ET MALWARE Win32/Sabsik.EN.D!ml CnC Checkin

Query · suricata

flow:established,to_server;
content:"|a5 00 00 00 5a 4a 53 58|"; startswith; fast_pattern;
content:"|05 00 00 00 42 44 53 4a 30 05 00 00 00 4b 4a 53 4a 30|"; distance:0;
Raw source ET MALWARE Win32/Sabsik.EN.D!ml 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 any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Win32/Sabsik.EN.D!ml CnC Checkin";
    flow:established,to_server;
    content:"|a5 00 00 00 5a 4a 53 58|"; startswith; fast_pattern;
    content:"|05 00 00 00 42 44 53 4a 30 05 00 00 00 4b 4a 53 4a 30|"; distance:0;
    reference:md5,04b227d54c15f3ed16c20487ff898f15;
    classtype:trojan-activity;
    sid:2038735; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2022_09_02, deployment Perimeter, malware_family Win32_Sabsik_EN_D_ml, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_09_02;
)

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