Here is a website that may offer you some ideas
Attachment Disorders & Reactive Attachment Disorder: Symptoms, Treatment & Hope for Children with Insecure Attachment
To me, it sounds like she is used to getting attention only when she is "bad" and therefore acts out for attention. It will be hard but try to ignore the smaller problem behaviours (step in if she is hurting someone else or herself) and praise often when she is behaving as you want. It will take time but she will learn.