Spear phishing accounts for the vast majority of security breaches. Being able to perform spear phishing is vital for a penetration tester and integral to understanding how to mitigate it.This presentation will focus on the entire process of a sophisticated spear phishing campaign, from recon to delivering the payload and bypassing modern defenses. Furthermore, stealth and anti-blue team techniques will be demonstrated. I will also demonstrate HunterGatherer.js, an email gathering and validation tool I wrote to assist in spear phishing."