ET INFO Abused File Sharing/CRM Platform in DNS Lookup (pipedrive-files-*-pipedrive .com .s3 .* .amazonaws .com)

Query · suricata

dns.query;
content:"pipedrive-files-"; startswith;
pcre:"/^[a-z]{3}-\d{1,2}/R";
content:"-pipedrive-com.s3"; within:24; fast_pattern;
content:".amazonaws.com"; endswith;
Raw source ET INFO Abused File Sharing/CRM Platform in DNS Lookup (pipedrive-files-*-pipedrive .com .s3 .* .amazonaws .com) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert dns any any -> $EXTERNAL_NET any (
    msg:"ET INFO Abused File Sharing/CRM Platform in DNS Lookup (pipedrive-files-*-pipedrive .com .s3 .* .amazonaws .com)";
    dns.query;
    content:"pipedrive-files-"; startswith;
    pcre:"/^[a-z]{3}-\d{1,2}/R";
    content:"-pipedrive-com.s3"; within:24; fast_pattern;
    content:".amazonaws.com"; endswith;
    classtype:misc-activity;
    sid:2052705; rev:1;
    metadata:affected_product Any, attack_target Client_and_Server, tls_state plaintext, created_at 2024_05_16, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag TA_Abused_Service, updated_at 2024_05_16;
)

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