62 lines
2.1 KiB
Lua
62 lines
2.1 KiB
Lua
local dns = require "dns"
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local ipOps = require "ipOps"
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local stdnse = require "stdnse"
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local stringaux = require "stringaux"
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local tab = require "tab"
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local table = require "table"
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description = [[
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Checks if the target IP range is part of a Zeus botnet by querying ZTDNS @ abuse.ch.
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Please review the following information before you start to scan:
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* https://zeustracker.abuse.ch/ztdns.php
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]]
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---
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-- @usage
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-- nmap -sn -PN --script=dns-zeustracker <ip>
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-- @output
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-- Host script results:
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-- | dns-zeustracker:
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-- | Name IP SBL ASN Country Status Level Files Online Date added
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-- | foo.example.com 1.2.3.4 SBL123456 1234 CN online Bulletproof hosted 0 2011-06-17
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-- |_ bar.example.com 1.2.3.5 SBL123456 1234 CN online Bulletproof hosted 0 2011-06-15
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author = "Mikael Keri"
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license = "Same as Nmap--See https://nmap.org/book/man-legal.html"
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categories = {"safe", "discovery", "external", "malware"}
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hostrule = function(host) return not(ipOps.isPrivate(host.ip)) end
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action = function(host)
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local levels = {
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"Bulletproof hosted",
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"Hacked webserver",
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"Free hosting service",
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"Unknown",
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"Hosted on a FastFlux botnet"
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}
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local dname = dns.reverse(host.ip)
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dname = dname:gsub ("%.in%-addr%.arpa",".ipbl.zeustracker.abuse.ch")
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local status, result = dns.query(dname, {dtype='TXT', retAll=true} )
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if ( not(status) and result == "No Such Name" ) then
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return
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elseif ( not(status) ) then
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return stdnse.format_output(false, "DNS Query failed")
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end
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local output = tab.new(9)
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tab.addrow(output, "Name", "IP", "SBL", "ASN", "Country", "Status", "Level",
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"Files Online", "Date added")
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for _, record in ipairs(result) do
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local name, ip, sbl, asn, country, status, level, files_online,
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dateadded = table.unpack(stringaux.strsplit("| ", record))
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level = levels[tonumber(level)] or "Unknown"
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tab.addrow(output, name, ip, sbl, asn, country, status, level, files_online, dateadded)
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end
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return stdnse.format_output(true, tab.dump(output))
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end
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