XCodeGhost Malware is a very harmful and dangerous piece of malware that is capable to Phish credentials, infect other apps, Hijack URLs, Steal iCloud passwords from your device and upload them to the attacker’s servers even without your knowledge. Malware was distributed through legitimate iOS Apps via counterfeit versions of Apple’s app developer toolkit called Xcode. Popular instant messaging app WeChat, Chinese Uber-like cab service Didi Kuaidi, photo editor Perfect365, music streaming service NetEase, and card scanning tool CamCard, were found to be infected.
Source: https://thehackernews.com/2015/09/ios-malware-cyber-attack.html