ET MALWARE Redline Stealer TCP CnC Activity

Query · suricata

flow:established,to_server;
content:"http://tempuri.org/"; offset:5; depth:20;
content:"/Id"; distance:0; within:20;
content:"Authorization|08 03|ns1"; distance:0; fast_pattern;
Raw source ET MALWARE Redline Stealer TCP CnC Activity · Suricata
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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 Redline Stealer TCP CnC Activity";
    flow:established,to_server;
    content:"http://tempuri.org/"; offset:5; depth:20;
    content:"/Id"; distance:0; within:20;
    content:"Authorization|08 03|ns1"; distance:0; fast_pattern;
    reference:md5,9c121c95b8cdcdd0b8208176e6e4a1d6;
    classtype:trojan-activity;
    sid:2043231; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_10_26, deployment Perimeter, malware_family Redline, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_06, reviewed_at 2024_05_07, former_sid 2850286;
)

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