MALWARE [PTsecurity] Dyre/Trickbot/Dridex TLSv1.0 connection pkt checker #3

SID: 11002814Rev: 11 views
Sourceptresearch/attackdetection
CreatedApril 14, 2018
UpdatedApril 14, 2018
Classificationtrojan-activity
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"MALWARE [PTsecurity] Dyre/Trickbot/Dridex TLSv1.0 connection pkt checker #3"; flow:established, to_client; content:"|1703|"; depth:2; byte_test:2, >=,656, 1, relative; byte_test:2, <=,704, 1, relative; stream_size:server, >,2460; stream_size:server, <,3413; stream_size:client, >,829; stream_size:client, <,1488; flowbits:noalert; flowbits:isset, FB550954_2; flowbits:unset, FB550954_2; flowbits:set, FB550954_3; classtype:trojan-activity; metadata:created_at 2018_4_14; reference:url, github.com/ptresearch/AttackDetection; sid:11002814; rev:1;)

References

urlgithub.com/ptresearch/AttackDetection

Metadata

created at2018_4_14

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