ET INFO Observed Commonly Abused Link Aggregating Service Domain (bio .link) in TLS SNI
Sourceet/open
CreatedAugust 5, 2024
UpdatedAugust 5, 2024
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed Commonly Abused Link Aggregating Service Domain (bio .link) in TLS SNI"; flow:established,to_server; tls.sni; bsize:8; content:"bio.link"; fast_pattern; reference:url,www.trendmicro.com/en_us/research/24/h/malvertising-campaign-fake-ai-editor-website-credential-theft.html; classtype:misc-activity; sid:2054893; rev:1; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2024_08_05, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag link_aggregators, updated_at 2024_08_05, reviewed_at 2024_10_04;)
References
Metadata
affected productAny
attack targetClient_Endpoint
created at2024_08_05
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityInformational
taglink_aggregators
updated at2024_08_05
reviewed at2024_10_04
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