Versions (4)
Version DetailsCurrent
Rev: 6 • Jun 12, 2015, 12:00 PMET MALWARE Win32/Agent.WVW CnC Beacon 3
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Agent.WVW CnC Beacon 3"; flow:to_server,established; urilen:4; http.header; content:"Empty|0d 0a|"; http.request_line; content:"GET /cl1"; depth:8; fast_pattern; http.referer; content:"1|3a|"; depth:2; pcre:"/^\d\.\d_(?:64|32)_\d\x3a/R"; reference:md5,1de834aca8905124e1abcd4f71dea062; classtype:command-and-control; sid:2021259; rev:6; metadata:attack_target Client_Endpoint, created_at 2015_06_12, deployment Perimeter, malware_family Win32_Agent_WVW, signature_severity Major, tag c2, updated_at 2020_11_02, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)
Jun 12, 2015, 12:00 PM
Nov 2, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules