Rule History

alert tcp any any -> $HOME_NET any (msg:"ET HUNTING Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution 0-click RTF (CVE-2022-30190)"; flow:established,to_client; file.data; content:"|7b 5c|rtf"; content:"|7b 5c 2a 5c|oleclsid |5c 27|7b00000300-0000-0000-C000-000000000046|5c 27|7d|7d|"; fast_pattern; content:"|7b 5c 2a 5c|objdata|20|0105000002000000"; content:"4f4c45324c696e6b00"; nocase; distance:8; content:"d0cf11e0a1b11ae1"; nocase; distance:0; reference:url,msrc.microsoft.com/update-guide/vulnerability/CVE-2022-30190; reference:cve,2022-30190; classtype:bad-unknown; sid:2059679; rev:1; metadata:attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2025_01_27, cve CVE_2022_30190, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2025_01_27, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise; target:dest_ip;)