This particular iFrame calls upon a simple JavaScript file, jquery.js (below) that loads a PNG file ... to embed exploits in grayscale images by inserting code into pixel data in his talk ...

In an attempt to bypass increasingly effective measures available to detect malicious ads, the images used steganography—the ancient practice of hiding code, messages, or other data inside ...

However, instead of finding images of a dog or a fire hydrant, the visitors are asked to press a specific keyboard shortcut, which copies a malicious piece of JavaScript code into the clipboard.

Next, the CLRLoader loads the second-stage DLL (PNGLoader), which extracts bytes embedded in PNG files and uses them to assemble two executables. Steganography is concealing code inside image ...