SPYWARE [PTsecurity] Trickbot/Upatre/Dyre/Dridex FB set FB320221_0
Sourceptrules/open
CreatedOctober 9, 2025
UpdatedOctober 9, 2025
Classificationtrojan-activity
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SPYWARE [PTsecurity] Trickbot/Upatre/Dyre/Dridex FB set FB320221_0"; flow:established, to_client; content:"|1703|"; depth:2; byte_test:2, >=,160, 1, relative; byte_test:2, <=,240, 1, relative; stream_size:server, <,3000; stream_size:client, <,3000; flowbits:isset, FB320221_; flowbits:noalert; flowbits:set, FB320221_0; reference:url, rules.ptsecurity.com; classtype:trojan-activity; sid:11001758; rev:8;)
References
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