alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Malware Destroyer Checkin"; flow:established,to_server; content:"FWindowsName|3a 20|"; startswith; fast_pattern; content:"|0d 0a|FWindowsNameFull|3a 20|"; distance:0; content:"|0d 0a|FWindowsVersion|3a 20|"; distance:0; content:"|0d 0a|FOSIs64Bit|3a 20|"; distance:0; content:"|0d 0a 0d 0a|File|3a 20|"; distance:0; reference:md5,0407b9677949d233a968725bf95802cc; reference:url,web.archive.org/web/20181209151731/https://emcosoftware.com/malware-destroyer; classtype:misc-activity; sid:2038642; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, 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;)