Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE DNS Query to Gamaredon Domain (22defeated .ayrympo .ru)"; dns.query; content:"22defeated.ayrympo.ru"; nocase; bsize:21; reference:url,twitter.com/malPileDiver/status/1649776814850555905; classtype:trojan-activity; sid:2045172; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_04_24, deployment Perimeter, confidence High, signature_severity Major, tag Gamaredon, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_06_02;)