Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Ares Loader Observed User-Agent M2"; flow:established,to_server; http.user_agent; bsize:79; content:"Mozilla|2f|5|2e|0|20 28|Windows|20|NT|20|10|2e|0|3b 20|Win64|3b 20|x64|3b 20|rv|3a|106|2e|0|29 20|Gecko|2f|20100101|20|Firefox|2f|106|2e|"; reference:md5,82acd827f36e29c05e6581558b0d76ca; reference:url,tria.ge/230317-23cpnacd5t/behavioral2; classtype:command-and-control; sid:2044689; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_03_20, deployment Perimeter, malware_family AresLoader, performance_impact Low, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_20; target:src_ip;)