ET INFO Fingerprinting Service in TLS SNI (customfingerprints .bablosoft .com)

SID: 2054227Rev: 2113 views
History
Sourceet/open
CreatedJuly 2, 2024
UpdatedJanuary 20, 2026
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Fingerprinting Service in TLS SNI (customfingerprints .bablosoft .com)"; flow:established,to_server; tls.sni; bsize:32; content:"customfingerprints.bablosoft.com"; fast_pattern; reference:url,www.team-cymru.com/post/bablosoft-lowering-the-barrier-of-entry-for-malicious-actors; classtype:misc-activity; sid:2054227; rev:2; metadata:attack_target Client_Endpoint, created_at 2024_07_02, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_01_20, reviewed_at 2024_12_17;)

References

urlwww.team-cymru.com/post/bablosoft-lowering-the-barrier-of-entry-for-malicious-actors

Metadata

attack targetClient_Endpoint
created at2024_07_02
deploymentPerimeter
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2026_01_20
reviewed at2024_12_17

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