Versions (4)
Version DetailsCurrent
Rev: 2 • Dec 13, 2017, 12:00 PMET MALWARE Win32/Bot.Sezin CnC Checkin
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Bot.Sezin CnC Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; content:".php?machine_id="; fast_pattern; content:"&x64"; distance:0; content:"&version="; distance:0; content:"&video_card="; distance:0; content:"&cpu="; distance:0; content:"&junk="; distance:0; http.header_names; content:!"User-Agent"; content:!"Referer"; content:!"Accept"; reference:md5,73611bd5d1d0ad865cd26b003aa525b4; classtype:command-and-control; sid:2025148; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_12_13, deployment Perimeter, malware_family Bot_Sezin, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_24;)
Dec 13, 2017, 12:00 PM
Aug 24, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 29, 2025, 9:34 PM
rules/emerging-malware.rules