Define Malware Analysis

Define malware analysis that captures the metadata and results of a particular static or dynamic analysis performed on a malware instance or family.

시작하기 전에

Role required: sn_sec_tisc.analyst

프로시저

1. Navigate to Workspaces > Threat Intelligence Security Center.
2. Click on Threat Intel Library icon on the workspace.
3. Go to Malware Analysis object.
4. Click New.
   주:

   Whenever you create new object records for observables, indicators, entities or objects a source record is created and a prompt message is displayed that the new object record is created and then the user is redirected to the aggregated record.
5. On the form, fill in the fields.

   표 1. Malware Analysis Details view

   Field	Description
   ID	Unique ID to identify the malware analysis.
   Product	The name of the analysis engine or product that was used. Product names SHOULD be all lowercase with words separated by a dash "-". For cases where the name of a product cannot be specified, a value of anonymized must be used.
   Version	The version of the analysis product that was used to perform the analysis.
   Host VM	A description of the virtual machine environment used to host the guest operating system, if applicable that was used for the dynamic analysis of the malware instance or family. If this value is not included in conjunction with the operating_system_ref property, this means that the dynamic analysis may have been performed on bare metal (i.e. without virtualization) or the information was redacted. The value of this property MUST be the identifier for a SCO software object.
   Operating System	The operating system used for the dynamic analysis of the malware instance or family. This applies to virtualized operating systems as well as those running on bare metal. The value of this property MUST be the identifier for a SCO software object.
   Configuration Version	The alternative names used to identify this malware or malware family.
   Modules	The specific analysis modules that were used and configured in the product during this analysis run.
   Analysis Engine Version	The version of the analysis engine or product (including AV engines) that was used to perform the analysis.
   Analysis Definition Version	The version of the analysis definitions used by the analysis tool including AV tools.
   Analysis Started	The date and time that the malware analysis was initiated.
   Analysis Ended	The date and time that the malware analysis was ended.
   Result	The classification result as determined by the scanner or tool analysis process.
   Result Name	The classification result or name assigned to the malware instance by the scanner tool.
   Submitted	The date and time that the malware was first submitted for scanning or analysis. This value will stay constant while the scanned date can change. For example, when Malware was submitted to a virus analysis tool.
   Analysed Observable	Select the observable that was analysed.
   TLP	TLP is used to ensure that sensitive information is shared with the appropriate audience. It employs four colors (White, Green, Amber, and Red) to indicate different degrees of sensitivity.
   Confidence	Enter the confidence for this malware analysis.
   Source	Specifies the threat source from which this object record is created.
   Revoked	Indicates that the revoked objects are no longer considered valid by the object creator.

   표 2. Insights

   Field	Description
   Notes	Add any additional notes for the malware family record.

   표 3. Additional Information

   Field	Description
   Additional Context	Add any additional context for this malware record.
   Spec Version	The version of the STIX specification used to represent this object. The value of this property must be 2.1 for STIX Objects defined according to this specification.
   Lang	This property identifies the language of the text content in this object.
   Created Time In Source	Specifies the time the object is created in the source.
   Extensions	Indicates the extensions of attack pattern.
   Modified Time in Source	Specifies the time the object is modified in the source.
   Processing Status	Represents the processing status of this object, malware.
   Created	Specifies the date and time when the object is created in the source.
   Updated	Specifies the date and time when the object was updated in the source.
   Created By Ref	This property specifies that the identity object that describes the entity had created this object.

6. Click Save.
   After you save, a prompt message is displayed indicating that A new observable record is created. Click Continue to edit the record and create new relationships.
7. Click Continue.
   중요사항:

   After you create a new observable record, Prevent System Updates check box is displayed.

   Select this check box to prevent any updates from the system after the observable or indicator or STIX objects records are created.

   표 4. Tags&Taxonomies

   Field	Description
   Tags
   Select Tags	Select the tags that are associated with the malware.
   Add Tags	Add new tags.
   Taxonomies
   Select Taxonomy	Select a Taxonomy that is associated with the malware.
   Add Taxonomy Values	Add Taxonomy values that are associated with the malware.

다음에 수행할 작업

Click any of the following related lists to view additional information about objects associated with the malware.

표 5. Relatd Records

Field	Description
External References	Lists the external references which refer to non-STIX information. This property is used to provide one or more external object identifiers.
Malware	Lists malware records associated with this object.
Marketing Definitions	Lists the marketing definitions associated with this object.
Observables	Lists the observables associated with this object.
Sightings	Lists the sightings associated with this object.

주:

1. You can link and unlink the related records associated with this object. For more information, see Link Threat Intel Related Records.
2. The various SDOs within the TI library also contains the potential relationships. To establish a relationships between any two objects, you use the Potential Relationships link from the Threat Intel Library to confirm the relationships between the objects. For more information, see Confirm object-object potential relationships.
3. Also, use the Related Records section from the objects form view to confirm the relationships between two Objects using the Potential Relationships section available on the form view. For more information on see, Confirm Potential Relationships from Related Records.
4. You can add objects to cases. For more information, see Add to Case.