chg: [core format] release for the I-D number 10

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Alexandre Dulaunoy 2020-05-27 14:19:42 +02:00
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.# Abstract .# Abstract
This document describes the MISP core format used to exchange indicators and threat information between This document describes the MISP core format used to exchange indicators and threat information between
MISP (Malware Information and threat Sharing Platform) instances. MISP (Open Source Threat Intelligence Sharing Platform formerly known as Malware Information Sharing Platform) instances.
The JSON format includes the overall structure along with the semantic associated for each The JSON format includes the overall structure along with the semantic associated for each
respective key. The format is described to support other implementations which reuse the respective key. The format is described to support other implementations which reuse the
format and ensuring an interoperability with existing MISP [@?MISP-P] software and other Threat Intelligence Platforms. format and ensuring an interoperability with existing MISP [@?MISP-P] software and other Threat Intelligence Platforms.
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<reference anchor='MISP-P' target='https://github.com/MISP'> <reference anchor='MISP-P' target='https://github.com/MISP'>
<front> <front>
<title>MISP Project - Malware Information Sharing Platform and Threat Sharing</title> <title>MISP Project - Open Source Threat Intelligence Platform and Open Standards For Threat Information Sharing</title>
<author initials='' surname='MISP' fullname='MISP Community'></author> <author initials='' surname='MISP' fullname='MISP Community'></author>
<date></date> <date></date>
</front> </front>

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Network Working Group A. Dulaunoy Network Working Group A. Dulaunoy
Internet-Draft A. Iklody Internet-Draft A. Iklody
Intended status: Informational CIRCL Intended status: Informational CIRCL
Expires: February 9, 2019 August 8, 2018 Expires: November 27, 2020 May 26, 2020
MISP core format MISP core format
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Abstract Abstract
This document describes the MISP core format used to exchange This document describes the MISP core format used to exchange
indicators and threat information between MISP (Malware Information indicators and threat information between MISP (Open Source Threat
and threat Sharing Platform) instances. The JSON format includes the Intelligence Sharing Platform formerly known as Malware Information
overall structure along with the semantic associated for each Sharing Platform) instances. The JSON format includes the overall
respective key. The format is described to support other structure along with the semantic associated for each respective key.
implementations which reuse the format and ensuring an The format is described to support other implementations which reuse
interoperability with existing MISP [MISP-P] software and other the format and ensuring an interoperability with existing MISP
Threat Intelligence Platforms. [MISP-P] software and other Threat Intelligence Platforms.
Status of This Memo Status of This Memo
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time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on February 9, 2019. This Internet-Draft will expire on November 27, 2020.
Copyright Notice Copyright Notice
Copyright (c) 2018 IETF Trust and the persons identified as the Copyright (c) 2020 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
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Internet-Draft MISP core format August 2018 Internet-Draft MISP core format May 2020
include Simplified BSD License text as described in Section 4.e of include Simplified BSD License text as described in Section 4.e of
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Internet-Draft MISP core format August 2018 Internet-Draft MISP core format May 2020
1. Introduction 1. Introduction
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2.2.1.2. id 2.2.1.2. id
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2.2.1.6. analysis 2.2.1.6. analysis
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2.2.1.10. org_id 2.2.1.10. org_id
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All Communities All Communities
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"Org": { "Org": {
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"Attribute": { "Attribute": {
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Antivirus detection Antivirus detection
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number, prtn, phone-number, comment, text, other, hex, anonymised number, prtn, phone-number, comment, text, other, hex, anonymised
Internal reference Internal reference
text, link, comment, other, hex, anonymised text, link, comment, other, hex, anonymised, git-commit-id
Network activity Network activity
ip-src, ip-dst, ip-dst|port, ip-src|port, port, hostname, domain, ip-src, ip-dst, ip-dst|port, ip-src|port, port, hostname, domain,
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sha256, ja3-fingerprint-md5, hassh-md5, hasshserver-md5, other, sha256, ja3-fingerprint-md5, hassh-md5, hasshserver-md5, other,
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Person Person
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2.4.2.6. event_id 2.4.2.6. event_id
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2.4.2.9. comment 2.4.2.9. comment
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2.4.2.14. ShadowAttribute 2.4.2.14. ShadowAttribute
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2.5.1. Sample Attribute Object 2.5.1. Sample Attribute Object
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type is represented as a JSON string. type MUST be present and it type is represented as a JSON string. type MUST be present and it
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number, prtn, phone-number, comment, text, other, hex, anonymised number, prtn, phone-number, comment, text, other, hex, anonymised
Internal reference Internal reference
text, link, comment, other, hex, anonymised text, link, comment, other, hex, anonymised, git-commit-id
Network activity Network activity
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ip-src, ip-dst, ip-dst|port, ip-src|port, port, hostname, domain, ip-src, ip-dst, ip-dst|port, ip-src|port, port, hostname, domain,
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comment, text, other, anonymised comment, text, other, anonymised
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pattern for detection in Local or Network Intrusion Detection System, pattern for detection in Local or Network Intrusion Detection System,
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2.5.2.10. org_id 2.5.2.10. org_id
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first_seen is represented as a JSON string. first_seen MAY be first_seen is represented as a JSON string. first_seen MAY be
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template used for its creation within. Objects belong to a meta- template used for its creation within. Objects belong to a meta-
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"Object": { "Object": {
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2.6.2.1. uuid 2.6.2.1. uuid
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2.6.2.7. template_version 2.6.2.7. template_version
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Sharing Group Sharing Group
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2.6.2.16. last_seen 2.6.2.16. last_seen
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2.7.2.2. id 2.7.2.2. id
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2.7.2.8. relationship_type 2.7.2.8. relationship_type
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exportable represents a setting if the tag is kept local or exportable represents a setting if the tag is kept local or
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can be a given piece of software (e.g. SIEM), device or a specific can be a given piece of software (e.g. SIEM), device or a specific
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"Sighting": [ "Sighting": [
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"Galaxy": [ { "Galaxy": [ {
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3. JSON Schema 3. JSON Schema
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"type": "object", "type": "object",
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"items": { "items": {
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"type": "string" "type": "string"
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"type": "string" "type": "string"
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"properties": { "properties": {
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"properties": { "properties": {
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"properties": { "properties": {
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}, },
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}, },
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"type": "string" "type": "string"
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"uniqueItems": true, "uniqueItems": true,
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"type": "boolean" "type": "boolean"
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"type": "object", "type": "object",
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"Event": { "Event": {
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o integrity:pgp represents a detached PGP signature [RFC4880] of the o integrity:pgp represents a detached PGP signature [RFC4880] of the
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"name": "circl:incident-classification=\"malware\"" "name": "circl:incident-classification=\"malware\""
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9.1. Normative References 9.1. Normative References
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2016, 2016,
<https://tools.ietf.org/html/draft-wright-json-schema>. <https://tools.ietf.org/html/draft-wright-json-schema>.
[MISP-P] MISP, "MISP Project - Malware Information Sharing Platform [MISP-P] MISP, "MISP Project - Open Source Threat Intelligence
and Threat Sharing", <https://github.com/MISP>. Platform and Open Standards For Threat Information
Sharing", <https://github.com/MISP>.
[MISP-R] MISP, "MISP Object Relationship Types - common vocabulary [MISP-R] MISP, "MISP Object Relationship Types - common vocabulary
of relationships", <https://github.com/MISP/misp- of relationships", <https://github.com/MISP/misp-
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Alexandre Dulaunoy Alexandre Dulaunoy
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