alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Malware Destroyer FTP Login"; flow:established,to_server; content:"USER maldupload|0d 0a|"; fast_pattern; content:"PASS malaccess90|0d 0a|"; distance:0; reference:md5,0407b9677949d233a968725bf95802cc; reference:url,web.archive.org/web/20181209151731/https://emcosoftware.com/malware-destroyer; classtype:misc-activity; sid:2038641; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_08_29, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_29;)