Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Neurevt.A/Betabot Check-in 4"; flow:established,to_server; http.method; content:"POST"; http.uri; content:!".aspx"; http.user_agent; content:!"SmadavStat"; http.host; content:!"lavasoft.com"; http.request_body; content:!"Zerto.ZVM"; content:!"id1="; content:"1="; content:"2="; distance:0; content:"3="; distance:0; content:"4="; distance:0; fast_pattern; pcre:"/&(?P<vname>[a-z]+)1=[A-F0-9]+&(?P=vname)2=[A-F0-9]+&(?P=vname)3=[A-F0-9]+&(?P=vname)4=[A-F0-9]/"; http.content_type; content:"application/x-www-form-urlencoded"; http.header_names; content:"|0d 0a|Content-Type|0d 0a|"; depth:16; content:!"Referer"; content:!"Accept"; reference:md5,5eada3ed47d7557df375d8798d2e0a8b; classtype:trojan-activity; sid:2018784; rev:13; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2014_07_25, deployment Perimeter, malware_family Neurevt, performance_impact Moderate, signature_severity Major, updated_at 2024_04_08, reviewed_at 2024_03_08;)