Help figuring out where data was taken after scam message & spoofed caller ID

So I have been communicating with a colleague solely via email for a while now, we do not have each other's phone numbers, all communication has been via email.

However i just got a email from her, saying she had received a text message from me and included a screen grab of the text. It was clearly a phishing scam, and it was not from my actual number, but the number it came from DID have my full name as …

amp caller id communication data email message numbers phone phone numbers privacy scam spoofed taken text