ET INFO Observed URL Shortener Service Domain (www .kisa .link in TLS SNI)
Sourceet/open
CreatedMarch 30, 2022
UpdatedMarch 30, 2022
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed URL Shortener Service Domain (www .kisa .link in TLS SNI)"; flow:established,to_server; tls.sni; content:"www.kisa.link"; bsize:13; fast_pattern; classtype:misc-activity; sid:2035658; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_03_30, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_30, reviewed_at 2024_10_14;)
Metadata
affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
attack targetClient_Endpoint
created at2022_03_30
deploymentPerimeter
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2022_03_30
reviewed at2024_10_14
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