Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE [Fireeye] SUNBURST Related DNS Lookup to highdatabase .com"; dns.query; content:"highdatabase.com"; nocase; endswith; reference:url,www.fireeye.com/blog/threat-research/2020/12/evasive-attacker-leverages-solarwinds-supply-chain-compromises-with-sunburst-backdoor.html; classtype:trojan-activity; sid:2031329; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_12_14, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_12_14;)