Versions (4)
Version DetailsCurrent
Rev: 3 • Jul 30, 2010, 12:00 PMET MALWARE Lethic Spambot CnC Bot Transaction Relay
alert tcp $HOME_NET any -> $EXTERNAL_NET 1024: (msg:"ET MALWARE Lethic Spambot CnC Bot Transaction Relay"; flow:established,to_server; flowbits:isset,ET.lethic.established; content:"|03|"; offset:4; depth:5; reference:url,www.m86security.com/trace/spambotitem.asp?article=1205; classtype:command-and-control; sid:2010651; rev:3; metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)
Jul 30, 2010, 12:00 PM
Jul 26, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
Oct 20, 2025, 3:34 PM
rules/emerging-malware.rules