Ikee is a worm that spread by means of SSH Connections between jailbroken iphones and steals apple id and passwords.It is discovered in 2009 and changed wallpaper to Rick Astley photo.
History
Iphone owners of Australia reported that smart phones of them are infected by a worm and it has changed their iphone wallpaper to Rick Astley, a 1980s Pop crooner.It affects if the owner haven’t changed their default password after installation of SSH. Once the Ikee worms infect, it find other iphones on the mobile network which are vulnerable and install again. The worm won’t affect the users who haven’t jailbroken or not installed SSH on their iphone.The worm does nothing than changing the infected user’s lock screen wallpaper.The source code of the ikee worm says it was written by Ikex.