Versions (5)
Version DetailsCurrent
Rev: 2 • Apr 29, 2022, 12:00 PMET MALWARE Win32/Farfli.BAL CnC Activity
alert http $HOME_NET any -> $EXTERNAL_NET [1024:] (msg:"ET MALWARE Win32/Farfli.BAL CnC Activity"; flow:established,to_server; http.request_line; content:"GET /2112.html|20|"; startswith; fast_pattern; http.host; pcre:"/^(?:[0-9]{1,3}\.){3}[0-9]{1,3}$/"; reference:md5,32547c9f7c7c870ee12fdf944e8afb34; classtype:trojan-activity; sid:2036453; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_04_29, deployment Perimeter, malware_family Win32_Farfli_BAL, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_05_02;)
Apr 29, 2022, 12:00 PM
May 2, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 3, 2025, 8:34 PM
rules/emerging-malware.rules