Versions (4)
Version DetailsCurrent
Rev: 1 • Jun 24, 2021, 12:00 PMET MALWARE ReverseRAT Activity (POST) M1
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE ReverseRAT Activity (POST) M1"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"|43 21 f0 39 ff 82 2c 1c 54 06|"; startswith; fast_pattern; http.header_names; content:"|0d 0a|Expect|0d 0a|Connection|0d 0a 0d 0a|"; content:!"User-Agent"; content:!"Referer"; content:!"Accept"; reference:md5,63c6febaeff62391187077b5e2f781e7; reference:md5,33a68137c05b0e2c2ee2ca559e038358; reference:url,blog.lumen.com/suspected-pakistani-actor-compromises-indian-power-company-with-new-reverserat/; classtype:trojan-activity; sid:2033174; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_06_24, deployment Perimeter, malware_family ReverseRAT, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_06_24;)
Jun 24, 2021, 12:00 PM
Jun 24, 2021, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 10, 2025, 9:34 PM
rules/emerging-malware.rules