Win.Trojan.Orcus RAT

[Y M via Snort-sigs <snort-sigs () lists snort org>]

Hi,

Pcap is available for this one.

# --------------------
# Date: 2018-05-20
# Title: Orcus RAT SSL Certificate
# Tests: pcap
# Reference: https://app.any.run/tasks/95c76eff-5118-46d1-9e62-cc5d4d2a1310

alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"MALWARE-CNC Win.Trojan.Orcus RAT inbound SSL certificate"; 
flow:to_client,established; content:"|16 03 01|"; content:"|02|"; distance:2; content:"|03 01|"; distance:3; 
content:"|55 04 03 13 0C|Orcus Server"; metadata:ruleset community, service ssl; 
reference:url,app.any.run/tasks/95c76eff-5118-46d1-9e62-cc5d4d2a1310; classtype:trojan-activity; sid:8000060; rev:1;)

Thanks.
YM

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