Hi malware fighters,
The Virtumonde-gen adware package appeared more often than any other strain of malware in online scans, for the first time adware malware tops the charts:
http://www.viruslist.com/viruses/encyclopedia?virusid=108530
Trojans are often used as a back door that permits other forms of malware, such as the notoriously hard to remove Virtumonde package, on compromised PCs.
Trojan-Downloaders that go undetected enable cyber criminals to update malware on already compromised machines and so extend their ‘shelf-life’,
polonus