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Update nbstat.nse to structured XML output
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dmiller
@@ -22,15 +22,59 @@ owns.
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-- |_ nbstat: NetBIOS name: WINDOWS2003, NetBIOS user: <unknown>, NetBIOS MAC: 00:0c:29:c6:da:f5 (VMware)
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--
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-- Host script results:
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-- | nbstat:
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-- | | NetBIOS name: WINDOWS2003, NetBIOS user: <unknown>, NetBIOS MAC: 00:0c:29:c6:da:f5 (VMware)
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-- | | Names
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-- | | | WINDOWS2003<00> Flags: <unique><active>
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-- | | | WINDOWS2003<20> Flags: <unique><active>
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-- | | | SKULLSECURITY<00> Flags: <group><active>
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-- | | | SKULLSECURITY<1e> Flags: <group><active>
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-- | | | SKULLSECURITY<1d> Flags: <unique><active>
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-- |_ |_ |_ \x01\x02__MSBROWSE__\x02<01> Flags: <group><active>
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-- | nbstat: NetBIOS name: WINDOWS2003, NetBIOS user: <unknown>, NetBIOS MAC: 00:0c:29:c6:da:f5 (VMware)
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-- | Names:
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-- | WINDOWS2003<00> Flags: <unique><active>
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-- | WINDOWS2003<20> Flags: <unique><active>
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-- | SKULLSECURITY<00> Flags: <group><active>
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-- | SKULLSECURITY<1e> Flags: <group><active>
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-- | SKULLSECURITY<1d> Flags: <unique><active>
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-- |_ \x01\x02__MSBROWSE__\x02<01> Flags: <group><active>
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--
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-- @xmloutput
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-- <elem key="server_name">WINDOWS2003</elem>
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-- <elem key="user"><unknown></elem>
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-- <table key="mac">
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-- <elem key="manuf">VMware</elem>
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-- <elem key="address">00:0c:29:c6:da:f5</elem>
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-- </table>
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-- <table key="Names">
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-- <table>
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-- <elem key="name">WINDOWS2003</elem>
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-- <elem key="suffix">0</elem>
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-- <elem key="flags">1024</elem>
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-- </table>
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-- <table>
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-- <elem key="name">SKULLSECURITY</elem>
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-- <elem key="suffix">0</elem>
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-- <elem key="flags">33792</elem>
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-- </table>
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-- <table>
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-- <elem key="name">WINDOWS2003</elem>
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-- <elem key="suffix">32</elem>
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-- <elem key="flags">1024</elem>
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-- </table>
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-- <table>
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-- <elem key="name">SKULLSECURITY</elem>
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-- <elem key="suffix">30</elem>
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-- <elem key="flags">33792</elem>
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-- </table>
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-- <table>
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-- <elem key="name">SKULLSECURITY</elem>
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-- <elem key="suffix">29</elem>
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-- <elem key="flags">1024</elem>
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-- </table>
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-- <table>
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-- <elem key="name">\x01\x02__MSBROWSE__\x02</elem>
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-- <elem key="suffix">1</elem>
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-- <elem key="flags">33792</elem>
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-- </table>
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-- </table>
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-- <table key="Statistics">
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-- <elem>00 0c 29 c6 da f5 00 00 00 00 00 00 00 00 00 00 00</elem>
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-- <elem>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00</elem>
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-- <elem>00 00 00 00 00 00 00 00 00 00 00 00 00 00</elem>
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-- </table>
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author = "Brandon Enright, Ron Bowes"
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@@ -106,62 +150,92 @@ action = function(host)
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if(#statistics >= 6) then
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-- MAC prefixes are matched on the first three bytes, all uppercase
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prefix = string.upper(string.format("%02x%02x%02x", statistics:byte(1), statistics:byte(2), statistics:byte(3)))
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manuf = mac_prefixes[prefix]
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if manuf == nil then
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manuf = "unknown"
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end
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mac = {
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address = ("%02x:%02x:%02x:%02x:%02x:%02x"):format( statistics:byte(1), statistics:byte(2), statistics:byte(3), statistics:byte(4), statistics:byte(5), statistics:byte(6) ),
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manuf = mac_prefixes[prefix] or "unknown"
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}
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host.registry['nbstat'] = {
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server_name = server_name,
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mac = ("%02x:%02x:%02x:%02x:%02x:%02x"):format( statistics:byte(1), statistics:byte(2), statistics:byte(3), statistics:byte(4), statistics:byte(5), statistics:byte(6) )
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mac = mac.address
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}
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mac = string.format("%02x:%02x:%02x:%02x:%02x:%02x (%s)", statistics:byte(1), statistics:byte(2), statistics:byte(3), statistics:byte(4), statistics:byte(5), statistics:byte(6), manuf)
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-- Samba doesn't set the Mac address, and nmap-mac-prefixes shows that as Xerox
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if(mac == "00:00:00:00:00:00 (Xerox)") then
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mac = "<unknown>"
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if(mac.address == "00:00:00:00:00:00") then
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mac.address = "<unknown>"
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mac.manuf = "unknown"
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end
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else
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mac = "<unknown>"
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mac = {
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address = "<unknown>",
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manuf = "unknown"
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}
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end
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setmetatable(mac, {
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-- MAC is formatted as "00:11:22:33:44:55 (Manufacturer)"
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__tostring=function(t) return string.format("%s (%s)", t.address, t.manuf) end
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})
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-- Check if we actually got a username
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if(user_name == nil) then
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user_name = "<unknown>"
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end
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response["server_name"] = server_name
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response["user"] = user_name
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response["mac"] = mac
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-- If verbosity is set, dump the whole list of names
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if(nmap.verbosity() >= 1) then
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table.insert(response, string.format("NetBIOS name: %s, NetBIOS user: %s, NetBIOS MAC: %s", server_name, user_name, mac))
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local names_output = {}
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names_output['name'] = "Names"
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for i = 1, #names, 1 do
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local padding = string.rep(" ", 17 - #names[i]['name'])
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local flags_str = netbios.flags_to_string(names[i]['flags'])
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table.insert(names_output, string.format("%s<%02x>%sFlags: %s", names[i]['name'], names[i]['suffix'], padding, flags_str))
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local names_output = {}
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for i = 1, #names, 1 do
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local name = names[i]
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setmetatable(name, {
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__tostring = function(t)
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-- Tabular format with padding
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return string.format("%s<%02x>%sFlags: %s",
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t['name'], t['suffix'],
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string.rep(" ", 17 - #t['name']),
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netbios.flags_to_string(t['flags']))
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end
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})
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table.insert(names_output, name)
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end
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setmetatable(names_output, {
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__tostring = function(t)
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local ret = {}
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for i,v in ipairs(t) do
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table.insert(ret, tostring(v))
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end
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-- Indent Names table by 2 spaces
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return " " .. table.concat(ret, "\n ")
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end
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})
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table.insert(response, names_output)
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response["names"] = names_output
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-- If super verbosity is set, print out the full statistics
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if(nmap.verbosity() >= 2) then
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local statistics_output = {}
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local statistics_string = ''
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statistics_output['name'] = "Statistics"
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for i = 1, #statistics, 1 do
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statistics_string = statistics_string .. string.format("%02x ", statistics:byte(i))
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if(i ~= #statistics and ((i) % 16) == 0) then
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table.insert(statistics_output, statistics_string)
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statistics_string = ''
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local statistics_output = {}
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for i = 1, #statistics, 16 do
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--Format statistics as space-separated hex bytes, 16 columns
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table.insert(statistics_output,
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stdnse.tohex(string.sub(statistics,i,i+16), {separator = " "})
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)
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end
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response["statistics"] = statistics_output
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setmetatable(response, {
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__tostring = function(t)
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-- Normal single-line result
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local ret = {string.format("NetBIOS name: %s, NetBIOS user: %s, NetBIOS MAC: %s", t.server_name, t.user, t.mac)}
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-- If verbosity is set, dump the whole list of names
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if nmap.verbosity() >= 1 then
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table.insert(ret, string.format("Names:\n%s",t.names))
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-- If super verbosity is set, print out the full statistics
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if nmap.verbosity() >= 2 then
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-- Indent Statistics table by 2 spaces
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table.insert(ret, string.format("Statistics:\n %s",table.concat(t.statistics,"\n ")))
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end
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end
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table.insert(statistics_output, statistics_string)
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table.insert(response, statistics_output)
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return table.concat(ret, "\n")
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end
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})
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return stdnse.format_output(true, response)
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else
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return string.format("NetBIOS name: %s, NetBIOS user: %s, NetBIOS MAC: %s", server_name, user_name, mac)
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end
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return response
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end
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