This mail is probably spam.  The original message has been attached
along with this report, so you can recognize or block similar unwanted
mail in future.  See http://spamassassin.org/tag/ for more details.

Content preview:  mplayer-users이벤트발송메일 사업자등록번호 :
  408-08-99829 / TEL : (062)373-5545 / FAX : (062)373-5546 본메일
  발송주소는 발신 전용이므로 문의는 상담 게시판을 이용해 주십시오 |
  회사소개 | 포트폴리오 | 상담게시판 | 귀하의 승락없이 홍보성 전자 우편을
  보내게 된 점 정중히 사과 드립니다. 정보통신망이용촉진법 규정을 준수하여
  광고메일임을 표시하였으며, 저희는 귀하의 전자우편 주소 외 어떠한
  개인정보도 가지고 있지 않으므로 안심하시기 바랍니다. 수신을 원치
  않으시면 수신거부를 클릭해 주십시요. [...] 

Content analysis details:   (12.00 points, 5 required)
KOREAN_UCE_SUBJECT (4.3 points)  Subject: contains Korean unsolicited email tag
BASE64_ENC_TEXT    (2.7 points)  RAW: Message text disguised using base-64 encoding
MSGID_OUTLOOK_TIME (4.4 points)  Message-Id is fake (in Outlook Express format)
MSG_ID_ADDED_BY_MTA_3 (0.6 points)  'Message-Id' was added by a relay (3)

The original message did not contain plain text, and may be unsafe to
open with some email clients; in particular, it may contain a virus,
or confirm that your address can receive spam.  If you wish to view
it, it may be safer to save it to a file and open it with an editor.