Just like you spread anything and everything else. Its same exe, you can bind it into shit and spread on torrents, use java driveby and install it on hacked websites etc. Endless possibilities, do your research.
A public botnet has risk of containing a backdoor (means all the logs you collect will be sent to someone else too, or your bots. Can be any of them or both). Also detection ratio of a public botnet vs private one has big difference.
For example zeus is public, and if you crypt it FUD, it will...
Hello admin, I sell citadel botnet bins on this forum and I was away for a while due to other deals. I will be honest, I have got lots of add requests and lots of inquiries but so far 0 sales.
But today I logged into forum to see this posted on my sales thread.
This guy shariffe indeed...
Dumb ass, see the price quote.
I mentioned webinjects price start from $80 to $300, at $300 obviously the webinject would come with balance grabber.
"More likely scam", hahaha sorry I underestimated your "newbie" knowledge regarding botnet when I said "things you've never heard of like ATS"...