Mercurial > hg > maltfilter
annotate example.conf @ 108:d38b77d1e6c8
Update example configuration.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Thu, 12 Nov 2009 14:42:38 +0200 |
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1 ############################################################################# |
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2 ### Maltfilter configuration file. |
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3 ### PLEASE READ THROUGH THIS FILE VERY CAREFULLY! |
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4 ############################################################################# |
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5 |
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6 ############################################################################# |
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7 ### General settings |
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8 ############################################################################# |
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9 ## Verbosity level (0 = quiet, bigger values add noise. valid range 0 - 4) |
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10 VERBOSITY = 3 |
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12 ## Dry-run: 1 = disables daemonization/forking to background, disables |
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13 ## modification of netfilter via iptables, disables DroneBL submissions. |
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14 ## NOTICE! IF YOU DON'T CHANGE THIS TO 0, MALTFILTER WILL NOT DAEMONIZE! |
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15 DRY_RUN = 1 |
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16 |
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17 ## Maltfilter logfile path and name (set empty "" if you don't want logging) |
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18 LOGFILE = "/var/log/maltfilter" |
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19 |
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20 ## IP addresses that should NOT be blocked under any circumstances. You should |
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21 ## set this if you wish to have a surefire open channel from some host, even in |
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22 ## the case someone tries to spoof IPs for denial of service. |
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23 ## |
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24 ## NOTICE! This setting supports only IPv4 addresses and address ranges, no |
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25 ## IPv6 or DNS names. You can have any number of NOACTION_IPS settings. |
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26 #NOACTION_IPS = "192.121.86.15" |
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27 #NOACTION_IPS = "74.125.45.100" |
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28 |
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29 ## Also ranges defined via CIDR notation can be used: |
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30 #NOACTION_IPS = "213.129.224.0/19" |
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31 |
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32 ## For how many hours to keep general information about IP. Affects from |
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33 ## how long period statistics dump shows data. Also hitcount thresholds |
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34 ## take the old data into account, meaning that if FILTER_MAX_AGE < GLOBAL_MAX_AGE |
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35 ## hit data older than FILTER_MAX_AGE will be counted towards THRESHOLD. |
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36 #GLOBAL_MAX_AGE = 336 |
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37 |
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38 ## System passwd file location (default is /etc/passwd), this file |
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39 ## is checked to figure out system account names. See also SYSACCT_* |
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40 ## settings below. |
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41 #PASSWD = "/etc/passwd" |
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42 |
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43 ## Set range of system account UIDs here, default is 1-999. |
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44 ## Root (UID 0) account is handled by CHK_ROOT_SSH_PWD check. |
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45 #SYSACCT_MIN_UID = 1 |
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46 #SYSACCT_MAX_UID = 999 |
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47 |
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48 |
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49 ############################################################################# |
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50 ### Netfilter actions |
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51 ############################################################################# |
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52 ## 0 = Netfilter handling disabled |
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53 FILTER = 0 |
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54 |
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55 ## Full path to iptables binary |
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56 IPTABLES = "/sbin/iptables" |
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57 |
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58 ## How many "hits" the IP needs until it is eligible to be filtered. |
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59 ## (the "hits" can be from any check, e.g. sshd crack, httpd, etc.) |
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60 FILTER_THRESHOLD = 5 |
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61 |
65 | 62 ## Weeding threshold in hours. Entries older than this will be removed |
63 ## off from current netfilter settings. Also, entries older than this | |
64 ## will not be added to netfilter to begin with. | |
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65 FILTER_MAX_AGE = 168 |
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66 |
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67 ## Target iptables target for added entries, default is DROP, but you |
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68 ## can use whatever rule chain name you want to here. |
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69 FILTER_TARGET = "DROP" |
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70 |
91 | 71 ## Netfilter rule chain to add/remove rules to/from. |
72 #FILTER_CHAIN = "INPUT" | |
73 | |
74 ## Netfilter table to add/remove rules to/from. | |
75 #FILTER_TABLE = "filter" | |
76 | |
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77 |
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78 ############################################################################# |
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79 ### Logfiles |
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80 ############################################################################# |
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81 ## Define system log files to scan. Only auth.log and Apache errorlog / |
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82 ## common log format files are supported for now. You can have as many |
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83 ## of SCANFILE settings as you wish. |
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84 SCANFILE = "/var/log/auth.log" |
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85 SCANFILE = "/var/log/httpd/error.log" |
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86 SCANFILE = "/var/log/httpd/access.log" |
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87 |
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88 ## SCANFILE_ONCE is like SCANFILE setting, but these files are only |
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89 ## parsed through once, and are NOT followed for changes in "tail -f" |
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90 ## style as SCANFILEs are. This is useful if you want to include data |
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91 ## from logrotated files. (Notice that gzip compressed files are not supported.) |
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92 SCANFILE_ONCE = "/var/log/auth.log.1" |
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93 |
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94 |
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95 ############################################################################# |
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96 ### Checks / tests |
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97 ############################################################################# |
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98 ## Enabled checks (1 = enabled, 0 = disabled). Please read the test |
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99 ## descriptions from "check_log_line" function in the maltfilter script. |
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100 |
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101 # (1) SSHD scans |
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102 ## (1.1) Generic login scan attempts. |
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103 ## Bruteforce attempts of login/password combinations leads to lots of |
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104 ## "Failed password for invalid user" errors. This check catches them. |
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105 CHK_SSHD = 1 |
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106 |
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107 ## (1.2) Root account SSH login password bruteforcing attempts. |
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108 ## This check catches failed password logins for root account. |
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109 ## |
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110 ## NOTICE! Do not enable this setting, if you allow SSH root logins via |
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111 ## password authentication! Mistyping password may get you blocked unless |
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112 ## your host IP is defined in NOACTION_IPS. If you wish to enable this |
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113 ## check, you should set "PermitRootLogin" to "without-password" or "no" |
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114 ## in your sshd_config. |
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115 CHK_ROOT_SSH_PWD = 0 |
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116 |
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117 ## (1.3) System account SSH login password bruteforcing attempts. |
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118 ## Catches failed password logins for system accounts. |
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119 ## |
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120 ## NOTICE! If you enable this setting, make sure have defined safe |
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121 ## host IPs in NOACTION_IPS, and that your system DOES NOT have passwords |
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122 ## for system accounts .. which would be stupid anyway. |
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123 CHK_SYSACCT_SSH_PWD = 0 |
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124 |
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125 |
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126 # (2) Common/known vulnerable CGI/PHP software scans (like phpMyAdmin) |
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127 # NOTICE! This matches ERRORLOG, thus it only works if you DO NOT have |
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128 # any or some of these installed. Preferably none, or use uncommon |
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129 # paths and prefixes. |
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130 CHK_KNOWN_CGI = 1 |
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131 |
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132 |
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133 # (3) pache common logging format checks |
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134 ## With CHK_GOOD_HOSTS setting you can define hostnames and IPs |
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135 ## which do not cause section (3) checks to trigger. For example |
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136 ## if your website uses local URL pointers, you should define |
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137 ## the hostname(s) and IPs here. |
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138 #CHK_GOOD_HOSTS = "example.org|google.com|74.125.45.100" |
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139 |
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140 ## (3.1) Simple match for generic PHP XSS vulnerability scans |
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141 ## |
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142 ## NOTICE! If your site genuinely uses (checked) PHP parameters with |
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143 ## URIs, you should set CHK_GOOD_HOSTS to match your hostname(s)/IP(s) |
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144 ## used in the URIs. |
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145 CHK_PHP_XSS = 1 |
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146 |
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147 ## (3.2) Try to match proxy scanning attempts |
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148 ## Certain attempts to find open HTTP proxies are caught by this check. |
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149 CHK_PROXY_SCAN = 1 |
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150 |
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151 |
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152 ############################################################################# |
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153 ### Reports |
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154 ############################################################################# |
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155 ## Define files for periodically updated status reports (refreshed once |
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156 ## every few minutes.) Leave empty ("") or commented if you do not want |
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157 ## status reports. |
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158 |
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159 ## Plain ASCII text file report |
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160 #STATUS_FILE_PLAIN = "/var/www/maltstatus.txt" |
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161 |
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162 ## HTML file and optional CSS stylesheet URL for the HTML |
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163 ## (if left empty/unset, CSS will not be linked from the HTML file.) |
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164 #STATUS_FILE_HTML = "/var/www/maltstatus.html" |
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165 #STATUS_FILE_CSS = "cool.css" |
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166 |
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167 ## URL for a web-based WHOIS service. This URL will be used for creating |
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168 ## href links of the IP addresses. Default is whois.domaintools.com. Set |
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169 ## empty if you don't want links. |
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170 #WHOIS_URL = "http://whois.domaintools.com/" |
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171 |
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172 |
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173 ## If disabled (0), instead of full timestamps, first/last hit times |
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174 ## will be printed as "W weeks, D days, H hours ago." etc. |
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175 #FULL_TIME = 1 |
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176 |
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177 |
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178 ############################################################################# |
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179 ### Evidence gathering |
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180 ############################################################################# |
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181 ## By enabling EVIDENCE=1 and setting EVIDENCE_DIR to existing directory |
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182 ## writable by the effective UID which Maltfilter runs as, it will be |
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183 ## populated by *.info, *.data and *.hosts files. If succesfully retrieved, |
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184 ## .data files will have contents of the attempted XSS URI. *.hosts files |
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185 ## list which hosts have attempted to exploit this specific URI. *.info |
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186 ## contain generic information and HTTP headers. |
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187 |
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188 EVIDENCE = 0 |
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189 EVIDENCE_DIR = "/var/run/malt-evidence" |
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191 | |
192 ############################################################################# | |
193 ### DroneBL submissions | |
194 ############################################################################# | |
195 ## Maltfilter can automatically submit entries to DroneBL DNSBL service. | |
196 ## See <http://www.dronebl.org/> for more information. | |
197 | |
198 ## 0 = submission disabled, otherwise enabled | |
199 DRONEBL = 0 | |
200 | |
201 ## Number of hits required before host IP goes to submission queue. | |
202 ## This setting is independent of the general THRESHOLD value and | |
203 ## only affects DroneBL submissions. | |
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204 DRONEBL_THRESHOLD = 3 |
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206 ## Maximum age of hits counted towards DroneBL submission threshold. | |
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207 ## NOTICE! Value this is in _minutes_! |
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208 DRONEBL_MAX_AGE = 60 |
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210 ## Your personal RPC key. This _MUST_ be set to a valid value, if you | |
211 ## have enabled submissions. To get a personal key, go to: | |
212 ## http://www.dronebl.org/rpckey_signup | |
213 DRONEBL_RPC_KEY = "" | |
214 | |
215 ## RPC2 submission URI, usually you do not need to change this. | |
216 #DRONEBL_RPC_URI = "http://dronebl.org/RPC2" | |
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217 |
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218 ## Number of errors are tolerated in submission / HTTP connection |
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219 ## before submissions are suspended? |
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220 #DRONEBL_MAX_ERRORS = 2 |
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221 |
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222 ## Number of Maltfilter maintenance "rounds" to suspend submissions for. |
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223 ## Currently maintenances happen approximately every 60 seconds. |
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224 ## Thus value of 10 would mean suspending for about 10 minutes. |
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225 ## (the times are not exact, because maintenances include operations |
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226 ## which vary in duration.) |
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227 #DRONEBL_SUSPEND = 10 |