ET MALWARE Interlock CnC Domain in TLS SNI (hours-affected-personals-grey .trycloudflare .com)
Sourceet/open
CreatedMay 17, 2025
UpdatedMay 17, 2025
Classificationdomain-c2
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Interlock CnC Domain in TLS SNI (hours-affected-personals-grey .trycloudflare .com)"; flow:established,to_server; tls.sni; bsize:47; content:"hours-affected-personals-grey.trycloudflare.com"; fast_pattern; reference:url,blog.sekoia.io/interlock-ransomware-evolving-under-the-radar/; classtype:domain-c2; sid:2062412; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_05_17, deployment Perimeter, malware_family Interlock, performance_impact Low, confidence High, signature_severity Major, tag RAT, tag AI_Generated_Description, updated_at 2025_05_17;)
Metadata
attack targetClient_Endpoint
created at2025_05_17
deploymentPerimeter
malware familyInterlock
performance impactLow
confidenceHigh
signature severityMajor
tagAI_Generated_Description
updated at2025_05_17
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