They're all hackers too, since Iranian ISPs apply censorship and have the Chinese model as a goal. We know whoever reported Avon Lady's no-submit image was not from Iran, since some ISPs banned access to imageshack.
http://www.rsf.org/article.php3?id_article=15343
http://www.rsf.org/article.php3?id_article=19016
http://www.rsf.org/article.php3?id_article=18910
Seems banning porn is not on the agenda, just annoying sites and blogs from those pesky Iranians who dare disagree with the regime.