MALWARE [PTsecurity] Suspicious SSL connection - Observed in Cobalt Strike - Suricata Rule 11002074 (ptresearch/attackdetection)

MALWARE [PTsecurity] Suspicious SSL connection - Observed in Cobalt Strike

SID: 11002074Rev: 10 views

Sourceptresearch/attackdetection

CreatedOctober 15, 2017

UpdatedOctober 15, 2017

Classificationtrojan-activity

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"MALWARE [PTsecurity] Suspicious SSL connection - Observed in Cobalt Strike"; flow:established, to_server; content:"|1703|"; depth:2; byte_test:2, >=,128, 1, relative; byte_test:2, <=,200, 1, relative; stream_size:server, >,800; stream_size:server, <,3019; stream_size:client, >,100; stream_size:client, <,1318; flowbits:isset, FB363347_4; flowbits:unset, FB363347_4; flowbits:set, FB363347_5; classtype:trojan-activity; metadata:created_at 2017_10_15; reference:url, github.com/ptresearch/AttackDetection; sid:11002074; rev:1;)

References

url	github.com/ptresearch/AttackDetection

MALWARE [PTsecurity] Suspicious SSL connection - Observed in Cobalt Strike

References

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