Rule History

SID: 2032883 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Apr 28, 2021, 12:00 PM

Message:

ET HUNTING Base64 Encoded Server Response (success)

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HUNTING Base64 Encoded Server Response (success)"; flow:established,from_server; file.data; content:"c3VjY2Vzcw=="; depth:12; classtype:bad-unknown; sid:2032883; rev:1; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2021_04_28, deployment Perimeter, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_04_28;)

Created:

Apr 28, 2021, 12:00 PM

Updated:

Apr 28, 2021, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 12, 2025, 9:34 PM

Filename:

rules/emerging-hunting.rules