Add `getproxy` command

This command pulls out system proxy details on windows machines.

lib/rex/post/meterpreter/extensions/stdapi/net/config.rb

@@ -231,6 +231,24 @@ class Config
     return true
   end
 
+  #
+  # Get's the current proxy configuration
+  #
+  def get_proxy_config()
+    request = Packet.create_request('stdapi_net_config_get_proxy')
+
+    response = client.send_request(request)
+
+    proxy_config = {
+      :autodetect    => response.get_tlv_value(TLV_TYPE_PROXY_CFG_AUTODETECT),
+      :autoconfigurl => response.get_tlv_value(TLV_TYPE_PROXY_CFG_AUTOCONFIGURL),
+      :proxy         => response.get_tlv_value(TLV_TYPE_PROXY_CFG_PROXY),
+      :proxybypass   => response.get_tlv_value(TLV_TYPE_PROXY_CFG_PROXYBYPASS)
+    }
+
+    return proxy_config
+  end
+
 protected
 
   attr_accessor :client # :nodoc:

lib/rex/post/meterpreter/extensions/stdapi/tlv.rb

@@ -69,6 +69,12 @@ TLV_TYPE_ROUTE_METRIC       = TLV_META_TYPE_UINT    | 1443
 # Resolve
 TLV_TYPE_ADDR_TYPE          = TLV_META_TYPE_UINT    | 1444
 
+# Proxy configuration
+TLV_TYPE_PROXY_CFG_AUTODETECT    = TLV_META_TYPE_BOOL    | 1445
+TLV_TYPE_PROXY_CFG_AUTOCONFIGURL = TLV_META_TYPE_STRING  | 1446
+TLV_TYPE_PROXY_CFG_PROXY         = TLV_META_TYPE_STRING  | 1447
+TLV_TYPE_PROXY_CFG_PROXYBYPASS   = TLV_META_TYPE_STRING  | 1448
+
 # Socket
 TLV_TYPE_PEER_HOST          = TLV_META_TYPE_STRING  | 1500
 TLV_TYPE_PEER_PORT          = TLV_META_TYPE_UINT    | 1501

lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/net.rb

@@ -62,6 +62,7 @@ class Console::CommandDispatcher::Stdapi::Net
       "portfwd"  => "Forward a local port to a remote service",
       "arp"      => "Display the host ARP cache",
       "netstat"  => "Display the network connections",
+      "getproxy" => "Display the current proxy configuration",
     }
     reqs = {
       "ipconfig" => [ "stdapi_net_config_get_interfaces" ],
@@ -78,6 +79,7 @@ class Console::CommandDispatcher::Stdapi::Net
       "portfwd"  => [ ],
       "arp"      => [ "stdapi_net_config_get_arp_table" ],
       "netstat"  => [ "stdapi_net_config_get_netstat" ],
+      "getproxy" => [ "stdapi_net_config_get_proxy" ],
     }
 
     all.delete_if do |cmd, desc|
@@ -414,6 +416,14 @@ class Console::CommandDispatcher::Stdapi::Net
     print @@portfwd_opts.usage
   end
 
+  def cmd_getproxy
+    p = client.net.config.get_proxy_config()
+    print_line( "Auto-detect     : #{p[:autodetect] ? "Yes" : "No"}" )
+    print_line( "Auto config URL : #{p[:autoconfigurl]}" )
+    print_line( "Proxy URL       : #{p[:proxy]}" )
+    print_line( "Proxy Bypass    : #{p[:proxybypass]}" )
+  end
+
 protected
 
   #