MALWARE [PTsecurity] W97M.Cerber/Shurl0ckr TOR connection pkt checker #1

SID: 11002280Rev: 10 views
Sourceptresearch/attackdetection
CreatedJanuary 25, 2018
UpdatedJanuary 25, 2018
Classificationtrojan-activity
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"MALWARE [PTsecurity] W97M.Cerber/Shurl0ckr TOR connection pkt checker #1"; flow:established, to_client; content:"|1703|"; depth:2; byte_test:2, >=,220, 1, relative; byte_test:2, <=,245, 1, relative; stream_size:server, >,3434; stream_size:server, <,4534; stream_size:client, >,390; stream_size:client, <,1123; flowbits:noalert; flowbits:isset, FB405091_0; flowbits:unset, FB405091_0; flowbits:set, FB405091_1; classtype:trojan-activity; metadata:created_at 2018_1_25; reference:url, github.com/ptresearch/AttackDetection; sid:11002280; rev:1;)

References

urlgithub.com/ptresearch/AttackDetection

Metadata

created at2018_1_25

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