Set traps for hacker on iPhone

Someone has gained remote control of my iPhone: they read my private messages, change settings at will, monitor calls and texts, trigger pop-ups that lock the screen, and at times appear to view the display in real time... (Budget: $15 - $25 USD, Jobs: Computer Security, Data Recovery, Digital Forensics, Incident Response, iPhone, Mobile App Development, Security Auditing, Testing / QA)