBE	MESSAGEID =~ /<\w{4,}\$\w{4,}\$(?!localhost)\w{4,}\@\S+>/i
meta MSGID_DOLLARS_RANDOM	__MSGID_DOLLARS_MAYBE && !__MSGID_DOLLARS_OK

# bit of a ratware rule, but catches a bit more than just the one ratware
header __MSGID_RANDY		Message-ID =~ /<[a-z\d][a-z\d\$-]{10,29}[a-z\d]\@[a-z\d][a-z\d.]{3,12}[a-z\d]>/
# heuristic to eliminate most good Message-ID formats
header __MSGID_OK_HEX		Message-ID =~ /\b[a-f\d]{8}\b/
header __MSGID_OK_DIGITS	Message-ID =~ /\d{10}/
header __MSGID_OK_HOST		Message-ID =~ /\@(?:\D{2,}|(?:\d{1,3}\.){3}\d{1,3})>/
meta MSGID_RANDY	(__MSGID_RANDY && !(__MSGID_OK_HEX || __MSGID_OK_DIGITS || __MSGID_OK_HOST))
describe MSGID_RANDY		Message-Id has pattern used in spam

# bug 3395
header MSGID_YAHOO_CAPS		Message-ID =~ /<[A-Z]+\@yahoo.com>/
describe MSGID_YAHOO_CAPS	Message-ID has ALLCAPS@yahoo.com

###########################################################################

header   __AT_AOL_MSGID		MESSAGEID =~ /\@aol\.com\b/i
header   __FROM_AOL_COM		From =~ /\@aol\.com\b/i
meta     FORGED_MSGID_AOL	(__AT_AOL_MSGID && !__FROM_AOL_COM)
describe FORGED_MSGID_AOL	Message-ID is forged, (aol.com)

header   __AT_EXCITE_MSGID	MESSAGEID =~ /\@excite\.com\b/i
header   __MY_RCVD_EXCITE	Received =~ /\.excite\.com\b/i
meta     FORGED_MSGID_EXCITE	(__AT_EXCITE_MSGID && !__MY_RCVD_EXCITE)
describe FORGED_MSGID_EXCITE	Message-ID is forged, (excite.com)

header   __AT_HOTMAIL_MSGID	MESSAGEID =~ /\@hotmail\.com\b/i
header   __FROM_HOTMAIL_COM	From =~ /\@hotmail\.com\b/i
meta     FORGED_MSGID_HOTMAIL	(__AT_HOTMAIL_MSGID && (!__FROM_HOTMAIL_COM && !__FROM_MSN_COM && !__FROM_YAHOO_COM))
describe FORGED_MSGID_HOTMAIL	Message-ID is forged, (hotmail.com)

header   __AT_MSN_MSGID		MESSAGEID =~ /\@msn\.com\b/i
header   __FROM_MSN_COM		From =~ /\@msn\.com\b/i
meta     FORGED_MSGID_MSN	(__AT_MSN_MSGID && (!__FROM_MSN_COM && !__FROM_HOTMAIL_COM && !__FROM_YAHOO_COM))
describe FORGED_MSGID_MSN	Message-ID is forged, (msn.com)

header   __AT_YAHOO_MSGID	MESSAGEID =~ /\@yahoo\.com\b/i
header   __FROM_YAHOO_COM	From =~ /\@yahoo\.com\b/i
meta     FORGED_MSGID_YAHOO	(__AT_YAHOO_MSGID && !__FROM_YAHOO_COM)
describe FORGED_MSGID_YAHOO	Message-ID is forged, (yahoo.com)

###########################################################################

header __MSGID_BEFORE_RECEIVED	ALL =~ /^Message-Id:.*?^Received:/msi
header __MSGID_BEFORE_OKAY	Message-Id =~ /\@[a-z0-9.-]+\.(?:yahoo|wanadoo)(?:\.[a-z]{2,3}){1,2}>/

meta MSGID_FROM_MTA_HEADER	(__MSGID_BEFORE_RECEIVED && !__MSGID_BEFORE_OKAY && !__FROM_HOTMAIL_COM)
describe MSGID_FROM_MTA_HEADER	Message-Id was added by a relay



header MSGID_SHORT		MESSAGEID =~ /^.{1,15}$|<.{0,4}\@/
describe MSGID_SHORT		Message-ID is unusually short

#DEMOTED TO SANDBOX - 2012-03-21
#header MSGID_MULTIPLE_AT	MESSAGEID =~ /<[^>]*\@[^>]*\@/
#describe MSGID_MULTIPLE_AT	Message-ID contains multiple '@' characters

###########################################################################

header DATE_SPAMWARE_Y2K	Date =~ /^[A-Z][a-z]{2}, \d\d [A-Z][a-z]{2} [0-6]\d \d\d:\d\d:\d\d [A-Z]{3}$/
describe DATE_SPAMWARE_Y2K	Date header uses unusual Y2K formatting

# as noted on the dev@ list, ":60" is valid for seconds when there's a leap
# second (12/31/2005 for instance), so let's accept that as valid.  ISO 8601
# apparently allows for it.
# there were a few whitespace issues in the original RE, and I wanted to avoid my
# two common, but yes invalid, date headers.  specifically / \(GMT\)$/ and
# / 0000 GMT$/.  dos has / "GMT"$/ - tvd
# 2.229   2.7267   0.0517    0.981   0.86    0.00  INVALID_DATE
# 2.263   2.7486   0.1368    0.953   0.78    0.00  INVALID_DATE_OLD
#
# WRT the tests, remember that ok and fail are reversed -- so valid dates
# should be "fail" and invalid dates should be "ok".
header INVALID_DATE		Date !~ /^\s*(?:(?i:Mon|Tue|Wed|Thu|Fri|Sat|Sun),\s)?\s*(?:[12]\d|3[01]|0?[1-9])\s+(?i:Jan|Feb|Ma[ry]|Apr|Ju[nl]|Aug|Sep|Oct|Nov|Dec)\s+(?:19[7-9]\d|2\d{3})\s+(?:[01]?\d|2[0-3])\:[0-5]\d(?::(?:[0-5]\d|60))?(?:\s+[AP]M)?(?:\s+(?:[+-][0-9]{4}|UT|[A-Z]{2,3}T|0000 GMT|"GMT"))?(?:\s*\(.*\))?\s*$/ [if-unset: Wed, 31 Jul 2002 16:41:57 +0200]
describe INVALID_DATE		Invalid Date: header (not RFC 2822)
test INVALID_DATE fail    Sat, 31 Dec 2005 23:59:60 -0500
test INVALID_DATE fail    Wed, 31 Jul 2002 16:41:57 +0200
test INVALID_DATE fail    Sat, 31 Dec 2005 23:00:00 
test INVALID_DATE ok      Sat, 31 Dec 2005 24:00:00 -0500
test INVALID_DATE ok      Thurs, 31 Jul 2002 16:41:57 +0200

# allow +1300, NZ timezone
header INVALID_DATE_TZ_ABSURD	Date =~ /[-+](?!(?:0\d|1[0-4])(?:[03]0|[14]5))\d{4}$/
describe INVALID_DATE_TZ_ABSURD	Invalid Date: header (timezone does not exist)

header INVALID_TZ_CST		ALL =~ /[+-]\d\d[30]0(?<!-0600|-0500|\+0800|\+0930|\+1030)\s+(?:\bCST\b|\(CST\))/
describe INVALID_TZ_CST		Invalid date in header (wrong CST timezone)

header INVALID_TZ_EST		ALL =~ /[+-]\d\d[30]0(?<!-0500|-0300|\+1000|\+1100)\s+(?:\bEST\b|\(EST\))/
describe INVALID_TZ_EST		Invalid date in header (wrong EST timezone)


###########################################################################
# MIME encoding with spam characteristics

ifplugin Mail::SpamAssassin::Plugin::HeaderEval
meta __SUBJECT_NEEDS_MIME	__SUBJ_ILLEGAL_CHARS
endif

header __SUBJECT_ENCODED_QP	Subject:raw =~ /=\?\S+\?Q\?/i
header __SUBJECT_ENCODED_B64	Subject:raw =~ /=\?\S+\?B\?/i



header __FROM_NEEDS_MIME	From:name:raw =~ /[\x00-\x08\x0b\x0c\x0e-\x1f\x7f-\xff]/
header __FROM_NEEDS_MIME2	From:name =~ /[\x00-\x08\x0b\x0c\x0e-\x1f\x7f-\xff]/
header __FROM_ENCODED_QP	From:raw =~ /=\?\S+\?Q\?/i
header __FROM_ENCODED_B64	From:raw =~ /=\?\S+\?B\?/i


meta FROM_EXCESS_BASE64		__FROM_ENCODED_B64 && !__FROM_NEEDS_MIME2
describe FROM_EXCESS_BASE64	From: base64 encoded unnecessarily


###########################################################################
# ADV tags in various languages

header ENGLISH_UCE_SUBJECT	Subject =~ /^[^0-9a-z]*adv(?:ert)?\b/i
describe ENGLISH_UCE_SUBJECT	Subject contains an English UCE tag

# alan premselaar <alien@12inch.com>, see SpamAssassin-talk list 2003-03
# quinlan: 2003-03-23 here are more generic Japanese iso-2022-jp codes
# ("not yet acceptance" or "email") + "announcement"
# FWIW, according to Peter Evans, this should be sufficient to catch the
# UCE tag and a common attempt at evasion (using the "sue" instead of
# "mi" Chinese character).  2006-10-12: updated by bug 4021.
header JAPANESE_UCE_SUBJECT     Subject =~ /\e\$B.*(?:L\$>5Bz|EE;R%a!<%k)(?:8x|9-)9p/
describe JAPANESE_UCE_SUBJECT	Subject contains a Japanese UCE tag

# check body for "shou nin daku kou koku" UCE tag (bug 4021)
body __JAPANESE_UCE_BODY        /(?:L\$>5Bz|EE;R%a!<%k)(?:8x|9-)9p/

meta JAPANESE_UCE_BODY (__ISO_2022_JP_DELIM && __JAPANESE_UCE_BODY)
describe JAPANESE_UCE_BODY      Body contains Japanese UCE tag

# quinlan: "advertisement" in Russian KOI8-R
# (no longer common, but worth noting in future)
#header RUSSIAN_UCE_SUBJECT	Subject =~ /\xf0\xe5\xea\xeb\xe0\xec\xf3/
#describe RUSSIAN_UCE_SUBJECT	Subject contains a Russian UCE tag

# Korean UCE Subject: lines are usually 8-bit, but are occasionally encoded
# with quoted-printable or base64.
#
# \xbc\xba\xc0\xce means "adult"
# \xb1\xa4\xb0\xed means "advertisement"
# \xc1\xa4\xba\xb8 means "information"
# \xc8\xab\xba\xb8 means "publicity"
#
# Each two byte sequence is one Korean letter; the spaces and periods are
# sometimes used to obscure the words.  \xb1\xa4\xb0\xed is the most common
# tag and is sometimes very obscured so we look harder.
#
header KOREAN_UCE_SUBJECT	Subject =~ /[({[<][. ]*(?-i:\xbc\xba[. ]*\xc0\xce[. ]*)?(?-i:\xb1\xa4(?:[. ]*|[\x00-\x7f]{0,3})\xb0\xed|\xc1\xa4[. ]*\xba\xb8|\xc8\xab[. ]*\xba\xb8)[. ]*[)}\]>]/
describe KOREAN_UCE_SUBJECT	Subject: contains Korean unsolicited email tag

###########################################################################

# two reliable signatures
header __DOUBLE_IP_SPAM_1	Received =~ /from \[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\] by \d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3} with/
header __DOUBLE_IP_SPAM_2	Received =~ /from\s+\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\s+by\s+\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3};/
# loose match
header __DOUBLE_IP_LOOSE	Received =~ /(?:\b(?:from|by)\b.{1,4}\b\d{1,3}[._-]\d{1,3}[._-]\d{1,3}[._-]\d{1,3}(?<!127\.0\.0\.1)\b.{0,4}){2}/i
# spam signature
meta RCVD_DOUBLE_IP_SPAM	(__DOUBLE_IP_SPAM_1 || __DOUBLE_IP_SPAM_2)
describe RCVD_DOUBLE_IP_SPAM	Bulk email fingerprint (double IP) found
# other matches
meta RCVD_DOUBLE_IP_LOOSE	(__DOUBLE_IP_LOOSE && !RCVD_DOUBLE_IP_SPAM)
describe RCVD_DOUBLE_IP_LOOSE   Received: by and from look like IP addresses

header FORGED_TELESP_RCVD	Received =~ /\.(?!br).. \(\d+-\d+-\d+-\d+\.dsl\.telesp\.net\.br /
describe FORGED_TELESP_RCVD	Contains forged hostname for a DSL IP in Brazil

# forgery meta-rules: more reliable than their inputs
meta CONFIRMED_FORGED		(__FORGED_RCVD_TRAIL && (__FORGED_AOL_RCVD || __FORGED_HOTMAIL_RCVD || __FORGED_EUDORAMAIL_RCVD || FORGED_YAHOO_RCVD || __FORGED_JUNO_RCVD || FORGED_GMAIL_RCVD))
describe CONFIRMED_FORGED	Received headers are forged

meta MULTI_FORGED		((__FORGED_AOL_RCVD + __FORGED_HOTMAIL_RCVD + __FORGED_EUDORAMAIL_RCVD + FORGED_YAHOO_RCVD + __FORGED_JUNO_RCVD + FORGED_GMAIL_RCVD) > 1)
describe MULTI_FORGED		Received headers indicate multiple forgeries

header NONEXISTENT_CHARSET	Content-Type =~ /charset=.?DEFAULT/
describe NONEXISTENT_CHARSET	Character set doesn't exist

header __HAS_MESSAGE_ID		exists:Message-Id
priority __HAS_MESSAGE_ID	-2000 # Bug 8078
meta MISSING_MID		!__HAS_MESSAGE_ID
describe MISSING_MID            Missing Message-Id: header

header __HAS_DATE		exists:Date
priority __HAS_DATE		-2000 # Bug 8078
meta MISSING_DATE		!__HAS_DATE
describe MISSING_DATE           Missing Date: header

header __HAS_SUBJECT		exists:Subject
priority __HAS_SUBJECT		-2000 # Bug 8078
meta MISSING_SUBJECT		!__HAS_SUBJECT
describe MISSING_SUBJECT	Missing Subject: header

# bug 6353
header __HAS_FROM		exists:From
priority __HAS_FROM		-2000 # Bug 8078
meta MISSING_FROM		!__HAS_FROM
describe MISSING_FROM		Missing From: header

# bug 6149: avoid common .jp false positives
header __GAPPY_SUBJECT		Subject =~ /\b(?:[a-z]([-_. =~\/:,*!\@\#\$\%\^&+;\"\'<>\\])\1{0,2}){4}/i
meta GAPPY_SUBJECT              (__GAPPY_SUBJECT && !__ISO_2022_JP_DELIM)
describe GAPPY_SUBJECT		Subject: contains G.a.p.p.y-T.e.x.t

### header existence tests (description is added automatically)

# X-Fix example: NTMail fixed non RFC822 compliant EMail message
#
# X-PMFLAGS is all caps
#
# Headers that seem to only be used by a single spamming software and
# are found together in the same message:
# 1. X-MailingID and X-ServerHost
# 2. X-Stormpost-To and X-List-Unsubscribe
#
# not spammish: X-EM-Registration, X-EM-Version, X-Antiabuse, X-List-Host,
# X-Message-Id
# bad FP rate: Comment, Date-warning

header PREVENT_NONDELIVERY	exists:Prevent-NonDelivery-Report
describe PREVENT_NONDELIVERY	Message has Prevent-NonDelivery-Report header

header X_IP			exists:X-IP
describe X_IP			Message has X-IP header

header   __HAS_MIMEOLE          exists:X-MimeOLE
header   __HAS_MSMAIL_PRI       exists:X-MSMail-Priority
header   __HAS_SQUIRRELMAIL_IN_MAILER	X-Mailer =~ /SquirrelMail\b/
# Ever growing Office version list without X-MimeOLE, bug 6346, 7122, 7463.
header   __HAS_OFFICE1214_IN_MAILER	X-Mailer =~ /^Microsoft (?:Office )?Outlook 1[2456]\.0/
# CGP MAPI module fingerprint, to protect from MISSING_MIMEOLE
header   __HAS_CGP_MAPI_IN_MAILER X-Mailer =~ /CommuniGate Pro MAPI/
meta     MISSING_MIMEOLE	(__HAS_MSMAIL_PRI && !__HAS_MIMEOLE && !__HAS_SQUIRRELMAIL_IN_MAILER && !__HAS_OFFICE1214_IN_MAILER && !__HAS_CGP_MAPI_IN_MAILER && !__HDR_RCVD_TONLINEDE && !__MIME_BASE64 && !__DKIM_EXISTS) 
describe MISSING_MIMEOLE	Message has X-MSMail-Priority, but no X-MimeOLE

header __HAS_X_MAILER		exists:X-Mailer

header __IS_EXCH		X-MimeOLE =~ /Produced By Microsoft Exchange V/

header SUBJ_AS_SEEN		Subject =~ /\bAs Seen/i
describe SUBJ_AS_SEEN		Subject contains "As Seen"

header SUBJ_DOLLARS             Subject =~ /^\$[0-9.,]+\b/
describe SUBJ_DOLLARS           Subject starts with dollar amount






#DISABLING DUE TO POOR S/O 2012-09-27
#header SUBJ_YOUR_DEBT		Subject =~ /Your (?:Bills|Debt|Credit)/i
#describe SUBJ_YOUR_DEBT		Subject contains "Your Bills" or similar

header SUBJ_YOUR_FAMILY		Subject =~ /Your Family/i
describe SUBJ_YOUR_FAMILY	Subject contains "Your Family"


# the real services never HELO as 'foo.com', instead 'mail.foo.com' or
# something like that.  Note: be careful when expanding this... legit dotcom
# HELOers include: hotmail.com, drizzle.com, lockergnome.com.
header RCVD_FAKE_HELO_DOTCOM    Received =~ /^from (?:msn|yahoo|yourwebsite|lycos|excite|cs|aol|localhost|koreanmail|allexecs|mydomain|juno|eudoramail|compuserve|desertmail|excite|caramail)\.com \(/m
describe RCVD_FAKE_HELO_DOTCOM  Received contains a faked HELO hostname

header SUBJECT_DIET		Subject =~ /\bLose .*(?:pounds|lbs|weight)/i
describe SUBJECT_DIET		Subject talks about losing pounds


# MIME boundary tests; spam tools use distinctive patterns.
header MIME_BOUND_DD_DIGITS	Content-Type =~ /boundary=\"--\d+\"/
describe MIME_BOUND_DD_DIGITS	Spam tool pattern in MIME boundary
header MIME_BOUND_DIGITS_15	Content-Type =~ /boundary=\"\d{15,}\"/
describe MIME_BOUND_DIGITS_15	Spam tool pattern in MIME boundary
header MIME_BOUND_MANY_HEX	Content-Type =~ /boundary="[\da-f]{8}(?:-[\da-f]{4}){3}-[\da-f]{12}"/
describe MIME_BOUND_MANY_HEX	Spam tool pattern in MIME boundary

# note: the first alternation is anchored for speed
header TO_MALFORMED             To !~ /(?:^|[^\S"])(?:(?:\"[^\"]+\"|\S+)\@\S+\.\S+|^\s*.+:\s*;|^\s*\"[^\"]+\":\s*;|^\s*\([^\)]*\)\s*$|<\S+(?:\!\S+){1,}>|^\s*$)/ [if-unset: unset@unset.unset]
describe TO_MALFORMED           To: has a malformed address

header __CD                     exists:Content-Disposition
header __CT                     exists:Content-Type
header __CTE                    exists:Content-Transfer-Encoding
header __MIME_VERSION           exists:MIME-Version
header __CT_TEXT_PLAIN          Content-Type =~ /^text\/plain\b/i
meta MIME_HEADER_CTYPE_ONLY     (!__CD && !__CTE && __CT && !__MIME_VERSION && !__CT_TEXT_PLAIN)
describe MIME_HEADER_CTYPE_ONLY 'Content-Type' found without required MIME headers

header WITH_LC_SMTP		Received =~ /\swith\ssmtp;\s/
describe WITH_LC_SMTP		Received line contains spam-sign (lowercase smtp)


header SUBJ_BUY                 Subject =~ /^buy/i
describe SUBJ_BUY               Subject line starts with Buy or Buying

# seems to be ratware
header RCVD_AM_PM		Received =~ /; [A-Z][a-z][a-z], \d{1,2} \d{4} \d{1,2}:\d\d:\d\d [AP]M [+-]\d{4}/
describe RCVD_AM_PM		Received headers forged (AM/PM)

header __USER_AGENT_MSN		X-Mailer =~ /^MSN Explorer /

# host no longer exists according to administrator
header FAKE_OUTBLAZE_RCVD	Received =~ /\.mr\.outblaze\.com/
describe FAKE_OUTBLAZE_RCVD	Received header contains faked 'mr.outblaze.com'


# thanks to David Ritz for passing this on
header UNCLOSED_BRACKET		ALL =~ /\[\d+\r?\n/s
describe UNCLOSED_BRACKET	Headers contain an unclosed bracket

header FROM_DOMAIN_NOVOWEL	From =~ /\@\S*[bcdfgjklmnpqrstvwxz]{7}/i
describe FROM_DOMAIN_NOVOWEL	From: domain has series of non-vowel letters
tflags FROM_DOMAIN_NOVOWEL userconf     # lock scores low

header FROM_LOCAL_NOVOWEL	From =~ /[bcdfgjklmnpqrstvwxz]{7}\S*\@/i
describe FROM_LOCAL_NOVOWEL	From: localpart has series of non-vowel letters
tflags FROM_LOCAL_NOVOWEL userconf     # lock scores low

header FROM_LOCAL_HEX		From =~ /[0-9a-f]{11}\S*\@/i
describe FROM_LOCAL_HEX		From: localpart has long hexadecimal sequence

header FROM_LOCAL_DIGITS	From =~ /\d{11}\S*\@/i
describe FROM_LOCAL_DIGITS	From: localpart has long digit sequence

header __TOCC_EXISTS		exists:ToCc

header X_PRIORITY_CC		ALL =~ /^X-Priority:[^\n]{0,80}^Cc:/msi
describe X_PRIORITY_CC		Cc: after X-Priority: (bulk email fingerprint)

# catch non-RFC2047 compliant messages
# Apple Mail has a bug where headers will have whitespace around the encoded
# text, so try to ignore that
header BAD_ENC_HEADER		ALL:raw =~ /=\?[^?\s]+\?[^?\s]\?\s*[^?]+\s(?!\?=)/
describe BAD_ENC_HEADER		Message has bad MIME encoding in the header


header __ML1  Precedence =~ m{\b(list|bulk)\b}i
meta   __ML2  __HAS_LIST_ID
header __ML3  exists:List-Post
header __ML4  exists:Mailing-List
header __ML5  Return-Path:addr =~ m{^([^\@]+-(request|bounces|admin|owner)|owner-[^\@]+)(\@|\z)}i
meta     __VIA_ML  __ML1 || __ML2 || __ML3 || __ML4 || __ML5
describe __VIA_ML  Mail from a mailing list


# some clueless mailing lists (like zmailer with an RFC822TABS option on)
# are replacing a leading space by a TAB in header fields From, To,
# Cc, Date (Bug 6429)
header   __ML_TURNS_SP_TO_TAB  Received =~ /\(ORCPT <rfc822;/
describe __ML_TURNS_SP_TO_TAB  A mailing list changing a space to a TAB


# must keep it in sync with https://www.iana.org/assignments/ipv4-address-space/
header RCVD_ILLEGAL_IP		X-Spam-Relays-Untrusted =~ / (?:by|ip)=(?=\d+\.\d+\.\d+\.\d+ )(?:(?:0|2(?:2[4-9]|[3-5]\d)|192\.0\.2|198\.51\.100|203\.0\.113)\.|(?:\d+\.){0,3}(?!(?:2(?:[0-4]\d|5[0-5])|[01]?\d\d?)\b))/
describe RCVD_ILLEGAL_IP	Received: contains illegal IP address


###########################################################################

ifplugin Mail::SpamAssassin::Plugin::HeaderEval

header __FORGED_AOL_RCVD	        eval:check_for_fake_aol_relay_in_rcvd()

header CHARSET_FARAWAY_HEADER	eval:check_for_faraway_charset_in_headers()
describe CHARSET_FARAWAY_HEADER	A foreign language charset used in headers
tflags CHARSET_FARAWAY_HEADER	userconf

    ###################################################################

# illegal characters that should be MIME encoded
# might want to exempt users using languages that don't use Latin
# alphabets, but do it in the eval

# Will FP without 4.0 and UTF-8 support
if (version >= 4.000000)
  header __SUBJ_ILLEGAL_CHARS	eval:check_illegal_chars('Subject','0.00','2')
  meta SUBJ_ILLEGAL_CHARS         (__SUBJ_ILLEGAL_CHARS && !__FROM_YAHOO_COM)
  header FROM_ILLEGAL_CHARS	eval:check_illegal_chars('From','0.20','2')
  header __HEAD_ILLEGAL_CHARS	eval:check_illegal_chars('ALL','0.010','2')
  meta HEAD_ILLEGAL_CHARS	__HEAD_ILLEGAL_CHARS && !__SUBJ_ILLEGAL_CHARS && !FROM_ILLEGAL_CHARS
endif
if (version < 4.000000)
  meta __SUBJ_ILLEGAL_CHARS 0
  meta SUBJ_ILLEGAL_CHARS 0
  meta FROM_ILLEGAL_CHARS 0
  meta __HEAD_ILLEGAL_CHARS 0
  meta HEAD_ILLEGAL_CHARS 0
endif

describe SUBJ_ILLEGAL_CHARS	Subject: has too many raw illegal characters
describe FROM_ILLEGAL_CHARS	From: has too many raw illegal characters
describe HEAD_ILLEGAL_CHARS	Headers have too many raw illegal characters

    ###################################################################

# a forged Hotmail message; host HELO'd as hotmail.com, but it wasn't
header __FORGED_HOTMAIL_RCVD	eval:check_for_forged_hotmail_received_headers()

# this, by comparison is more common: from was @hotmail.com, but it wasn't
header FORGED_HOTMAIL_RCVD2	eval:check_for_no_hotmail_received_headers()
describe FORGED_HOTMAIL_RCVD2 hotmail.com 'From' address, but no 'Received:'

header __FORGED_EUDORAMAIL_RCVD	eval:check_for_forged_eudoramail_received_headers()

header FORGED_YAHOO_RCVD	eval:check_for_forged_yahoo_received_headers()
describe FORGED_YAHOO_RCVD	'From' yahoo.com does not match 'Received' headers

if (version >= 3.004002)
header FORGED_GMAIL_RCVD	eval:check_for_forged_gmail_received_headers()
describe FORGED_GMAIL_RCVD	'From' gmail.com does not match 'Received' headers
endif

header __FORGED_JUNO_RCVD	eval:check_for_forged_juno_received_headers()



header SORTED_RECIPS		eval:sorted_recipients()
describe SORTED_RECIPS		Recipient list is sorted by address

header SUSPICIOUS_RECIPS	eval:similar_recipients('0.65','undef')
describe SUSPICIOUS_RECIPS	Similar addresses in recipient list

# this is a quite common false positive, as it's legal to remove a To but leave
# a CC. so don't score it high.
header MISSING_HEADERS		eval:check_for_missing_to_header()
describe MISSING_HEADERS	Missing To: header

header DATE_IN_PAST_03_06	eval:check_for_shifted_date('-6', '-3')
describe DATE_IN_PAST_03_06	Date: is 3 to 6 hours before Received: date

header DATE_IN_PAST_06_12	eval:check_for_shifted_date('-12', '-6')
describe DATE_IN_PAST_06_12	Date: is 6 to 12 hours before Received: date

header DATE_IN_PAST_12_24	eval:check_for_shifted_date('-24', '-12')
describe DATE_IN_PAST_12_24	Date: is 12 to 24 hours before Received: date

header DATE_IN_PAST_24_48	eval:check_for_shifted_date('-48', '-24')
describe DATE_IN_PAST_24_48	Date: is 24 to 48 hours before Received: date


header DATE_IN_PAST_96_XX	eval:check_for_shifted_date('undef', '-96')
describe DATE_IN_PAST_96_XX	Date: is 96 hours or more before Received: date

header DATE_IN_FUTURE_03_06	eval:check_for_shifted_date('3', '6')
describe DATE_IN_FUTURE_03_06	Date: is 3 to 6 hours after Received: date

header DATE_IN_FUTURE_06_12	eval:check_for_shifted_date('6', '12')
describe DATE_IN_FUTURE_06_12	Date: is 6 to 12 hours after Received: date

header DATE_IN_FUTURE_12_24	eval:check_for_shifted_date('12', '24')
describe DATE_IN_FUTURE_12_24	Date: is 12 to 24 hours after Received: date

header DATE_IN_FUTURE_24_48	eval:check_for_shifted_date('24', '48')
describe DATE_IN_FUTURE_24_48	Date: is 24 to 48 hours after Received: date

header DATE_IN_FUTURE_48_96	eval:check_for_shifted_date('48', '96')
describe DATE_IN_FUTURE_48_96	Date: is 48 to 96 hours after Received: date

#header DATE_IN_FUTURE_96_XX	eval:check_for_shifted_date('96', 'undef')
meta DATE_IN_FUTURE_96_XX 	(0)
describe DATE_IN_FUTURE_96_XX	Date: is 96 hours or more after Received: date

header UNRESOLVED_TEMPLATE	eval:check_unresolved_template()
describe UNRESOLVED_TEMPLATE	Headers contain an unresolved template

header SUBJ_ALL_CAPS		eval:subject_is_all_caps()
describe SUBJ_ALL_CAPS		Subject is all capitals


header LOCALPART_IN_SUBJECT	eval:check_for_to_in_subject('user')
describe LOCALPART_IN_SUBJECT	Local part of To: address appears in Subject

header MSGID_OUTLOOK_INVALID	eval:check_outlook_message_id()
describe MSGID_OUTLOOK_INVALID	Message-Id is fake (in Outlook Express format)

header HEADER_COUNT_CTYPE	eval:check_header_count_range('Content-Type','2','999')
describe HEADER_COUNT_CTYPE	Multiple Content-Type headers found

endif

###########################################################################

ifplugin Mail::SpamAssassin::Plugin::MIMEEval

# this is also mostly-theoretical, so allow 0 hits
header HEAD_LONG                eval:check_msg_parse_flags('truncated_header')
describe HEAD_LONG              Message headers are very long
tflags HEAD_LONG                userconf

header MISSING_HB_SEP		eval:check_msg_parse_flags('missing_head_body_separator')
describe MISSING_HB_SEP		Missing blank line between message header and body
tflags MISSING_HB_SEP		userconf

endif

###########################################################################

ifplugin Mail::SpamAssassin::Plugin::RelayEval

header __UNPARSEABLE_RELAY_COUNT        eval:check_relays_unparseable()
tflags __UNPARSEABLE_RELAY_COUNT        userconf

meta	 UNPARSEABLE_RELAY	(__UNPARSEABLE_RELAY_COUNT >= 1)
tflags	 UNPARSEABLE_RELAY	userconf
describe UNPARSEABLE_RELAY      Informational: message has unparseable relay lines


header RCVD_HELO_IP_MISMATCH	eval:helo_ip_mismatch()
describe RCVD_HELO_IP_MISMATCH	Received: HELO and IP do not match, but should

# not used directly right now due to FPs; but CONFIRMED_FORGED turns it
# into a 1.0 S/O rule anyway, so that's not a problem ;)
# 2.626   3.6340   1.5251    0.704   0.34    1.44  FORGED_RCVD_TRAIL
# 0.956   3.3890   0.0000    1.000   0.98    4.30  CONFIRMED_FORGED
header __FORGED_RCVD_TRAIL	eval:check_for_forged_received_trail()

header NO_RDNS_DOTCOM_HELO	eval:check_for_no_rdns_dotcom_helo()
describe NO_RDNS_DOTCOM_HELO	Host HELO'd as a big ISP, but had no rDNS

endif

ifplugin Mail::SpamAssassin::Plugin::HeaderEval

header __ENV_AND_HDR_FROM_MATCH	eval:check_for_matching_env_and_hdr_from()

endif

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