ET MALWARE [GIGAMON_ATR] FIN8 BADHATCH CnC Checkin

Query · suricata

flow:established,to_server;
dsize:64;
content:"-SH"; offset:44; depth:3;
pcre:"/(?:[0-9A-F]{8}\-){5}\-SH/";
content:"|02 09 01|"; offset:52; depth:3;
Raw source ET MALWARE [GIGAMON_ATR] FIN8 BADHATCH CnC Checkin · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET 1024: -> $EXTERNAL_NET 443 (
    msg:"ET MALWARE [GIGAMON_ATR] FIN8 BADHATCH CnC Checkin";
    flow:established,to_server;
    dsize:64;
    content:"-SH"; offset:44; depth:3;
    pcre:"/(?:[0-9A-F]{8}\-){5}\-SH/";
    content:"|02 09 01|"; offset:52; depth:3;
    reference:url,atr-blog.gigamon.com/2019/07/23/abadbabe-8badf00d:-discovering-badhatch-and-a-detailed-look-at-fin8's-tooling/;
    classtype:command-and-control;
    sid:2027752; rev:1;
    metadata:created_at 2019_07_23, deployment Perimeter, malware_family ShellTea, performance_impact Low, confidence High, signature_severity Major, tag Backdoor, updated_at 2019_07_26;
)

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