IE Defender/Files Secure/MalwareBell Codec has been update, it installs files with semi-random filenames, composed from fragment words: sys, pol, net, owl,api, web, 16,32,64...
VideoAccessCodec (aka VAC, VideoCach, MediaTubeCodec, Media Codec Software, Video ActiveX Codec) is installed from web sites proposing video and a codec (trojan) installation.
It installs a toolbar in Internet Explorer:
and displays fake IE alert bars, linking to rogues:
Awola Antispy-Spyware is a rogue installed by a Malware. This infection displays fake alerts message and download/install the rogue. The rogue lists non existant files.