Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to SloppyLemming/UNK_SloppyDisc Domain (sensors .opensecurity-legacy .com)"; dns.query; dotprefix; content:".sensors.opensecurity-legacy.com"; nocase; endswith; reference:url,www.cloudflare.com/threat-intelligence/research/report/unraveling-sloppylemmings-operations-across-south-asia/; classtype:trojan-activity; sid:2056218; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_09_27, deployment Perimeter, malware_family SloppyLemming, malware_family UNK_SloppyDisc, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_09_27;)