well i traced down one source of them spam/zombie bots smirk to turkish side IRCd with script kiddies controling them, i sent email to dalnet abuse team w/ info&data i collected about users who where issueing the commands to these bots but never got reply back, this was about 2monht ago

last time i checked the they added DDOS script to them bots :S i wouldnt be supprise it was them who are attacking dalnet