Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE DNS Query to PeakLight/Emmenhtal Loader Domain (onedrive-microsoft .redirectme .net)"; dns.query; bsize:33; content:"onedrive-microsoft.redirectme.net"; nocase; reference:url,orangecyberdefense.com/global/blog/cert-news/emmenhtal-a-little-known-loader-distributing-commodity-infostealers-worldwide; reference:url,cloud.google.com/blog/topics/threat-intelligence/peaklight-decoding-stealthy-memory-only-malware; classtype:trojan-activity; sid:2055967; rev:2; metadata:attack_target Client_Endpoint, created_at 2024_09_18, deployment Perimeter, deprecation_reason Age, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_04_15, reviewed_at 2025_04_15;)