: Analysis from ScienceDirect published in early 2013 details the design and impact of botnets active throughout 2012.
: A study by researchers at IEEE explored the Temporal Behaviors of Top-10 Malware specifically during the 2010–2012 timeframe. Download File OBZHORA 12-2012.pdf
: If you encountered this specific filename on a website or in an email, do not download or open it . It is highly likely to be a malicious executable disguised as a document to steal banking information or install spyware. : Analysis from ScienceDirect published in early 2013
If you are looking for academic research regarding the malware landscape of that specific era, several technical papers provide analysis: several technical papers provide analysis: