Versions (6)
Version DetailsCurrent
Rev: 3 • Apr 27, 2023, 12:00 PMET MALWARE Win32/Cryptbotv2 CnC Activity (POST) M3
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Cryptbotv2 CnC Activity (POST) M3"; flow:established,to_server; http.uri; content:".php"; endswith; http.content_type; content:"multipart|2f|form|2d|data|3b 20|boundary|3d|"; http.request_body; content:"Content|2d|Disposition|3a 20|form|2d|data|3b 20|name|3d 22|files|5b 5d 22 3b 20|filename|3d 22|"; fast_pattern; reference:md5,f12995bb7df7dff1e9e017fbcfd982eb; reference:url,twitter.com/Jane_0sint/status/1651554343563194368; classtype:trojan-activity; sid:2045213; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_04_27, deployment Perimeter, deployment SSLDecrypt, malware_family Win32_Cryptbotv2, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_09_05;)
Apr 27, 2023, 12:00 PM
Sep 5, 2024, 12:00 PM
Apr 27, 2023, 9:00 PM
Aug 25, 2025, 9:35 PM
rules/emerging-malware.rules