burpitnow

POST /KBBApplication/Default.aspx HTTP/1.1
Host: localhost:8894
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:43.0) Gecko/20100101 Firefox/43.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-GB,en;q=0.5
Referer: http://localhost:8894/KBBApplication/Default.aspx
Cookie: ASP.NET_SessionId=3xtui0fzfnqbsganq3b2ru4b
Connection: close
Content-Type: application/x-www-form-urlencoded
Content-Length: 377

__VIEWSTATE=%2FwEPDwULLTEwMDUyNjYzMjhkZDp26iMHUjzKBs7O1JxhKkbGd351fmCtCc%2FT93STXi%2FF&__VIEWSTATEGENERATOR=BF23FBF9&__EVENTVALIDATION=%2FwEdAAUOhQaCTk3%2FZfsYHsSVKG2FwWXFD9JVvPvFlBgY5I6t9y%2FPSAvxybIG70Gi7lMSo2FJFlVS07VoTH9RU2b8vaIN9hvjHP0X9h8Ckj%2FIWHogXcjB6o6Hv9XHAGs2bpwwZfCm5ftyLkKj9Bi%2FgdCDOqQE&ctl00%24txtUsername=Admin&ctl00%24txtPassword=admin&ctl00%24btnLogin=Log+In