Update advantech_webaccess_login.md

Author: wchen-r7

documentation/modules/auxiliary/scanner/http/advantech_webaccess_login.md

@@ -1,6 +1,6 @@
 ## Description
 
-This module allows you to authenticate Advantech WebAccess.
+This module allows you to authenticate to Advantech WebAccess.
 
 ## Vulnerable Application
 
@@ -18,14 +18,22 @@ http://advcloudfiles.advantech.com/web/Download/webaccess/8.1/AdvantechWebAccess
 
 http://advcloudfiles.advantech.com/web/Download/webaccess/8.0/AdvantechWebAccessUSANode8.0_20141103_3.4.3.exe
 
+Note:
+
+By default, Advantech WebAccess comes with a built-in account named ```admin```, with a blank
+password.
+
 
 ## Verification Steps
 
 1. Make sure Advantech WebAccess is up and running
 2. Start ```msfconsole```
-3. ```use auxiliary/scanner/http/advantech_webaccess_login
+3. ```use auxiliary/scanner/http/advantech_webaccess_login```
 4. ```set RHOSTS [IP]```
 5. Set credentials
 6. ```run```
 7. You should see that the module is attempting to log in.
 
+## Demo
+
+![webaccess_login_demo](https://cloud.githubusercontent.com/assets/1170914/22352301/26549236-e3e1-11e6-9710-506166a8bee3.gif)