ET SCAN NMAP SIP Version Detection Script Activity

Query · suricata

content:"Via|3A| SIP/2.0/TCP nm";
content:"From|3A| <sip|3A|nm@nm"; within:150; fast_pattern;
Raw source ET SCAN NMAP SIP Version Detection Script Activity · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> $HOME_NET 5060:5061 (
    msg:"ET SCAN NMAP SIP Version Detection Script Activity";
    content:"Via|3A| SIP/2.0/TCP nm";
    content:"From|3A| <sip|3A|nm@nm"; within:150; fast_pattern;
    classtype:attempted-recon;
    sid:2018318; rev:1;
    metadata:created_at 2014_03_25, confidence Low, signature_severity Informational, updated_at 2019_07_26;
)

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