The "malware" hit is likely a wannabe AV hackjob signature flagging on the tiff image or similar, run into this at work a lot. (the 'antivirus' industry blows, nearly worthless on new malware or real threats, you can dial it up to paranoid then it starts flagging operating system files)
LGA775 dimensions etc are very close to 115x (which includes upcoming haswell) so the mounting can probably be adapted to it without too much trouble.
It would be nicer if the front plate didn't have such prominent logos, but overall that case is very high quality for the price.
Nearly dead silent HTPC ver 2.0: i3-4340 w/ Noctua NH-L9i on Z87E-itx inside CM130 elite, fanless PSU, SSD OS drive
SAN shares via 40GbE tunneled over 56Gb infiniband links
microcenter & ebay = severe risks to my wallet