Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/QakBot CnC Payload Request (GET)"; flow:established,to_server; urilen:11; http.method; content:"GET"; http.uri; content:"|2f 62 6c 6f 2f 6d 65 2e 7a 69 70|"; fast_pattern; http.header_names; content:!"Referer"; reference:md5,4924a85d0c77c9b7b38faaab94636d9a; reference:url,twitter.com/Cryptolaemus1/status/1645836544580648984; classtype:trojan-activity; sid:2044920; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_04_11, deployment Perimeter, malware_family Qakbot, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_26, reviewed_at 2024_01_26;)