ET HUNTING SUSPICIOUS IRC - NICK and Possible Windows XP/7
Sourceet/open
CreatedAugust 13, 2013
UpdatedJuly 26, 2019
Classificationbad-unknown
alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING SUSPICIOUS IRC - NICK and Possible Windows XP/7"; flow:established,to_server; content:"NICK "; depth:5; pcre:"/^[^\r\n]*(?:W(?:in(?:dows)?)?[^a-z0-9]?(XP|[7-8])|Vista)/Ri"; content:!"|20|XP/7"; classtype:bad-unknown; sid:2017321; rev:8; metadata:created_at 2013_08_13, confidence Medium, signature_severity Informational, updated_at 2019_07_26;)
Metadata
created at2013_08_13
confidenceMedium
signature severityInformational
updated at2019_07_26
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