SMB2 Server Time - Detection

ID: smb2-server-time

Severity: info

Author: DhiyaneshDK

Tags: js,network,smb,enum

Description

Trying to retrieve the present date of the system along with the initiation date of an SMB2 server.

YAML Source

id: smb2-server-time

info:
  name: SMB2 Server Time - Detection
  author: DhiyaneshDK
  severity: info
  description: |
    Trying to retrieve the present date of the system along with the initiation date of an SMB2 server.
  reference:
    - https://nmap.org/nsedoc/scripts/smb2-time.html
  metadata:
    verified: true
    max-request: 1
    shodan-query: "port:445"
    product: dionaea
    vendor: dionaea
  tags: js,network,smb,enum

javascript:
  - pre-condition: |
      isPortOpen(Host,Port);
    code: |
      var m = require("nuclei/smb");
      var c = m.SMBClient();
      var response = c.ConnectSMBInfoMode(Host,Port);
      var systemTime = new Date(response.NegotiationLog.SystemTime * 1000).toISOString();
      var serverstartTime = new Date(response.NegotiationLog.ServerStartTime * 1000).toISOString();
      var result = "SystemTime: " + systemTime + " ServerStartTime: " + serverstartTime;
      result

    args:
      Host: "{{Host}}"
      Port: "445"

    matchers:
      - type: dsl
        dsl:
          - success

    extractors:
      - type: dsl
        dsl:
          - response
# digest: 490a00463044022066f6c210d58e0baa47b479cc34048fccd76369dd35b74f95150eb2902e457633022008ed12cf67e1e6f6ed4288138418e2294efe2c0412597181a233420408624383:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "javascript/enumeration/smb/smb2-server-time.yaml"

View on Github