ET MALWARE Suspected TA450 Activity

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:".ps1"; endswith;
http.user_agent;
content:"Mozilla/4.0|20 28|compatible|3b 20|MSIE 7.0|3b 20|Windows NT 6.2|3b 20|WOW64|3b 20|Trident/8.0|3b 20|"; fast_pattern; startswith;
target:src_ip;
Raw source ET MALWARE Suspected TA450 Activity · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Suspected TA450 Activity";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:".ps1"; endswith;
    http.user_agent;
    content:"Mozilla/4.0|20 28|compatible|3b 20|MSIE 7.0|3b 20|Windows NT 6.2|3b 20|WOW64|3b 20|Trident/8.0|3b 20|"; fast_pattern; startswith;
    reference:md5,513e8e3ede4f821dad0e3ba3448aca42;
    reference:url,x.com/suyog41/status/1793935723961143625;
    classtype:trojan-activity;
    sid:2052911; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_05_28, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2024_05_28;
    target:src_ip;
)

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