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SID: 2011297 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 5Sep 28, 2010, 12:00 PM

ET ADWARE_PUP User-Agent (KRMAK) Butterfly Bot download

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP User-Agent (KRMAK) Butterfly Bot download"; flow:established,to_server; http.user_agent; content:"KRMAK"; startswith; classtype:pup-activity; sid:2011297; rev:5; metadata:created_at 2010_09_28, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_02;)

Sep 28, 2010, 12:00 PM

Mar 2, 2024, 12:00 PM

Sep 21, 2024, 3:00 AM

Oct 13, 2025, 9:34 PM

rules/emerging-adware_pup.rules