diff --git a/detection-rules/link_credential_phishing_cloud_service.yml b/detection-rules/link_credential_phishing_cloud_service.yml index 2c4f268f509..525ea90f1f8 100644 --- a/detection-rules/link_credential_phishing_cloud_service.yml +++ b/detection-rules/link_credential_phishing_cloud_service.yml @@ -1,12 +1,12 @@ -name: "Link: Cloud service with credential theft language" -description: "Detects messages impersonating cloud services that contain high-confidence credential theft language and file sharing topics. The message starts with 'Cloud' or a cloud emoji, contains links to external domains not matching the sender's domain, and lacks recipient identification entities." +name: "Impersonation Link: Cloud branding service with credential theft language" +description: "Detects messages impersonating cloud services that contain high-confidence credential theft language and file sharing topics. The message starts with 'Cloud' or a cloud emoji or Cloud+ text, contains links to external domains not matching the sender's domain, and lacks recipient identification entities." type: "rule" severity: "medium" source: | type.inbound and ( any([body.current_thread.text, body.html.inner_text], - strings.starts_with(., 'Cloud') + strings.starts_with(., 'Cloud') or strings.icontains(., "Cloud+") ) // cloud emoji or regex.contains(body.current_thread.text, '^\x{2601}')