Rule History

alert dns $HOME_NET any -> any any (msg:"ET PHISHING IRS Credential Phish Domain in DNS Lookup (supportmicrohere .com)"; dns.query; dotprefix; content:".supportmicrohere.com"; nocase; endswith; reference:url,resecurity.com/blog/article/cybercriminals-deliver-irs-tax-scams-phishing-campaigns-by-mimicking-government-vendors; classtype:misc-activity; sid:2036358; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_04_25, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_09;)