Versions (4)
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Rev: 10 • Mar 14, 2014, 12:00 PMET MALWARE Perl/Calfbot C&C DNS request
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Perl/Calfbot C&C DNS request"; dns_query; content:"vqvsaergek.info"; depth:15; fast_pattern; nocase; endswith; reference:url,www.welivesecurity.com/wp-content/uploads/2014/03/operation_windigo.pdf; reference:url,github.com/eset/malware-ioc; classtype:command-and-control; sid:2018265; rev:10; metadata:created_at 2014_03_14, confidence High, signature_severity Major, updated_at 2019_09_28;)
Mar 14, 2014, 12:00 PM
Sep 28, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules