ET INFO Observed Passive Income App Domain (datacy .com in TLS SNI)
Sourceet/open
CreatedFebruary 11, 2026
UpdatedFebruary 23, 2026
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed Passive Income App Domain (datacy .com in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".datacy.com"; endswith; fast_pattern; classtype:misc-activity; sid:2067493; rev:3; metadata:attack_target Client_Endpoint, created_at 2026_02_11, deployment Perimeter, former_category ADWARE_PUP, malware_family PUP, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_02_23;)
Metadata
attack targetClient_Endpoint
created at2026_02_11
deploymentPerimeter
former categoryADWARE_PUP
malware familyPUP
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2026_02_23
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