ET MALWARE Possible Variant.Kazy.53640 Malformed Client Hello SSL 3.0 (Session_Id length greater than Client_Hello Length)
Sourceet/open
Fileemerging-malware.rules
CreatedApril 24, 2012
UpdatedMarch 6, 2024
Classificationtrojan-activity
alert tcp $HOME_NET any -> $EXTERNAL_NET 443 (msg:"ET MALWARE Possible Variant.Kazy.53640 Malformed Client Hello SSL 3.0 (Session_Id length greater than Client_Hello Length)"; flow:established,to_server ; content:"|16 03 00|"; depth:3; content:"|01|"; distance:2; within:1; byte_extract:3,0,SSL.Client_Hello.length,relative ; byte_test:1,>,SSL.Client_Hello.length,34,relative ; threshold:type both, track by_src, count 5, seconds 60 ; reference:md5,a01d75158cf4618677f494f9626b1c4c ; classtype:trojan-activity; sid:2014634; rev:3; metadata:created_at 2012_04_24, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_06;)
References
| md5 | a01d75158cf4618677f494f9626b1c4c |
Metadata
created at2012_04_24
confidenceMedium
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_03_06
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