1. Get that damn image. http://www.mediafire.com/?58yed6ws48yn1n7
2. Okay since i mentioned it's an image so u can examine it quickly using file
3. From here just mount all the way..
4. Examine it. and found out that ...
5. And Further investigation with strings *..
6. Decrypt it? As easy as abc. We can use openssl for that.
