Rule History

SID: 2029711 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 3 • Mar 23, 2020, 12:00 PM

Message:

ET HUNTING Suspicious GET Request with Possible COVID-19 Domain M1

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING Suspicious GET Request with Possible COVID-19 Domain M1"; http.method; content:"GET"; http.host; content:"covid"; content:!".jhu.edu"; endswith; content:!".ncsc.gov.ie"; endswith; content:!".nhs.wales"; endswith; content:!".govt.nz"; endswith; content:!".nhp.gov.in"; endswith; content:!".oracle.com"; endswith; content:!".cdc.gov"; endswith; classtype:bad-unknown; sid:2029711; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_03_23, deployment Perimeter, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_11;)

Created:

Mar 23, 2020, 12:00 PM

Updated:

Nov 11, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 19, 2025, 10:35 PM

Filename:

rules/emerging-hunting.rules