ET ATTACK_RESPONSE PowerShell Execution String Base64 Encoded Invoke-WmiMethod (52b2tlLVdtaU1ldG) in DNS TXT Reponse

Query · suricata

content:!"v=DKIM";
content:"|00 00 10 00 01 c0 0c 00 10 00 01|";
content:"52b2tlLVdtaU1ldG"; distance:0; fast_pattern;
Raw source ET ATTACK_RESPONSE PowerShell Execution String Base64 Encoded Invoke-WmiMethod (52b2tlLVdtaU1ldG) in DNS TXT Reponse · 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 dns any any -> $HOME_NET any (
    msg:"ET ATTACK_RESPONSE PowerShell Execution String Base64 Encoded Invoke-WmiMethod (52b2tlLVdtaU1ldG) in DNS TXT Reponse";
    content:!"v=DKIM";
    content:"|00 00 10 00 01 c0 0c 00 10 00 01|";
    content:"52b2tlLVdtaU1ldG"; distance:0; fast_pattern;
    reference:url,github.com/no0be/DNSlivery;
    classtype:bad-unknown;
    sid:2026935; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_02_19, deployment Perimeter, malware_family DNSlivery, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_12_12;
)

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