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@ -18,7 +18,10 @@ Abstract
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simple JSON format to represent galaxies and clusters that can be
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simple JSON format to represent galaxies and clusters that can be
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attached to MISP events or attributes. A public directory of MISP
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attached to MISP events or attributes. A public directory of MISP
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galaxies is available and relies on the MISP galaxy format. MISP
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galaxies is available and relies on the MISP galaxy format. MISP
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galaxies are used to add further informations on a MISP event.
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galaxies are used to add further informations on a MISP event. MISP
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galaxy is a public repository [MISP-G] of known malware, threats
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actors and various other collections of data that can be used to
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mark, classify or label data in threat information sharing.
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Status of This Memo
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Status of This Memo
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@ -47,9 +50,6 @@ Copyright Notice
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(http://trustee.ietf.org/license-info) in effect on the date of
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(http://trustee.ietf.org/license-info) in effect on the date of
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publication of this document. Please review these documents
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publication of this document. Please review these documents
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carefully, as they describe your rights and restrictions with respect
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carefully, as they describe your rights and restrictions with respect
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to this document. Code Components extracted from this document must
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include Simplified BSD License text as described in Section 4.e of
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@ -58,6 +58,8 @@ Dulaunoy, et al. Expires March 25, 2018 [Page 1]
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Internet-Draft MISP galaxy format September 2017
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Internet-Draft MISP galaxy format September 2017
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to this document. Code Components extracted from this document must
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include Simplified BSD License text as described in Section 4.e of
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the Trust Legal Provisions and are provided without warranty as
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the Trust Legal Provisions and are provided without warranty as
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described in the Simplified BSD License.
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described in the Simplified BSD License.
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@ -104,8 +106,6 @@ Table of Contents
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A cluster is composed of a value (MUST), a description (OPTIONAL) and
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A cluster is composed of a value (MUST), a description (OPTIONAL) and
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metadata (OPTIONAL).
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metadata (OPTIONAL).
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Clusters are represented as a JSON [RFC4627] dictionary.
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@ -114,6 +114,8 @@ Dulaunoy, et al. Expires March 25, 2018 [Page 2]
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Internet-Draft MISP galaxy format September 2017
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Internet-Draft MISP galaxy format September 2017
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Clusters are represented as a JSON [RFC4627] dictionary.
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2.1. Overview
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2.1. Overview
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The MISP galaxy format uses the JSON [RFC4627] format. Each galaxy
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The MISP galaxy format uses the JSON [RFC4627] format. Each galaxy
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@ -139,11 +141,13 @@ Internet-Draft MISP galaxy format September 2017
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2.2. values
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2.2. values
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The values array contains one or more JSON objects which represents
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The values array contains one or more JSON objects which represents
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all the possible values in the galaxy. The JSON object contains
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all the possible values in the galaxy. The JSON object contains four
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three fields: value description and meta. The value is represented
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fields: value, description, uuid and meta. The value is represented
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as a string and MUST be present. The description is represented as a
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as a string and MUST be present. The description is represented as a
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string and SHOULD be present. The meta or metadata is represented as
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string and SHOULD be present. The meta or metadata is represented as
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a JSON list and SHOULD be present.
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a JSON list and SHOULD be present. The uuid represents the
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Universally Unique IDentifier (UUID) [RFC4122] of the value
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reference. The uuid SHOULD can be present and MUST be preserved.
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2.3. meta
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2.3. meta
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@ -157,11 +161,7 @@ Internet-Draft MISP galaxy format September 2017
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Properties are represented as an array containing one or more strings
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Properties are represented as an array containing one or more strings
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ans MAY be present.
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ans MAY be present.
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complexity, effectiveness, impact, possible_issues MAY be used to
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give further information in preventive-measure galaxy. complexity is
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represented by an enumerated value from a fixed vocabulary and SHALL
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be present. effectiveness is represented by an enumerated value from
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a fixed vocabulary and SHALL be present. impact is represented by an
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@ -170,6 +170,11 @@ Dulaunoy, et al. Expires March 25, 2018 [Page 3]
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Internet-Draft MISP galaxy format September 2017
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Internet-Draft MISP galaxy format September 2017
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complexity, effectiveness, impact, possible_issues MAY be used to
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give further information in preventive-measure galaxy. complexity is
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represented by an enumerated value from a fixed vocabulary and SHALL
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be present. effectiveness is represented by an enumerated value from
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a fixed vocabulary and SHALL be present. impact is represented by an
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enumerated value from a fixed vocabulary and SHALL be present.
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enumerated value from a fixed vocabulary and SHALL be present.
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possible_issues is represented as a string and SHOULD be present.
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possible_issues is represented as a string and SHOULD be present.
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@ -190,7 +195,7 @@ Internet-Draft MISP galaxy format September 2017
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present.
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present.
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date, status MAY be used to give time information about an cluster.
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date, status MAY be used to give time information about an cluster.
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date is represented as a string decribing a time or period and SHALL
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date is represented as a string describing a time or period and SHALL
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be present. status is represented as a string describing the current
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be present. status is represented as a string describing the current
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status of the clusters. It MAY also describe a time or period and
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status of the clusters. It MAY also describe a time or period and
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SHALL be present.
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SHALL be present.
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@ -210,11 +215,6 @@ Internet-Draft MISP galaxy format September 2017
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4.1. Normative References
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4.1. Normative References
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[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate
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Requirement Levels", BCP 14, RFC 2119,
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DOI 10.17487/RFC2119, March 1997, <https://www.rfc-
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editor.org/info/rfc2119>.
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@ -226,6 +226,11 @@ Dulaunoy, et al. Expires March 25, 2018 [Page 4]
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Internet-Draft MISP galaxy format September 2017
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Internet-Draft MISP galaxy format September 2017
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[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate
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Requirement Levels", BCP 14, RFC 2119,
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DOI 10.17487/RFC2119, March 1997, <https://www.rfc-
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editor.org/info/rfc2119>.
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[RFC4122] Leach, P., Mealling, M., and R. Salz, "A Universally
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[RFC4122] Leach, P., Mealling, M., and R. Salz, "A Universally
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Unique IDentifier (UUID) URN Namespace", RFC 4122,
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Unique IDentifier (UUID) URN Namespace", RFC 4122,
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DOI 10.17487/RFC4122, July 2005, <https://www.rfc-
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DOI 10.17487/RFC4122, July 2005, <https://www.rfc-
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@ -266,7 +271,18 @@ Authors' Addresses
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Email: andras.iklody@circl.lu
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Email: andras.iklody@circl.lu
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Deborah
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Dulaunoy, et al. Expires March 25, 2018 [Page 5]
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Internet-Draft MISP galaxy format September 2017
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Deborah Servili
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Computer Incident Response Center Luxembourg
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Computer Incident Response Center Luxembourg
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16, bd d'Avranches
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16, bd d'Avranches
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Luxembourg L-1611
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Luxembourg L-1611
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Dulaunoy, et al. Expires March 25, 2018 [Page 6]
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