@InProceedings{ cgkp11droppers,
  author = 	 { Juan Caballero and Chris Grier and Christian Kreibich and Vern Paxson },
  title = 	 {{Measuring Pay-per-Install: The Commoditization of Malware Distribution}},
  booktitle =	 { Proceedings of the 20th USENIX Security Symposium },
  year =	 { 2011 },
  address =	 { San Francisco, CA, USA },
  month =	 { August },
}