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network/detection/bluecoat-telnet-proxy-detect.yaml

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+id: bluecoat-telnet-proxy
+
+info:
+  name: Blue Coat telnet proxy - Detect
+  author: righettod
+  severity: info
+  description: Detects Blue Coat telnet proxy services.
+  reference:
+    - https://en.wikipedia.org/wiki/Blue_Coat_Systems
+    - https://techdocs.broadcom.com/us/en/symantec-security-software/web-and-network-security/edge-swg/7-3/about-ssl-proxy.html
+    - https://techdocs.broadcom.com/us/en/symantec-security-software/web-and-network-security/edge-swg/7-3.html
+  metadata:
+    max-request: 1
+    verified: true
+  tags: network,bluecoat,detect
+
+tcp:
+  - inputs:
+      - data: "\r\n"
+        read: 1024
+
+    host:
+      - "{{Hostname}}"
+    port: 23
+    read-size: 4096
+
+    matchers:
+      - type: word
+        part: data
+        words:
+          - "Blue Coat telnet proxy"