Rule History

SID: 2033736 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Aug 16, 2021, 12:00 PM

Message:

ET HUNTING Base64 Encoded Windows IP Configuration Output in HTTP POST M3

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING Base64 Encoded Windows IP Configuration Output in HTTP POST M3"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"dpbmRvd3MgSVAgQ29uZmlndXJhdGlvbg0KDQogICBIb3N0IE5hbWUgLi"; classtype:bad-unknown; sid:2033736; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_08_16, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_08_16;)

Created:

Aug 16, 2021, 12:00 PM

Updated:

Aug 16, 2021, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 9, 2025, 9:34 PM

Filename:

rules/emerging-hunting.rules