Obtaining publish access to 13% of npm packages
github.com
github.com
Plus we all know that corporations rarely update their dependencies so therefore, anything you wrote to snoop would be caught before they updated. You'd most likely just get bleeding edge developer's information, which might net you access to Netflix?
As a criminal, what credentials do you want - some teen's facebook login? or some dev's admin credentials which you can use to compromise entire databases? What about software signing keys for your malware? Access to someone's software update distribution channels?
Some companies strictly separate devs from these things, but not all of them by a long shot - and even when they are, admins aren't going to necessarily be code auditing every single release. One slip is all it takes.
Debian builds has been breached. Sourceforge has been breached. Unhacked package managers and credentials already make me nervous. Up your paranoia, and have enough self esteem as to realize you're worth targeting - and know that all the Karate in the world won't protect you from being shot in the back from behind. They won't stake out the Dojo either - it'll be your home or favorite bar.