ET MALWARE Lethic Spambot CnC Connect Command (port 25 specifically)

7.0.35.0SID: 2010649Rev: 6Disabled1 views
Sourceet/open
Fileemerging-malware.rules
CreatedJuly 30, 2010
UpdatedMarch 15, 2024
Classificationcommand-and-control
alert tcp $EXTERNAL_NET 1024: -> $HOME_NET any (msg:"ET MALWARE Lethic Spambot CnC Connect Command (port 25 specifically)"; flow:established,to_client; flowbits:isset,ET.lethic.established; dsize:11; content:"|02|"; offset:4; depth:5; content:"|00 19|"; offset:9; reference:url,www.m86security.com/trace/spambotitem.asp?article=1205; classtype:command-and-control; sid:2010649; rev:6; metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_15;)

References

urlwww.m86security.com/trace/spambotitem.asp?article=1205

Metadata

created at2010_07_30
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_03_15

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