MALWARE [PTsecurity] Shifr/Shurl0cker Ransomware SSL connection pkt checker #1
Sourceptresearch/attackdetection
CreatedMarch 9, 2018
UpdatedMarch 9, 2018
Classificationtrojan-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"MALWARE [PTsecurity] Shifr/Shurl0cker Ransomware SSL connection pkt checker #1"; flow:established, to_server; content:"|1703|"; depth:2; content:"|0058|"; distance:1; within:2; fast_pattern; stream_size:server, >,3407; stream_size:server, <,3679; stream_size:client, >,383; stream_size:client, <,672; flowbits:noalert; flowbits:isset, FB513376_0; flowbits:unset, FB513376_0; flowbits:set, FB513376_1; classtype:trojan-activity; metadata:created_at 2018_3_9; reference:url, github.com/ptresearch/AttackDetection; sid:11002660; rev:1;)
References
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created at2018_3_9
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