## khop-sc-neighbors.cf v 201011252 ## Khopesh's syndication of SpamCop's top offenders and top offending networks. ## ## Spamassassin rules written by Adam Katz ## http://khopesh.com/Anti-spam ## khopesh on irc://irc.freenode.net/#spamassassin ## ## sa-update --gpgkey E8B493D6 --channel khop-bl.sa.khopesh.com ## ## These rules are Copyright 2001-2009 by Adam Katz ## Licensed under the Creative Commons Non-Commercial Share-alike License 2.0. ## The code that generated this output is GNU Affero General Public License v3. ## Source data (copyright Cisco subsidiary SpamCop.net) taken from links below. ## The author is receptive to relicensing requests for this and its generator. ## ## Frequent updates are needed for these rules, so they are marked 'nopublish' ## This keeps them from being automatically promoted to SpamAssassin proper ## from the testing system, which affirms their usefulness. You can check ## their efficiency at http://ruleqa.spamassassin.org/?rule=%2FKHOP_SC # http://spamcop.net/w3m?action=map;mask=4294967295;net=0;sort=56 # Due to the massive block size, this rule only examines the last untrusted header __KHOP_SC_CIDR8 X-Spam-Relays-Untrusted =~ /^[^\]]* (?:by|ip)=(?-xism:\b(?:1(?:8[79]|13)|59)(?:\.[012]?\d{1,2}){3}\b) / # and gets cleaned up a bit meta KHOP_SC_CIDR8 __KHOP_SC_CIDR8 && !(__VIA_ML||__freemail_safe||__RCVD_IN_DNSWL||RCVD_IN_HOSTKARMA_WL) describe KHOP_SC_CIDR8 Relay CIDR /8 is among worst in SpamCop tflags KHOP_SC_CIDR8 nopublish score KHOP_SC_CIDR8 0.2 0.1 0.3 0.2 # spam/ham s/o corpus # 12.3692/1.0099 0.925 20100211 .2 .1 .3 .2 -> .1 .01 .1 .01 # 8.9412/1.1532 0.886 20100325 # 9.4362/0.4074 0.959 20100329 # 11.8281/0.4788 0.961 20100401 without meta # 11.8578/0.4495 0.961 20100402 half meta (oops). decreased worst 4/8->4/7 # 7.8856/0.1388 0.983 20100403 meta, net, solo=7.9236/0.4189 # changed from rank by spam count to rank by hosts reported, back to 4/8 # 12.1963/0.0356 0.997 20100406 (wow) solo=12.2454/0.0408@0.997 # 12.0753/0.0359 0.997 20100409 solo=12.1265/0.0412@0.997 # 12.1449/0.0139 0.999 20100410 net, solo=12.1966/0.0197@0.998, ->.2 .1 .3 .2 header __KHOP_SC_TOP_CIDR8 X-Spam-Relays-Untrusted =~ /^[^\]]* (?:by|ip)=(?-xism:\b(?:1(?:17|78|90)|95)(?:\.[012]?\d{1,2}){3}\b) / meta KHOP_SC_TOP_CIDR8 __KHOP_SC_TOP_CIDR8 && !(__VIA_ML||__freemail_safe||__RCVD_IN_DNSWL||RCVD_IN_HOSTKARMA_WL) describe KHOP_SC_TOP_CIDR8 Relay CIDR /8 leads SpamCop in worst /8s tflags KHOP_SC_TOP_CIDR8 nopublish score KHOP_SC_TOP_CIDR8 0.9 0.1 0.9 0.1 # spam/ham s/o corpus # 15.6795/0.1173 0.993 20100211 .5 .4 .8 .6 -> .6 .5 .8 .5 # 11.0578/0.3614 0.968 20100325 # 13.7809/0.4860 0.966 20100329 .9 .1 .9 .1 masscheck promoted # 14.1773/0.4799 0.967 20100401 # 14.1807/0.4960 0.966 20100402 without meta # 14.0841/0.0926 0.993 20100402 added meta (wow!) # 14.2553/0.0424 0.997 20100403 net, solo=14.3609/0.4888@0.967 # 11.6252/0.1263 0.989 20100406 solo=11.7104/0.5366@0.956 # 11.5987/0.1295 0.989 20100409 solo=11.6856/0.5731@0.953 # 11.6286/0.0475 0.996 20100410 net, solo=11.7224/0.6900@0.944, ->LE as above # http://www.spamcop.net/w3m?action=map;net=bmaxcnt;mask=16777215;sort=spamcnt header KHOP_SC_CIDR16 Received =~ /___ FAILED TO POPULATE ___/ describe KHOP_SC_CIDR16 Relay CIDR /16 is among worst in SpamCop tflags KHOP_SC_CIDR16 nopublish score KHOP_SC_CIDR16 1.6 0.5 1.6 0.5 # spam/ham s/o corpus # 0.7444/0.0129 0.983 20100211 # 0.5943/0.0139 0.977 20100325 .6 .5 .9 .75 # 0.8767/0.0167 0.981 20100329 1.6 .5 1.6 .5 masscheck promoted # 0.6952/0.0011 0.998 20100401 increased worst offenders 6/12->9/15 @ 20100401 # 0.6814/0.0149 0.979 20100402 # 0.4399/0.0008 0.998 20100403 net run # 0.2102/0.0011 0.995 20100406 # 0 /0 0 20100409 (wha!?) # crap, still empty 20100410 bad scrape, script failed to populate rule header KHOP_SC_TOP_CIDR16 Received =~ /(?-xism:\b1(?:1(?:3\.(?:169|22)|8\.96)|2(?:3\.2[367]|5\.160))(?:\.[012]?\d{1,2}){2}\b)/ describe KHOP_SC_TOP_CIDR16 Relay CIDR /16 leads SpamCop in worst /16s tflags KHOP_SC_TOP_CIDR16 nopublish score KHOP_SC_TOP_CIDR16 2.0 0.5 2.0 0.5 # spam/ham s/o corpus # 0.8862/0.0008 0.999 20100211 # 0.5738/0.0008 0.999 20100325 .9 .8 1.3 1.2 # 0.6658/0 1.000 20100329 2 .5 2 .5 masscheck promoted # 0.8374/0 1.000 20100401 # 1.1534/0 1.000 20100402 # 1.2077/0.0145 0.988 20100403 net run # 1.2155/0.0142 0.988 20100406 # 1.2779/0.0142 0.989 20100409 # 1.0611/0.0009 0.999 20100410 net # http://spamcop.net/w3m?action=map;net=cmaxcnt;mask=65535;sort=spamcnt header KHOP_SC_CIDR24 Received =~ /(?-xism:\b(?:2(?:1(?:6\.(?:157\.1(?:4[68]|54)|81\.71)|3\.233\.64|7\.118\.82)|07\.57\.122)|1(?:74\.1(?:22\.10|37\.4)1|13\.162\.218|25\.162\.243)|6(?:4\.187\.113|9\.172\.199)|9(?:5\.158\.184|1\.203\.67)|8(?:9\.232\.105|3\.149\.3))\.[012]?\d{1,2}\b)/ describe KHOP_SC_CIDR24 Relay CIDR /24 is among worst in SpamCop tflags KHOP_SC_CIDR24 nopublish score KHOP_SC_CIDR24 2.5 0.6 2.5 0.6 # spam/ham s/o corpus # 0.1350/0 1.000 20100211 # 0.0798/0 1.000 20100325 .9 .8 1.3 1.2 # 0.0159/0 1.000 20100329 2.5 .6 2.5 .6 masscheck promoted # 0.1577/0 1.000 20100401 # added top host-count /24s, increased worst offenders 6/12->8/15 @ 20100401 # 0.1223/0 1.000 20100402 (oops, too small a pool) # host-count 84/64->84/50, offenders 8/15->10/20 @ 20100402 # 0.2547/0 1.000 20100403 net # 0.2126/0 1.000 20100406 # 0.2960/0 1.000 20100409 # 0.2905/0 1.000 20100410 net header KHOP_SC_TOP_CIDR24 Received =~ /(?-xism:\b(?:2(?:1(?:7\.(?:118\.90|66\.146|8\.225)|6\.(?:81\.7[023]|157\.150)|8\.248\.64|1\.147\.3|3\.87\.76)|0(?:3\.(?:152\.2|82\.95)|0\.125\.169|5\.251\.152|8\.82\.115|9\.51\.134))|1(?:13\.16(?:2\.(?:1(?:2[45]|00|17)|2(?:28|44)|7[479]|6[57]|[59]6)|7\.111)|86\.2\.1(?:36|44)|94\.170\.16|78\.32\.64)|8(?:5\.26\.(?:2(?:3[2345]|41)|16[45])|1\.192\.(?:2(?:11|38)|199)|3\.149\.(?:[24]1|35?)|2\.178\.69)|7(?:7\.232\.14[23]|9\.106\.109)|41\.254\.[01]|61\.19\.6[56]|98\.139\.91)\.[012]?\d{1,2}\b)/ describe KHOP_SC_TOP_CIDR24 Relay CIDR /24 leads SpamCop in worst /24s tflags KHOP_SC_TOP_CIDR24 nopublish score KHOP_SC_TOP_CIDR24 2.7 0.6 2.7 0.6 # spam/ham s/o corpus # 0.2528/0.0092 0.965 20100211 # 0.2231/0.0112 0.952 20100325 1.7 1.5 1.9 1.8 # 0.0249/0 1.000 20100329 2.7 .6 2.7 .6 masscheck promoted # 0.1594/0 1.000 20100401 # 0.6448/0 1.000 20100402 (wow!) # 0.6896/0 1.000 20100403 net # 0.6255/0.0045 0.993 20100406 # 0.7261/0.0045 0.994 20100409 # 0.7447/0.0054 0.993 20100410 net # http://www.spamcop.net/w3m?action=hoshame header KHOP_SC_TOP200 Received =~ /(?-xism:\b(?:2(?:1(?:6\.(?:157\.1(?:5(?:0\.(?:1(?:28|92)|64|2)|4\.(?:128|2))|4(?:6\.(?:1(?:28|92)|64)|8\.(?:64|2)))|81\.7(?:[02]\.(?:1(?:28|92)|64|2)|3\.(?:128|64|2)|1\.(?:192|64))|69\.15\.60)|0\.(?:212\.1(?:97\.16|63\.4)2|196\.73\.98|91\.239\.10)|2\.(?:199\.197\.121|52\.129\.193|3\.113\.2)|9\.1(?:47\.(?:208\.34|172\.2)|57\.200\.19)|7\.(?:173\.21\.5|76\.2\.129)|1\.1(?:3\.204\.1|47\.3\.74)|8\.248\.44\.196|3\.186\.38\.38)|0(?:5\.(?:251\.1(?:52\.1(?:3[0134]|29)|40\.1(?:88|90))|178\.152\.10)|1\.(?:1(?:16\.140\.246|44\.130\.21)|251\.250\.3)|8\.(?:82\.115\.178|131\.186\.2)|9\.51\.134\.2(?:1[56789]|2[01])|0\.108\.109\.179|7\.57\.122\.80)|2(?:2\.(?:1(?:24\.178\.158|35\.111\.162)|252\.223\.2)|0\.(?:181\.83\.254|231\.69\.13)|1\.207\.145\.66)|4\.(?:22\.131\.160|34\.218\.114|64\.74\.58)|7\.38\.(?:83\.201|12\.20))|1(?:9(?:5\.(?:16(?:1\.(?:40\.10|8\.1|9\.2)|0\.253\.4)|9(?:1\.54\.12[01]|5\.223\.17)|23\.79\.174|70\.61\.253)|0\.(?:147\.7\.153|30\.236\.34)|4\.1(?:35\.105\.1|70\.16\.85)|9\.236\.117\.210|3\.227\.11\.116)|1(?:1\.(?:224\.250\.13[2345]|68\.108\.200|92\.243\.162)|(?:7\.211\.83\.13|8\.96\.10\.22)1|3\.1(?:62\.237\.33|1\.195\.38)|2\.133\.203\.42|5\.124\.92\.234)|2(?:3\.(?:138\.216\.53|27\.79\.11)|4\.1(?:58\.110\.64|24\.43\.32)|1\.52\.15(?:8\.245|2\.2)|2\.252\.234\.74|5\.20\.82\.195|\.42\.122\.118)|7(?:4\.1(?:22\.101\.92|37\.41\.233)|8\.32\.64\.195)|63\.2(?:0\.(?:94\.130|8\.5)|1\.100\.4)|50\.101\.137\.35)|6(?:2\.(?:1(?:29\.201\.209|19\.28\.251|95\.116\.74)|212\.216\.249)|1\.1(?:39\.151\.(?:18|22)|42\.213\.158|12\.19\.81|26\.28\.97)|6\.(?:1(?:17\.247\.178|97\.230\.101)|204\.175\.189)|4\.1(?:87\.113\.2(?:2[89]|30)|79\.106\.186)|9\.(?:172\.199\.176|64\.155\.181)|7\.2(?:46\.180\.199|2\.135\.5)|0\.191\.93\.219|8\.71\.135\.90)|8(?:2\.(?:1(?:93\.140\.168|14\.76\.210|40\.91\.41)|77\.224\.35)|9\.161\.(?:2(?:06\.147|40\.212)|1(?:41\.147|58\.80))|0\.(?:(?:97\.199\.13|65\.16\.7)1|122\.199\.138)|3\.1(?:42\.111\.228|3\.197\.130|6\.167\.14)|4\.1(?:21\.66\.147|5\.191\.254)|5\.153\.(?:18\.132|4\.120)|8\.59\.66\.58)|7(?:7\.(?:2(?:3(?:2\.6(?:9\.160|8\.23)|9\.254\.31)|23\.5\.7[2345])|92\.159\.102)|0\.(?:108\.253\.223|92\.164\.215)|6\.(?:161\.241\.115|20\.16\.10)|4\.(?:86\.147\.195|50\.95\.17)|8\.159\.134\.24[23]|5\.141\.215\.220|1\.2\.34\.194)|9(?:1\.(?:2(?:00\.156\.95|14\.83\.2)|193\.199\.4)|2\.(?:241\.182\.36|43\.26\.42)|3\.(?:73\.102\.220|188\.9\.34)|7\.117\.107\.54|9\.11\.169\.198)|5(?:8\.(?:250\.11(?:6\.1(?:09|23)|8\.(?:224|62)|7\.1(?:57|3))|185\.35\.121)|9\.25\.182\.92)|41\.(?:137\.(?:(?:24|30|56)\.4|63\.20[123])|206\.13\.3))\b)/ describe KHOP_SC_TOP200 Relay listed in SpamCop top 200 spammer IPs tflags KHOP_SC_TOP200 nopublish score KHOP_SC_TOP200 4 0 4 0 # unnecessary if DNSBLs work # spam/ham s/o corpus # 1.2552/0 1.000 20100211 # 0.8558/0 1.000 20100325 3.4 3.2 3.7 3.5 # 0.1265/0 1.000 20100329 4 0 4 0 masscheck promoted # 0.7066/0 1.000 20100401 # 0.6558/0 1.000 20100403 net # 0.6211/0 1.000 20100406 # 0.5307/0 1.000 20100409 # 0.5617/0 1.000 20100410 net # PSBL-neighbors: any /24 with 73+ (2/7, 29%) IPs in the PSBL (not SpamCop), # as obtained from rsync://psbl-mirror.surriel.com::psbl/psbl.txt header KHOP_PSBL_CIDR24 X-Spam-Relays-Untrusted =~ /(?-xism:\b(?:1(?:1(?:3\.(?:16(?:2\.(?:1(?:2[0458]|1[78]|4[13]|00|33)|2(?:2[4578]|4[3456]|3[48]|18)|6[157]|7[479]|9[67]|56|87)|8\.1(?:3[017]|4[13]?|28)|7\.(?:1(?:11|29|34)|50)|9\.18[013])|22\.8)|7\.(?:2(?:0(?:0\.(?:1(?:7[6789]|6[04]|80|93)|2(?:1[013456]|0[89]))|3\.144|4\.145)|4(?:1\.(?:2(?:4[89]|32)|8[012]|144)|2\.(?:1(?:96)?|0)))|19(?:8\.(?:8[23479]|93)|9\.183))|9\.15(?:9\.(?:2(?:1[124567]|0[1289]|2[0123])|19[2345689])|3\.(?:[034567]|1[123456]?|9[012578]?|8[13457]?)|5\.(?:10[01]?|9[6789]|34)|6\.2[05])|6\.71\.(?:2(?:[79]|1[0124568]?|2[023]|09?)|1(?:[01]|4[4579]|5[01])?|63|7)|0\.49\.(?:193|205)|8\.71\.9)|8(?:6\.2\.1(?:36|44)|0\.194\.[01]|8\.135\.2)|2(?:5\.(?:162\.243|234\.144)|3\.18\.167)|\.53\.148)|2(?:1(?:3\.(?:87\.(?:8[01789]|7[46]|90)|108\.172)|7\.(?:8\.2(?:3[68]|25)|118\.90|66\.146)|2\.(?:3\.128|95\.7)|8\.248\.64)|0(?:3\.(?:152\.2|82\.95)|2\.152\.(?:194|243))|22\.254\.7[78]|7\.96\.152)|8(?:5\.26\.(?:1(?:6[45]|8[36])|2(?:3[2345]|41))|2\.1(?:28\.(?:5[45]|8[47])|78\.69)|3\.149\.(?:4[1345]|3[56]?|2[18])|1\.192\.(?:2(?:1[15]|38)|199)|9\.204\.1(?:37|53)|0\.83\.239)|5(?:9\.9(?:9\.(?:1(?:5[2345]|2[89]|3[01])|5[6789]|[46]0)|7\.2(?:0[89]|1[06])|8\.152|5\.21)|8\.186\.(?:220|14))|41\.(?:2(?:02\.19[45]|54\.[012])|95\.[48])|92\.39\.(?:7[079]|65)|61\.19\.6[567]|77\.232\.142)\.[012]?\d{1,2}\b)/ describe KHOP_PSBL_CIDR24 Relay's IP/24 CIDR contains many PSBL hits tflags KHOP_PSBL_CIDR24 nopublish score KHOP_PSBL_CIDR24 1.8 0.8 1.8 0.8 # spam/ham s/o corpus # 0.5363/0 1.000 20100401 # 0.7486/0 1.000 20100402 # 0.7317/0 1.000 20100403 net run. min hosts 73->65 # 0.9316/0 1.000 20100406 # 0.9473/0 1.000 20100409 # 0.9545/0 1.000 20100410 net # test for ruleqa, 20100409, http://ruleqa.spamassassin.org/?rule=/KHOP_SPAMMY meta __KHOP_SPAMMY_CIDR24 KHOP_PSBL_CIDR24||KHOP_SC_CIDR24||KHOP_SC_TOP_CIDR24 # est. 1.2/0.0050@.996, floor: 1.0/0.0112@.989, ceiling: 1.4/0@1 # spam/ham s/o corpus # 1.2645/0.0054 0.996 20100410 net # 1.1562/0.0058 0.995 20100417 net meta __KHOP_SPAMMY_CIDR16 KHOP_SC_CIDR16||KHOP_SC_TOP_CIDR16 # est. 1.4/0.02@.986, floor: 1.3/0.0312@.977, ceiling: 2.0/0.0150@.993 # spam/ham s/o corpus # 1.0611/0.0009 0.999 20100410 net # 1.9539/0.0152 0.992 20100417 net meta __KHOP_SPAMMY_CIDR8 KHOP_SC_CIDR8||KHOP_SC_TOP_CIDR8 # est. 23.7/0.15@.994, floor: 23/0.2685@.988, ceiling: 26.5/0.0789@.997 # spam/ham s/o corpus # 23.7686/0.0614 0.997 20100410 net # 22.2300/0.0616 0.997 20100417 net meta __KHOP_SPAMMY_SUBNET __KHOP_SPAMMY_CIDR24||__KHOP_SPAMMY_CIDR16 # est. 26.2/0.175@.993, floor: 24.5/0.5@.980, ceiling: 30.1/0.1@.997 # spam/ham s/o corpus # 25.6744/0.0677 0.997 20100410 net, beat estimated ceiling (for ham)! # 23.7846/0.0826 0.997 20100417 net, beat ceiling ham, but beat floor spam # 23.7505/0.1041 0.996 20100418 too much ham, nixing /8, new est. 3.0/.02@.993 # Bump these up to compensate for expected but absent overlap (94+% noted below) if (! plugin(Mail::SpamAssassin::Plugin::DNSEval) ) score KHOP_SC_CIDR8 (0) (0.1) (0) (0.2) # BRBL(98%) score KHOP_SC_TOP_CIDR8 (0) (0.9) (0) (0.9) # BRBL(98%) score KHOP_SC_CIDR16 (0) (1.5) (0) (1.5) # BRBL(99%), PBL(98%) score KHOP_SC_TOP_CIDR16 (0) (1.7) (0) (1.7) # BRBL(99%), PBL(94%) score KHOP_SC_CIDR24 (0) (1.9) (0) (1.9) # SC(99) BRBL(96) MSPIKE(96) score KHOP_SC_TOP_CIDR24 (0) (2.1) (0) (2.1) # MSPIKE(99) SC(98) BRBL(97) ... # PSBL(97) HOSTKARMA(97) score KHOP_SC_TOP200 (0) (4.4) (0) (4.4) # SC(99) PSBL(99) ... # HOSTKARMA(99) SEMBLACK(99) BRBL(98) MSPIKE(94) score KHOP_PSBL_CIDR24 (0) (1.5) (0) (1.5) # BRBL(98) XBL(95) endif