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Rev: 1 • Apr 8, 2021, 12:00 PMET MALWARE Observed StrongPity CnC Domain (applicationrepo .com in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed StrongPity CnC Domain (applicationrepo .com in TLS SNI)"; flow:established,to_server; tls.sni; content:"applicationrepo.com"; bsize:19; fast_pattern; reference:md5,60e9f401ea30605d57cdc821533d9675; reference:url,twitter.com/RedBeardIOCs/status/1379422249590128646; classtype:targeted-activity; sid:2032539; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_04_08, deployment Perimeter, malware_family StrongPity, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_04_08, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Apr 8, 2021, 12:00 PM
Apr 8, 2021, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 12, 2025, 9:34 PM
rules/emerging-malware.rules