Anti-spam service Spamhaus says its site was targeted by the hacktivist collective Anonymous. The Anonymous attack campaign was first reported by Softpedia, which said the attackers had declared the SpamH project to be “an offshore criminal network of tax circumventing self-declared Internet terrorists pretending to be’spam’ fighters” Spamh says Softpedia reporter was conned by a spammer who posted a fake “Anonymous Operation” to Pastebin. The service says the attack was carried out by a Russian criminal malware gang and NOT Anonymous.”]
Source: https://www.darkreading.com/attacks-breaches/anonymous-ddos-attack-report-bogus-spamhaus-says