## khop-sc-neighbors.cf v 201102171 ## 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(?:22|89)|41|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(?:22\.164|18\.96)(?:\.[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(?:(?:(?:3\.233|8\.248)\.6|0\.48\.15)4|7\.118\.81)|00\.(?:98\.246|80\.13))|1(?:8(?:4\.154\.138|7\.45\.193)|78\.49\.255|95\.161\.9)|8(?:5\.2(?:5\.13|6\.22)5|1\.192\.238)|9(?:4\.102\.209|5\.129\.166)|77\.232\.142|58\.64\.187|62\.183\.85)\.[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(?:8(?:5\.(?:26\.(?:1(?:6[45]|8[36])|2(?:3[2345]|41))|115\.248)|3\.149\.(?:3[68]?|4[15]|21)|1\.192\.(?:2(?:11|38)|199)|8\.19(?:0\.12|1\.78)|0\.83\.23[89]|2\.178\.69)|2(?:1(?:3\.(?:87\.(?:1(?:28|36)|74)|226\.63)|7\.(?:118\.(?:83|90)|66\.146|8\.225))|0(?:2\.152\.243|8\.71\.172|9\.51\.150|3\.82\.95))|1(?:7(?:8\.162\.135|4\.36\.86)|13\.10\.163|95\.91\.70)|9(?:5\.154\.240|1\.203\.67|8\.139\.91)|6(?:0\.199\.201|1\.19\.66)|41\.(?:254\.[01]|95\.4)|50\.23\.193)\.[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(?:0(?:2\.(?:28\.(?:66\.251|24\.99)|(?:64\.77|75\.36)\.93|152\.194\.128)|0\.(?:9(?:5\.162\.206|8\.246\.205|4\.104\.10)|80\.13\.66)|9\.(?:51\.150\.1(?:8[679]|90)|212\.153\.2(?:18|22))|4\.(?:1(?:88\.168\.1|11\.83\.5)1|8\.46\.130)|8\.(?:71\.172\.1(?:5[123]|4[56])|51\.44\.34)|1\.(?:144\.148\.82|218\.195\.10)|5\.161\.223\.232|6\.255\.221\.188)|1(?:(?:(?:8\.248\.44\.1|7\.26\.6\.)9|9\.255\.18\.3)6|2\.(?:85\.(?:101\.94|97\.169)|199\.29\.145)|3\.(?:242\.205\.37|79\.125\.122)|6\.(?:176\.16\.202|40\.148\.214)|0\.48\.154\.253)|4\.(?:1(?:92\.142\.26|3\.53\.131|5\.251\.28|71\.21\.75)|22\.179\.185|68\.9\.152)|22\.252\.223\.2)|6(?:7\.(?:1(?:8(?:7\.(?:151\.225|215\.197)|4\.53\.243)|6(?:5\.140\.137|7\.53\.212)|97\.83\.211|75\.33\.64|5\.97\.82)|241\.137\.154|58\.92\.55)|8\.(?:(?:4(?:1\.187\.1|4\.133\.3)|5(?:7\.251\.23|1\.70\.2)|235\.232\.20)0|(?:36\.116\.7|63\.31\.15)1)|4\.(?:1(?:07\.150\.13|48\.129\.14)0|71\.235\.166|90\.72\.43)|6\.(?:1(?:51\.30\.232|1\.225\.68)|252\.219\.177|58\.215\.72)|9\.(?:64\.(?:155\.181|43\.148)|181\.(?:56\.140|9\.71))|1\.(?:221\.67\.9[46]|67\.246\.226)|3\.246\.155\.(?:216|44)|0\.199\.201\.120|5\.40\.95\.123)|1(?:9(?:5\.(?:1(?:6(?:1\.(?:40\.10|9\.2)|0\.253\.4)|55\.1\.55)|223\.221\.114)|0\.(?:199\.14\.222|254\.23\.190)|8\.106\.26\.72)|7(?:8\.(?:162\.135\.2(?:3[012]|2\d|19)|49\.255\.104)|3\.(?:246\.157\.119|19\.204\.140)|4\.36\.86\.1(?:1[234]|2[16]))|2(?:1\.52\.157\.238|2\.252\.234\.75|4\.49\.246\.229|3\.27\.79\.11)|1(?:(?:3\.160\.196\.11|6\.68\.205\.23)0|1\.224\.250\.134)|8(?:4\.1(?:54\.138\.10[19]|\.151\.12)|7\.45\.193\.174)|6(?:0\.129\.53\.138|6\.102\.27\.129)|09\.251\.36\.197)|7(?:6\.(?:1(?:(?:99\.181\.19|26\.40\.23)3|6\.124\.157)|20\.(?:93\.112|16\.10)|6\.225\.119)|1\.(?:(?:125\.12\.1|3\.251\.4)5|239\.144\.233|48\.210\.90|58\.112\.4)|0\.(?:135\.175\.249|57\.242\.42|62\.200\.98)|4\.(?:254\.146\.125|75\.172\.93)|5\.(?:130\.182\.1|99\.245\.13)8|8\.(?:225\.129\.13|40\.254\.1)|7\.(?:69\.137\.77|232\.83\.2)|9\.96\.(?:48\.103|14\.31))|8(?:8\.(?:19(?:0\.12\.240|1\.78\.136)|255\.153\.106|40\.102\.242)|5\.(?:(?:25\.135\.20|74\.16\.18)0|59\.108\.142)|9\.(?:161\.1(?:44\.109|89\.62)|218\.52\.234)|(?:1\.66\.2(?:04\.14|33\.12)|0\.65\.16\.7)1|3\.1(?:31\.214\.161|42\.111\.228)|4\.(?:15\.191\.254|51\.44\.66)|2\.193\.140\.168|7\.106\.251\.156)|9(?:7\.(?:103\.239\.148|89\.116\.202|93\.177\.5)|3\.(?:91\.196\.(?:132|99)|190\.104\.7)|5\.(?:154\.240\.98|62\.161\.69)|6\.(?:49\.179\.10|226\.4\.6)0|8\.22(?:7\.88\.133|3\.13\.44)|1\.195\.(?:136\.14|230\.11)|4\.102\.209\.94|0\.218\.10\.99)|4(?:1\.137\.(?:(?:24|30|56)\.4|63\.20[123])|6\.17\.121\.1)|5(?:0\.23\.193\.(?:1(?:0[4678]|10)|99)|8\.150\.55\.59)|38\.112\.61\.60)\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(?:7\.2(?:4(?:1\.(?:248|80)|2\.1(?:48|84))|00\.1(?:78|82))|3\.1(?:62\.2(?:2[59]|46)|0\.16[2378])|0\.49\.(?:193|205)|4\.112\.24[34])|2(?:5\.23(?:4\.144|5\.192)|2\.55\.106)|9(?:0\.110\.155|6\.202\.214|5\.91\.70)|78\.49\.255|01\.78\.31|80\.149\.8)|2(?:1(?:3\.(?:87\.(?:1(?:14|28|36)|9[012]|7[46]|8[89])|1(?:08\.173|62\.68)|226\.63)|7\.(?:8\.2(?:3[68]|25)|118\.(?:83|90)|66\.146))|0(?:1\.191\.19[58]|2\.152\.243|0\.85\.24|3\.82\.95))|8(?:5\.(?:26\.(?:1(?:6[45]|8[36]|55)|2(?:3[2345]|41))|115\.248)|3\.149\.(?:[89]|4[13456]|3[678]?|2[18])|1\.192\.(?:2(?:1[15]|38)|199)|9\.204\.1(?:37|53)|0\.83\.23[89]|2\.178\.69)|5(?:9\.9(?:9\.1(?:5[2345]|2[89]|30)|7\.218|8\.152)|8\.64\.187)|41\.(?:2(?:54\.[012]|09\.65)|95\.(?:[48]|12))|6(?:1\.19\.6[567]|6\.87\.0)|77\.232\.142|91\.203\.67)\.[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