Versions (2)
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Rev: 1 • Oct 4, 2024, 12:00 PMET MALWARE Win32/Knitting Industry Co. CnC Activity (GET)
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Knitting Industry Co. CnC Activity (GET)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/|3f|rs=user|7c|"; startswith; fast_pattern; pcre:"/\x7c(?:[0-9]{2})\x3a(?:[0-9]{2})\x7c(?:[0-9]{1,3})$/R"; http.header_names; content:!"|0d 0a|Referer|0d 0a|"; nocase; reference:url,x.com/malwrhunterteam/status/1837606124117196826; reference:md5,78e6fe030031e0b319121f4af546c743; classtype:command-and-control; sid:2056491; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_10_04, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_10_04;)
Oct 4, 2024, 12:00 PM
Oct 4, 2024, 12:00 PM
Oct 4, 2024, 9:00 PM
Jul 21, 2025, 9:34 PM
rules/emerging-malware.rules