alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS Suspicious User-Agent (VMozilla)"; flow:to_server,established; http.user_agent; content:"VMozilla"; depth:8; nocase; reference:url,www.microsoft.com/security/portal/Threat/Encyclopedia/Entry.aspx?Name=Worm%3aWin32%2fNeeris.BF; reference:url,www.avira.com/en/support-threats-description/tid/6259/tlang/en; classtype:trojan-activity; sid:2012555; rev:4; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2011_03_25, deployment Perimeter, confidence High, signature_severity Major, tag User_Agent, updated_at 2020_10_13;)