POC for spamming friends using iMessage

iMessageSpam.scpt

tell application "Messages"
  --To get the group id I used "DB Browser for SQLite" and opened "~/Library/Messages/chat.db" after making a backup.
	--For Group Chat
	set groupid to "<GROUP-ID-HERE>" -- ex. iMessage;+;chat999999999999999999999
	
	--For individual
	--Set targetBuddy to email or phone number
	set targetBuddy to "<PHONE-OR-EMAIL-HERE>" -- ex. 5515515551 or [email protected]
	set targetService to id of 1st service whose service type = iMessage
	
	-- Image or Text
	set ImageAttachment to POSIX file "<FILEPATH>" as alias -- ex. "/Users/Home/Downloads/source.gif"
	set textMessage to "<TEXT-MESSAGE-HERE>"
	
	repeat
		--Comment out the one you don't want to use
		--For individual
		set theBuddy to buddy targetBuddy of service id targetService
		
		--For Group Chat
		--set theBuddy to a reference to text chat id groupid
		
		--Choose if you want to send the "textMessage" or "ImageAttachment" below
		send textMessage to theBuddy
		
    -- To add some delay between messages send enable this
		--delay (random number from 0 to 1)
		
	end repeat
	
end tell