How does the PornDroid (aka Koler) work?
Recently Kafeine identified a CP ransomware for Android . The idea was the same as with the previously identified one for Windows. Victims were presented with the Child Pornography pictures, their browsing history and their image (snapped from a camera) plus some phone-identifying features. The message said that some FBI/PRISM/NSA or any other entity wants you to pay a "fine" in order to unlock your computer. Pretty standard ransomware, not unlike the one I previously described . But, unlike the one mentioned in previous posts, this one was actually a little more complex. So, if you want a general overview, go to the Kafeine post and I'll present a look under the hood here. How to do a ransomware? Well, it's not that easy. As we've seen previously you can just display a message every couple of seconds. We've seen that the previous app used scheduleAtFixedRate function to ensure that the lock message is always displayed. This app also makes sure that it i...