Just to see how prompt Antivirus companies act and how much you can trust your AV, I searched for the keyword "Bropia" in their websites.
avast! Anti-Virus
http://www.avast.com/eng/vps_history.html
F-Secire Anti-Virus
http://www.f-secure.com/v-descs/bropia_a.shtml
Grisoft AVG Anti-Virus 
No virus starting with 'bropia' found.
McAfee VirusScan
http://vil.nai.com/vil/content/v_131202.htm
NOD32 Antivirus System 
Samples have been submitted and Eset are working on an update as we speak.
Symantec Anti-Virus
http://securityresponse.symantec.com/avcenter/venc/data/w32.bropia.l.html