ET DELETED SMTP US Top Secret REL TO

SID: 2002424Rev: 40 views
History
Sourceet/open
CreatedJuly 30, 2010
UpdatedJuly 26, 2019
Classificationpolicy-violation
alert tcp $SMTP_SERVERS any -> $EXTERNAL_NET 25 (msg:"ET DELETED SMTP US Top Secret REL TO"; flow:to_server,established; content:"Subject|3A|"; pcre:"/(TOP\sSECRET|TS)//[\s\w,/-]*REL\sTO\sUSA[\s\w,/-]*(?=//(25)?X[1-9])/ism"; classtype:policy-violation; sid:2002424; rev:4; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)

Metadata

created at2010_07_30
signature severityUnknown
updated at2019_07_26

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