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SID: 2012237 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 2Jan 27, 2011, 12:00 PM

ET MALWARE x0Proto Client Info

alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE x0Proto Client Info"; flow:established,to_server; flowbits:isset,et.x0proto; dsize:<128; content:"x0|0c|"; depth:3; classtype:trojan-activity; sid:2012237; rev:2; metadata:created_at 2011_01_27, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)

Jan 27, 2011, 12:00 PM

Jul 26, 2019, 12:00 PM

Jan 27, 2011, 12:00 PM

Nov 14, 2025, 10:34 PM

rules/emerging-malware.rules