nuclei-templates/network/detection/sshd-dropbear-detect.yaml

id: sshd-dropbear-detect

info:
  name: Dropbear sshd Detection
  author: pussycat0x
  severity: info
  description: |
    Dropbear is a software package written by Matt Johnston that provides a Secure Shell-compatible server and client. It is designed as a replacement for standard OpenSSH for environments with low memory and processor resources, such as embedded systems
  metadata:
    verified: true
    max-request: 1
    shodan-query: product:"Dropbear sshd"
  tags: network,ssh,dropbear,detect,detection,tcp
tcp:

  - inputs:
      - data: "\n"
    host:
      - "{{Hostname}}"
    port: 22

    matchers:
      - type: word
        words:
          - "dropbear"

    extractors:
      - type: regex
        regex:
          - "SSH-([0-9.]+)-dropbear_([0-9.]+)"
# digest: 4b0a00483046022100de94db5ec981b84cc133181ab2f8fc7ced4186bfb63a983434f3471ed3f64f62022100ef0b3405f94d803579b09ecd363b89b1c20a0c5d9e9fd9e72c6a91a06e3d7c78:922c64590222798bb761d5b6d8e72950