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Version DetailsCurrent
Rev: 1 • Apr 25, 2022, 12:00 PMET MALWARE Observed Malicious SSL Cert IRS Credential Phish Domain (jbdelmarket .com)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Observed Malicious SSL Cert IRS Credential Phish Domain (jbdelmarket .com)"; flow:established,to_client; tls.cert_subject; content:"jbdelmarket.com"; fast_pattern; pcre:"/CN=(?:[^\r\n]+?\.)?jbdelmarket\.com(?!\.)/"; reference:url,resecurity.com/blog/article/cybercriminals-deliver-irs-tax-scams-phishing-campaigns-by-mimicking-government-vendors; classtype:domain-c2; sid:2036361; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2022_04_25, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_04_25, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Apr 25, 2022, 12:00 PM
Apr 25, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 3, 2025, 8:34 PM
rules/emerging-malware.rules