Editing: /etc/mail/spamassassin/KAM_redirectors.cf
#KAM GOOGLE SPAM uri __KAM_GOOGLE_REDIR /^https?:\/\/(?:www\.)?google\..{2,6}\/(?:url\?q=|amp\/(?:s\/)?)/i uri __FACEBOOK_SHARER m;https?://(?:www\.)?facebook\.com/sharer/sharer\.php;i if (version >= 4.000000) ifplugin Mail::SpamAssassin::Plugin::Redirectors url_redirector_timeout 2 url_redirector_params (?:adurl|af_web_dp|cm_destination|continue|destination|destURL|goto|h|l|login|location|p1|pval|r|redir|redirect|redirectTo|ret_url|return|returnUrl|referer|service|target|tid|u|url)=(.*) url_redirector .allaincemh.com url_redirector .australia4wdrentals.com url_redirector .awstrack.me url_redirector .benchurl.com url_redirector .blob.core.windows.net url_redirector .cc.rs6.net url_redirector .exactag.com url_redirector .hosted.phplist.com url_redirector .href.li url_redirector .maverickcrm.com url_redirector .msn.com url_redirector .msn.com.br url_redirector .protection.sophos.com url_redirector .yandex.net url_redirector .yandex.ru url_redirector auctiva.com url_redirector bing.com url_redirector cdn.dragon.cere.network url_redirector channelchief.varindia.com url_redirector clickeu.crmact.com url_redirector email.mail.bloom.io url_redirector email.mg.evista.hu url_redirector flac24bitsearch.com url_redirector iplogger.com url_redirector link.sowl.to url_redirector links.e.shopmyexchange.com url_redirector linklock.titanhq.com url_redirector mccarthysearch.com url_redirector post.spmailtechnolo.com url_redirector_get .pstmrk.it url_redirector_get docsend.com url_redirector_get email.idxhome.co url_redirector_get followup.cc url_redirector_get google.ae url_redirector_get google.al url_redirector_get google.be url_redirector_get google.ca url_redirector_get google.co.ls url_redirector_get google.co.uk url_redirector_get google.com url_redirector_get google.com.af url_redirector_get google.com.ag url_redirector_get google.com.cu url_redirector_get google.cz url_redirector_get google.de url_redirector_get google.es url_redirector_get google.it url_redirector_get googleadservices.com url_redirector_get hdaud.io url_redirector_get linksmail.geosolinc.com url_redirector_get t.nypost.com body __GEN_REDIR_URLB eval:redir_url() meta GB_GEN_REDIR_URL __GEN_REDIR_URLB && !__FACEBOOK_SHARER describe GB_GEN_REDIR_URL Message has one or more redirected URLs score GB_GEN_REDIR_URL 0.5 body GB_REDIR_URL_CHAINED eval:redir_url_chained() describe GB_REDIR_URL_CHAINED Message has redirected URL chained to other redirectors score GB_REDIR_URL_CHAINED 0.5 body GB_REDIR_URL_MAXCHAIN eval:redir_url_maxchain() describe GB_REDIR_URL_MAXCHAIN Message has redirected URL that causes too many redirections score GB_REDIR_URL_MAXCHAIN 0.001 body GB_REDIR_URL_LOOP eval:redir_url_loop() describe GB_REDIR_URL_LOOP Message has redirected URL that loops back to itself score GB_REDIR_URL_LOOP 0.001 # meta rule for generic redirector meta __GB_ANY_REDIR GB_GEN_REDIR_URL describe __GB_ANY_REDIR Redirector found else header __GB_FROM_GCAL0 From:addr =~ /calendar\-notification\@google\.com/ uri __GB_FROM_GCAL1 /mailto\:calendar\-notification\@google\.com/ meta KAM_GOOGLE_REDIR ( __KAM_GOOGLE_REDIR && !__GB_FROM_GCAL0 && !__GB_FROM_GCAL1 ) # meta KAM_GOOGLE_REDIR __KAM_GOOGLE_REDIR describe KAM_GOOGLE_REDIR Use of Google redir score KAM_GOOGLE_REDIR 1.5 #MSN Brasil REDIRECTOR - Known exploit since at least 2007!! http://www.xssed.com/mirror/14129/ uri KAM_MSNBR_REDIR /g.msn.com.br\/BR9\/1369.0/i describe KAM_MSNBR_REDIR Use of MSN Brasil Redirector for Spam seen in 2011 score KAM_MSNBR_REDIR 5.0 # Adobe redirector uri GB_ADOBE_REDIR m|^https?://\w+\-rt\-prod\d+\-t.campaign.adobe.com/r/\?id=.{8,24}&p1=|i describe GB_ADOBE_REDIR Adobe redirector score GB_ADOBE_REDIR 1.5 # Bing redirector uri GB_BING_REDIR m|^https?://(?:www.)?bing.com/ck/a\?!&&p=.{32,128}&ptn=\d+&|i describe GB_BING_REDIR Microsoft Bing redirector score GB_BING_REDIR 1.5 # Bizzabo redirector uri GB_BIZZABO_REDIR m|^https?://events.bizzabo.com/auth/emailAssociatedLogin/verifyTokenAndRedirect\?token=.{10,128}&redirectUrl=|i describe GB_BIZZABO_REDIR Bizzabo redirector score GB_BIZZABO_REDIR 1.5 # Windows redirector uri GB_WINDOWS_REDIR m|^https?://\w+.blob.core.windows.net/\w+/\w+.html?\#\w{2}/\d{5}_md/\d+/|i describe GB_WINDOWS_REDIR Windows redirector score GB_WINDOWS_REDIR 4.5 # Disq.us redirector uri GB_DISQUS_REDIR m|^https?://(?:www\.)?disq.us/?\?url=https?:|i describe GB_DISQUS_REDIR Disq.us redirector score GB_DISQUS_REDIR 1.5 # Yandex redirector uri GB_YANDEX_REDIR m;^https?://[^/]*sba\.yandex\.(?:net|ru)/redirect\?;i describe GB_YANDEX_REDIR Yandex redirect used to obscure spamvertised website score GB_YANDEX_REDIR 1.5 # Flashtalking redirector uri GB_FLASHTALK_REDIR m;^https?://servedby\.flashtalking\.com/click/.{16,256}&url=https?://;i describe GB_FLASHTALK_REDIR Flashtalking redirector score GB_FLASHTALK_REDIR 1.5 # RetailRocket redirector uri GB_RETAILROCKET_REDIR m;^https?://clickproxy\.retailrocket\.net/\?url\.aspx.{1,32}url=http;i describe GB_RETAILROCKET_REDIR RetailRocket redirector score GB_RETAILROCKET_REDIR 1.5 # ShopMyExchange redirector uri GB_SHOPMYEXC_REDIR m;^https?://links\.e\.shopmyexchange\.com/.{4,128}&kd=;i describe GB_SHOPMYEXC_REDIR ShopMyExchange redirector score GB_SHOPMYEXC_REDIR 1.5 # Allaincemh redirector uri GB_ALLAINCEMH_REDIR m;^https?://url\d+\.allaincemh\.com/ls/click\?;i describe GB_ALLAINCEMH_REDIR Allaincemh redirector score GB_ALLAINCEMH_REDIR 1.5 # Bloom.io redirector uri GB_BLOOMIO_REDIR m;^https?://email\.mail\.bloom\.io/c/.{256,512};i describe GB_BLOOMIO_REDIR bloom.io redirector score GB_BLOOMIO_REDIR 1.5 # Dell redirector uri GB_DELL_REDIR m;^https?://\w\.\w{2}\.home\.dell\.com/r/\?.{8,128}\&p1=;i describe GB_DELL_REDIR Dell redirector score GB_DELL_REDIR 1.5 # Oneclick redirector uri GB_ONECLICK_REDIR m;^https?://go\.onelink\.me/\d+\?pid=InProduct.{16,128}&af_web_dp=https?://;i describe GB_ONECLICK_REDIR Oneclick redirector score GB_ONECLICK_REDIR 1.5 # Powerobjects redirector uri GB_POWEROBJECTS_REDIR m;^https?://pocloudcentral\.crm\.powerobjects\.net/PowerEmailWebsite/GetUrl\d+\.aspx\?.{16,128}\&pval=https?://;i describe GB_POWEROBJECTS_REDIR Powerobjects redirector score GB_POWEROBJECTS_REDIR 1.5 # Kmail-lists redirector uri GB_KMAIL_LISTS_REDIR m;^https?://manage\.kmail\-lists\.com/subscriptions/subscribe/update\?.{16,128}&r=https?;i describe GB_KMAIL_LISTS_REDIR Kmail-lists redirector score GB_KMAIL_LISTS_REDIR 1.5 # Emlnk redirector uri GB_EMLNK_REDIR m;^https?://\w+\.\w+\.emlnk\.com/Prod/link\-tracker\?.{4,64}&redirectUrl=;i describe GB_EMLNK_REDIR Emlnk redirector score GB_EMLNK_REDIR 1.5 # Benchurl redirector uri GB_BENCH_REDIR m;^https?://clt\d{4,16}\.benchurl\.com/c/l\?.{8,64}&email\=;i describe GB_BENCH_REDIR Benchurl redirector score GB_BENCH_REDIR 1.5 # Originsmarket redirector uri GB_ORIGINSMARKET_REDIR m;https?://sp\-track\.originsmarket\.com\.au/api/v1/track/click/\d+/\d+/.{32,64}\?redirecturl=https?://;i describe GB_ORIGINSMARKET_REDIR Originsmarket redirector score GB_ORIGINSMARKET_REDIR 1.5 # Contactmonkey redirector uri GB_CONTACTMONKEY_REDIR m;^https?://contactmonkey\.com/api/v1/tracker.{32,256}\&cm_destination=https?://;i describe GB_CONTACTMONKEY_REDIR Contactmonkey redirector score GB_CONTACTMONKEY_REDIR 1.5 # Turkmenportal redirector uri GB_TURKMEN_REDIR m;^https?://turkmenportal\.com/\w{2}/banner/\w/leave\?url=(?:https?:)?//;i describe GB_TURKMEN_REDIR Turkmenportal redirector score GB_TURKMEN_REDIR 1.5 # Zafos redirector uri GB_ZAFOS_REDIR m;^https?://zafos\.com/app/newsletter/tracklink\?.{8,32}\&tid=https?://;i describe GB_ZAFOS_REDIR Zafos redirector score GB_ZAFOS_REDIR 1.5 # SleadTrack redirector uri GB_SLEAD_REDIR m;^https?://click\.sleadtrack\.com/link\?.{32,128}\&url=https?;i describe GB_SLEAD_REDIR SleadTrack redirector score GB_SLEAD_REDIR 1.5 # editions-legislatives.fr redirector uri GB_EDLEG_REDIR m;^https?://\w{2}\.\w{1}\.editions\-legislatives\.fr/r/\?.{16,64}\&p1=\w+\.\w+;i describe GB_EDLEG_REDIR editions-legislatives.fr redirector score GB_EDLEG_REDIR 1.5 # Exactag redirector uri GB_EXACTAG_REDIR m;^https?://(?:m\.|www\.)?exactag\.com/ai\.aspx\?.{8,64}&url=;i describe GB_EXACTAG_REDIR Exactag redirector score GB_EXACTAG_REDIR 1.5 # Awstrack redirector uri GB_AWSTRACK_REDIR m;^https?://\w+\.\w\.[a-z0-9-]+\.awstrack\.me/\w{2}/https?:;i describe GB_AWSTRACK_REDIR Awstrack redirector score GB_AWSTRACK_REDIR 1.5 # Vnuspa redirector uri GB_VNUSPA_REDIR m;^https?://(?:www\.)?vnuspa\.org/\w{2}/go\.php\?url=https?://;i describe GB_VNUSPA_REDIR Vnuspa redirector score GB_VNUSPA_REDIR 1.5 # Lnks redirector uri GB_LNKS_REDIR m;^https?://lnks\.io/r\.php\?.{16,128}\&destURL=https?;i describe GB_LNKS_REDIR Lnks redirector score GB_LNKS_REDIR 1.5 # 3D Model Space redirector uri GB_3DMODEL_REDIR m;^https?://(?:www\.)3dmodelspace\.com/ad\.jsp\?.{4,16}\&l=https;i describe GB_3DMODEL_REDIR 3D Model Space redirector score GB_3DMODEL_REDIR 1.5 # Generic Php redirector uri GB_PHP_REDIR /\.php\?.{0,128}url=https?\:\/\// describe GB_PHP_REDIR Php redirector score GB_PHP_REDIR 1.0 # href.li abused redirector uri GB_HREF_LI_REDIR m;https?://href\.li/\??https?://;i describe GB_HREF_LI_REDIR Href.li abused redirector score GB_HREF_LI_REDIR 2.5 if (version >= 4.000000) if can(Mail::SpamAssassin::Conf::feature_capture_rules) ifplugin Mail::SpamAssassin::Plugin::AskDNS uri __GAD_REDIR_URL m;(?:adclick\.\w\.doubleclick\.net/pcs/click|(?:www)?\.googleadservices\.com/pagead/aclk)\?.{64,1024}\&adurl=https?//(?<GAD_REDIR_URL>.*)/; askdns GB_GAD_REDIR _GAD_REDIR_URL_.wild.pccc.com A 127.0.0.4 describe GB_GAD_REDIR Abused Google Ads redirector score GB_GAD_REDIR 9.0 uri __G_REDIR_URL m;https?://(?:www\.)?google\..{2,6}/(?:amp/(?:s/)?|url\?q=)(?:https://)?(?<G_REDIR_URL>[a-z0-9\-_\.]+)(?:/|\?|$);i askdns GB_G_REDIR _G_REDIR_URL_.wild.pccc.com A 127.0.0.4 describe GB_G_REDIR Abused Google search redirector score GB_G_REDIR 9.0 endif endif endif # meta rule for non generic redirector meta __GB_NOTGEN_REDIR ( KAM_GOOGLE_REDIR || KAM_MSNBR_REDIR || GB_ADOBE_REDIR || GB_BING_REDIR || GB_BIZZABO_REDIR || GB_WINDOWS_REDIR || GB_DISQUS_REDIR || GB_YANDEX_REDIR || GB_FLASHTALK_REDIR || GB_RETAILROCKET_REDIR || GB_SHOPMYEXC_REDIR || GB_ALLAINCEMH_REDIR || GB_BLOOMIO_REDIR || GB_DELL_REDIR || GB_ONECLICK_REDIR || GB_POWEROBJECTS_REDIR || GB_KMAIL_LISTS_REDIR || GB_EMLNK_REDIR || GB_BENCH_REDIR || GB_ORIGINSMARKET_REDIR || GB_CONTACTMONKEY_REDIR || GB_TURKMEN_REDIR || GB_ZAFOS_REDIR || GB_SLEAD_REDIR || GB_EDLEG_REDIR || GB_EXACTAG_REDIR || GB_AWSTRACK_REDIR || GB_VNUSPA_REDIR || GB_LNKS_REDIR || GB_3DMODEL_REDIR || GB_PHP_REDIR || GB_HREF_LI_REDIR ) describe __GB_NOTGEN_REDIR Non generic redirector found if can(Mail::SpamAssassin::Conf::feature_capture_rules) ifplugin Mail::SpamAssassin::Plugin::AskDNS uri __GEN_REDIR_URL m;https?://.{8,512}(?:\?|\&)(?:adurl|af_web_dp|cm_destination|destination|destURL|l|location|p1|pval|r|_?(?:redir(?:ect)?(?:to)?|return)(?:Url)?|ret_url|referer|scl_url|service|tid|u|url)+\=(?:https?)?(?:\:?//)?(?:\%3A\%2F\%2F|\%253A)?(?:www\.)?(?<GEN_REDIR_URL>[a-z0-9\-_]+\.[a-z0-9\-_\.]+);i meta GB_GEN_REDIR_URL __GEN_REDIR_URL && !__FACEBOOK_SHARER describe GB_GEN_REDIR_URL Redirector found in href link score GB_GEN_REDIR_URL 0.5 # XXX only generic rule should hit askdns __GB_GEN_REDIR _GEN_REDIR_URL_.wild.pccc.com A 127.0.0.4 meta GB_GEN_REDIR ( __GB_GEN_REDIR && !__GB_NOTGEN_REDIR ) describe GB_GEN_REDIR Abused redirected uri found on Wild RBL score GB_GEN_REDIR 1.5 # limit 9.0 tflags GB_GEN_REDIR net endif endif # meta rule for generic redirector meta __GB_ANY_REDIR ( KAM_GOOGLE_REDIR || KAM_MSNBR_REDIR || GB_ADOBE_REDIR || GB_BING_REDIR || GB_BIZZABO_REDIR || GB_WINDOWS_REDIR || GB_DISQUS_REDIR || GB_YANDEX_REDIR || GB_FLASHTALK_REDIR || GB_RETAILROCKET_REDIR || GB_SHOPMYEXC_REDIR || GB_ALLAINCEMH_REDIR || GB_BLOOMIO_REDIR || GB_DELL_REDIR || GB_ONECLICK_REDIR || GB_POWEROBJECTS_REDIR || GB_KMAIL_LISTS_REDIR || GB_EMLNK_REDIR || GB_BENCH_REDIR || GB_ORIGINSMARKET_REDIR || GB_CONTACTMONKEY_REDIR || GB_TURKMEN_REDIR || GB_ZAFOS_REDIR || GB_SLEAD_REDIR || GB_EDLEG_REDIR || GB_EXACTAG_REDIR || GB_AWSTRACK_REDIR || GB_VNUSPA_REDIR || GB_LNKS_REDIR || GB_3DMODEL_REDIR || GB_PHP_REDIR || GB_HREF_LI_REDIR ) describe __GB_ANY_REDIR Redirector found endif endif uri __GB_DOUBLE_GREDIR /https:\/\/google\..{2,6}\/amp\/s\/.{3,64}/ tflags __GB_DOUBLE_GREDIR multiple maxhits=2 meta GB_DOUBLE_GREDIR ( __GB_DOUBLE_GREDIR >= 2 ) describe GB_DOUBLE_GREDIR Email with more then two Google redirectors score GB_DOUBLE_GREDIR 5.0 meta KAM_GOOGLE_FRESH_REDIR __GB_ANY_REDIR && ( FROM_FMBLA_NEWDOM || SEM_FRESH ) describe KAM_GOOGLE_FRESH_REDIR Redirector found on email sent by a new domain score KAM_GOOGLE_FRESH_REDIR 2.0 tflags KAM_GOOGLE_FRESH_REDIR net meta GB_REDIR_EXEURI ( __GB_ANY_REDIR && KAM_EXEURI ) describe GB_REDIR_EXEURI Redirector and uri to a .exe file score GB_REDIR_EXEURI 1.5
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