ET MALWARE Interlock CnC Domain in DNS Lookup (ears-circus-cam-lake .trycloudflare .com)
Sourceet/open
CreatedJune 11, 2025
UpdatedJune 11, 2025
Classificationdomain-c2
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Interlock CnC Domain in DNS Lookup (ears-circus-cam-lake .trycloudflare .com)"; dns.query; bsize:38; content:"ears-circus-cam-lake.trycloudflare.com"; nocase; reference:url,blog.sekoia.io/interlock-ransomware-evolving-under-the-radar/; classtype:domain-c2; sid:2062908; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_06_11, deployment Perimeter, malware_family Interlock, performance_impact Low, confidence High, signature_severity Major, tag RAT, tag AI_Generated_Description, updated_at 2025_06_11, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Metadata
attack targetClient_Endpoint
created at2025_06_11
deploymentPerimeter
malware familyInterlock
performance impactLow
confidenceHigh
signature severityMajor
tagAI_Generated_Description
updated at2025_06_11
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol
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