ET INFO Observed Instagram Story Viewer Domain (greatfon .com in TLS SNI)
Sourceet/open
CreatedApril 4, 2022
UpdatedApril 4, 2022
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed Instagram Story Viewer Domain (greatfon .com in TLS SNI)"; flow:established,to_server; tls.sni; content:"greatfon.com"; bsize:12; fast_pattern; classtype:misc-activity; sid:2035741; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_04_04, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_04_04;)
Metadata
affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
attack targetClient_Endpoint
created at2022_04_04
deploymentPerimeter
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2022_04_04
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