Versions (4)
Version DetailsCurrent
Rev: 3 • Feb 9, 2022, 12:00 PMET MALWARE Gamaredon APT Related Maldoc Activity (GET)
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Gamaredon APT Related Maldoc Activity (GET)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/allocation/"; fast_pattern; content:".dot"; endswith; http.user_agent; content:"|3b 20|ms-office|3b 20|"; http.header_names; content:!"Referer"; reference:md5,1579a5a8bdca4eda62315116e418b9d6; reference:url,unit42.paloaltonetworks.com/gamaredon-primitive-bear-ukraine-update-2021/; classtype:trojan-activity; sid:2035168; rev:3; metadata:attack_target Client_Endpoint, created_at 2022_02_09, deployment Perimeter, malware_family Gamaredon, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_25;)
Feb 9, 2022, 12:00 PM
Apr 25, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 5, 2025, 9:34 PM
rules/emerging-malware.rules