Hi All,
I have been struggling find the solution of this problem.

  I would really appreciate if any could give any tip on it. 
I am trying to record(or say download) live streaming audio whose streaming information is hidden.
1. The streaming site is
"http://mini.imbc.com/v2/index.html?s=rd_PC#./datas/pagedata_home.js"
2. URL Snooper could get some information
URL: "rtmp://101.79.241.158:1935/pmfm/_definst_?id=2101&si=8&secure=MDRkMDc1OGYyMjc5MDJj  YTB"
Flash: "http://mini.imbc.com/v2/lib/player/FlashPlayer.swf"
3. So I did
 rtmpdump -r "rtmp://101.79.241.158:1935/pmfm/_definst_?id=2101&si=8&secure=MDRkMDc1OGYyMjc5MDJj  YTB" -W "http://mini.imbc.com/v2/lib/player/FlashPlayer.swf"
4. Then, I got
INFO: Connected...
Caught signal: 13, cleaning up, just a second...
ERROR: WriteN, RTMP send error 32 (42 bytes)
ERROR: RTMP_ReadPacket, failed to read RTMP packet header
Raw packet contents (I replaced non-printable characters to '.')
"app...pmfm/_definst_?id=2101&si=8&secure=MDRkMDc1OGYyMjc5MDJj  YTBmZGFjYzRmNWVhMGYxMzg3MjdiYzZjODQ0NTI0YmEyM.WZhM  WQzMzVkMGU0MzcxY2QyNTdjNDgwMDljYmMyOTZhY2Q5NGNlMjg  0OGI1OTlhNDI5NWI2NDNhN2U2MzI1ZGMwZjYxN2IwNmI3YWUwN  zg2MmEzNzc1ZTViZGQ5YjNhM.DdlZDA3NzI2YjI3YWFiMDBlMW  IwODFkNDU5NjM4NGJkZTAxZGY5NDQ3MDhlMTBjMDAxNjYyYTE3  MGMxYjYxZGZlYWRiZDY4MGZkNWRhOWU2NjExNmUwY2RmOThkMG  Y2N.TUxNTc4M2E5YjA0YWZiOWY2Mzk3MDRhZWMzOTdkOWJkZTU  xNDZmYzlkN2I2YjMx&csu=false..flashVer...WIN.15,0,0  ,189..swfUrl..2http://mini.imbc..com/v2/lib/player/FlashPlayer.swf..tcUrl...rtmp://101.79.241.158:1935/pmfm/_definst_?id=2101&si=8&secure=MDRkMDc1OGYyMjc5MDJj  YTB.mZGFjYzRmNWVhMGYxMzg3MjdiYzZjODQ0NTI0YmEyMWZhM  WQzMzVkMGU0MzcxY2QyNTdjNDgwMDljYmMyOTZhY2Q5NGNlMjg  0OGI1OTlhNDI5NWI2NDNhN2U2MzI1ZGM.wZjYxN2IwNmI3YWUw  Nzg2MmEzNzc1ZTViZGQ5YjNhMDdlZDA3NzI2YjI3YWFiMDBlMW  IwODFkNDU5NjM4NGJkZTAxZGY5NDQ3MDhlMTBjMDAxNjYyYTE3  MGMxYjYxZGZ.lYWRiZDY4MGZkNWRhOWU2NjExNmUwY2RmOThkM  GY2NTUxNTc4M2E5YjA0YWZiOWY2Mzk3MDRhZWMzOTdkOWJkZTU  xNDZmYzlkN2I2YjMx&csu=false..fpad....cap.abilities  ..m........audioCodecs...........videoCodecs..o...  ....videoFunction.?.........pageUrl..Chttp://mini.imbc.com/v2/index..html?s=rd_PC#./datas/pagedata_home.js..objectEncoding..........."