Improve detection of this one

Trojan downloader missed by avast.
http://www.virustotal.com/analisis/3120a98a5e3340b1e97031f43af0b3aca74dc0c7447195d290641182fc3f5f74-1262667881

Whilst a lot of the detections are generic, there are enough using the dreaded bagle (8) in the malware name, which has in the past gone after AVs, Firewalls, etc.