Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP Muzcat Media Player User-Agent Observed (muzcat)"; flow:established,to_server; http.user_agent; content:"muzcat"; bsize:6; threshold: type limit, count 1, seconds 300, track by_src; reference:md5,8d7129a9df9e2138cd1f4d2edfe7132c; classtype:trojan-activity; sid:2050732; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_02_06, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_06;)