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Rule History

SID: 11001758 • Source: ptrules/open

Versions (6)

Rev: 8
Oct 16, 2025, 10:34 AM
Current
Rev: 8
Oct 7, 2025, 5:34 PM
Archived
Rev: 8
Jul 14, 2025, 6:34 AM
Archived
Rev: 8
Jun 19, 2025, 11:34 AM
Archived
Rev: 8
Jun 11, 2025, 11:34 AM
Archived
Rev: 8
Dec 3, 2024, 4:43 PM
Archived

Version DetailsCurrent

Rev: 8 • Oct 9, 2025, 2:49 PM

SPYWARE [PTsecurity] Trickbot/Upatre/Dyre/Dridex FB set FB320221_0

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;)

Oct 9, 2025, 2:49 PM

Oct 9, 2025, 2:49 PM

Oct 16, 2025, 10:34 AM

Oct 16, 2025, 10:34 AM

rules/ptopen-malware.rules