Rule History

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Possible Upatre SSL Cert slmp-550-105.slc.westdc.net"; flow:established,to_client; tls.cert_subject; content:"CN=slmp-550-105.slc.westdc.net"; reference:md5,f053b1aa875751944bae74fce67fe965; classtype:trojan-activity; sid:2019057; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2014_08_27, deployment Perimeter, malware_family Upatre, confidence Medium, signature_severity Critical, tag SSL_Malicious_Cert, tag Exploit_Kit, tag Downloader, tag Upatre, updated_at 2024_04_12;)