ET EXPLOIT_KIT Malicious TA2726 TDS Domain in TLS SNI (modestknollpartners .com)
Sourceet/open
CreatedSeptember 19, 2025
UpdatedSeptember 22, 2025
Classificationexploit-kit
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Malicious TA2726 TDS Domain in TLS SNI (modestknollpartners .com)"; flow:established,to_server; tls.sni; dotprefix; content:".modestknollpartners.com"; endswith; fast_pattern; reference:url,community.emergingthreats.net/t/et-socgholish-rules-response-guidance/335; classtype:exploit-kit; sid:2064809; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2025_09_19, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag TDS, tag compromised_website, tag TA2726, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_09_22;)
Metadata
affected productWeb_Browsers
attack targetClient_Endpoint
created at2025_09_19
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityMinor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2025_09_22
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