95 lines
2.1 KiB
Lua
95 lines
2.1 KiB
Lua
local brute = require "brute"
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local creds = require "creds"
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local rpcap = require "rpcap"
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local shortport = require "shortport"
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description = [[
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Performs brute force password auditing against the WinPcap Remote Capture
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Daemon (rpcap).
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]]
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---
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-- @usage
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-- nmap -p 2002 <ip> --script rpcap-brute
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--
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-- @output
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-- PORT STATE SERVICE REASON
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-- 2002/tcp open globe syn-ack
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-- | rpcap-brute:
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-- | Accounts
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-- | monkey:Password1 - Valid credentials
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-- | Statistics
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-- |_ Performed 3540 guesses in 3 seconds, average tps: 1180
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--
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--
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author = "Patrik Karlsson"
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license = "Same as Nmap--See https://nmap.org/book/man-legal.html"
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categories = {"intrusive", "brute"}
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portrule = shortport.port_or_service(2002, "rpcap", "tcp")
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Driver = {
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new = function(self, host, port)
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local o = { helper = rpcap.Helper:new(host, port, brute.new_socket()) }
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setmetatable(o, self)
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self.__index = self
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return o
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end,
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connect = function(self)
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return self.helper:connect()
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end,
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login = function(self, username, password)
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local status, resp = self.helper:login(username, password)
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if ( status ) then
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return true, creds.Account:new(username, password, creds.State.VALID)
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end
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return false, brute.Error:new( "Incorrect password" )
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end,
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disconnect = function(self)
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return self.helper:close()
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end,
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}
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local function validateAuth(host, port)
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local helper = rpcap.Helper:new(host, port)
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local status, result = helper:connect()
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if ( not(status) ) then
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return false, result
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end
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status, result = helper:login()
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helper:close()
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if ( status ) then
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return false, "Authentication not required"
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elseif ( not(status) and
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"Authentication failed; NULL authentication not permitted." == result ) then
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return true
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end
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return status, result
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end
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action = function(host, port)
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local status, result = validateAuth(host, port)
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if ( not(status) ) then
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return result
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end
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local engine = brute.Engine:new(Driver, host, port )
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engine.options.script_name = SCRIPT_NAME
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engine.options.firstonly = true
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status, result = engine:start()
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return result
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end
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