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Hackers Magazine 57
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nmap-5.00-setup.exe
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auth-spoof.nse
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2009-07-06
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705b
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31 lines
description = [[
Checks for an identd (auth) server which is spoofing its replies.
Tests whether an identd (auth) server responds with an answer before
we even send the query. This sort of identd spoofing can be a sign of
malware infection though it can also be used for legitimate privacy
reasons.
]]
author = "Diman Todorov <diman.todorov@gmail.com>"
license = "Same as Nmap--See http://nmap.org/book/man-legal.html"
categories = {"malware"}
require "comm"
require "shortport"
portrule = shortport.port_or_service(113, "auth")
action = function(host, port)
local status, owner = comm.get_banner(host, port, {lines=1})
if not status then
return
end
return "Spoofed reply: " .. owner
end