Example STIX document.

[22:43:05] saturn
[jordan]:/opt/go/src/github.com/freetaxii/libstix2/examples/bundle-> go run 01-bundle.go
{
  "type": "bundle",
  "id": "bundle--cf94e6c9-4908-4dc0-90bc-830fb073e3fa",
  "spec_version": "stix-2.0",
  "campaigns": [
  {
  "type": "campaign",
  "id": "campaign--06d4b8e7-0726-43e8-aa30-0808f90bb51a",
  "created": "2016-09-14T05:06:10Z",
  "modified": "2016-09-14T05:06:10Z",
  "version": 1,
  "name": "Bank Attack 2016",
  "objective": "Compromise SWIFT system and steal money"
  }
  ],
  "indicators": [
  {
  "type": "indicator",
  "id": "indicator--413517ea-3f42-4b6a-be29-b6e58f9981b0",
  "created": "2016-09-14T05:06:10Z",
  "modified": "2016-09-14T05:06:10Z",
  "version": 1,
  "name": "Malware C2 Indicator 2016",
  "pattern": "file-object:hashes.md5 = 84714c100d2dfc88629531f6456b8276"
  }
  ],
  "malware": [
  {
  "type": "malware",
  "id": "malware--045513d3-61ab-4a32-accd-548fee1bf1d7",
  "created": "2016-09-14T05:06:10Z",
  "modified": "2016-09-14T05:06:10Z",
  "version": 1,
  "labels": [
  "trojan",
  "malware-family"
  ],
  "name": "Zeus"
  },
  {
  "type": "malware",
  "id": "malware--fbeff686-72d1-42b1-8a74-d52d4d8b1b36",
  "created": "2016-09-14T05:06:10Z",
  "modified": "2016-09-14T05:06:10Z",
  "version": 1,
  "labels": [
  "trojan"
  ],
  "name": "SpyEye",
  "filenames": [
  "cleansweep.exe",
  "spyeye2_exe",
  "build_1_.exe"
  ],
  "hashes": {
  "md5": "84714c100d2dfc88629531f6456b8276",
  "sha256": "861aa9c5ddcb5284e1ba4e5d7ebacfa297567c353446506ee4b4e39c84454b09"
  },
  "scan_data": [
  {
  "product": "avg",
  "scanned": "2016-08-30T06:31:48Z",
  "classification": "Generic16.BFGI"
  },
  {
  "product": "avast",
  "scanned": "2016-08-30T06:31:48Z",
  "classification": "Win32:Downloader-NTU [PUP]"
  }
  ]
  }
  ],
  "relationships": [
  {
  "type": "relationship",
  "id": "relationship--e1fa4b09-49bb-4726-8e46-433841fc2d86",
  "created": "2016-09-14T05:06:10Z",
  "modified": "2016-09-14T05:06:10Z",
  "version": 1,
  "relationship_type": "member-of",
  "source_ref": "malware--045513d3-61ab-4a32-accd-548fee1bf1d7",
  "target_ref": "malware--fbeff686-72d1-42b1-8a74-d52d4d8b1b36"
  },
  {
  "type": "relationship",
  "id": "relationship--e8a71f7e-f3e3-4e1e-9bbc-315855021f8b",
  "created": "2016-09-14T05:06:10Z",
  "modified": "2016-09-14T05:06:10Z",
  "version": 1,
  "relationship_type": "uses",
  "source_ref": "campaign--06d4b8e7-0726-43e8-aa30-0808f90bb51a",
  "target_ref": "malware--fbeff686-72d1-42b1-8a74-d52d4d8b1b36"
  },
  {
  "type": "relationship",
  "id": "relationship--f9e5545a-25d3-468f-a1fe-bfae8c3bcc3b",
  "created": "2016-09-14T05:06:10Z",
  "modified": "2016-09-14T05:06:10Z",
  "version": 1,
  "relationship_type": "indicates",
  "source_ref": "indicator--413517ea-3f42-4b6a-be29-b6e58f9981b0",
  "target_ref": "malware--fbeff686-72d1-42b1-8a74-d52d4d8b1b36"
  }
  ],
  "sightings": [
  {
  "type": "sighting",
  "id": "sighting--0f152ef9-17d2-4dd1-8f75-5ecd0607f722",
  "created": "2016-09-14T05:06:10Z",
  "modified": "2016-09-14T05:06:10Z",
  "version": 1,
  "first_seen": "2016-09-01T00:00:00Z",
  "last_seen": "2016-09-01T10:30:00Z",
  "count": 3,
  "sighting_of_ref": "malware--fbeff686-72d1-42b1-8a74-d52d4d8b1b36"
  }
  ]
}

Source Code to Generate:

package main

import (
"encoding/json"
"fmt"
"github.com/freetaxii/libstix2/messages/bundle"
)

func main() {
sm := bundle.New()

// Create a campagin
c := sm.NewCampaign()
c.SetName("Bank Attack 2016")
c.SetObjective("Compromise SWIFT system and steal money")

// Create an indicator
i := sm.NewIndicator()
i.SetName("Malware C2 Indicator 2016")
i.SetPattern("file-object:hashes.md5 = 84714c100d2dfc88629531f6456b8276")

// Define a family of malware
m1 := sm.NewMalware()
m1.SetName("Zeus")
m1.AddLabel("trojan")
m1.AddLabel("malware-family")

// Define a piece of malware
m2 := sm.NewMalware()
m2.SetName("SpyEye")
m2.AddLabel("trojan")
m2.AddFilename("cleansweep.exe")
m2.AddFilename("spyeye2_exe")
m2.AddFilename("build_1_.exe")
m2.AddHash("md5", "84714c100d2dfc88629531f6456b8276")
m2.AddHash("sha256", "861aa9c5ddcb5284e1ba4e5d7ebacfa297567c353446506ee4b4e39c84454b09")

// Define some scan data for the malware sample
m2s1 := m2.NewScanData()
m2s1.SetScannedText("2016-08-30T06:31:48Z")
m2s1.SetProduct("avg")
m2s1.SetClassification("Generic16.BFGI")

m2s2 := m2.NewScanData()
m2s2.SetScannedText("2016-08-30T06:31:48Z")
m2s2.SetProduct("avast")
m2s2.SetClassification("Win32:Downloader-NTU [PUP]")

// Connect the malware sample to a malware family
r1 := sm.NewRelationship()
r1.SetRelationshipType("member-of")
r1.SetSourceRef(m1.GetId())
r1.SetTargetRef(m2.GetId())

// Identify that this campaign uses this piece of malware
r2 := sm.NewRelationship()
r2.SetRelationshipType("uses")
r2.SetSourceRef(c.GetId())
r2.SetTargetRef(m2.GetId())

// Identify that this indicator can indicate the presence of this malware
r3 := sm.NewRelationship()
r3.SetRelationshipType("indicates")
r3.SetSourceRef(i.GetId())
r3.SetTargetRef(m2.GetId())

// Add a sighting for the malware
s1 := sm.NewSighting()
s1.SetFirstSeenText("2016-09-01T00:00:00Z")
s1.SetLastSeenText("2016-09-01T10:30:00Z")
s1.SetCount(3)
s1.SetSightingOfRef(m2.GetId())

var data []byte
data, _ = json.MarshalIndent(sm, "", " ")

fmt.Println(string(data))
}

Thanks,

Bret

Bret Jordan CISSP

Director of Security Architecture and Standards | Office of the CTO

Blue Coat Systems

PGP Fingerprint: 63B4 FC53 680A 6B7D 1447 F2C0 74F8 ACAE 7415 0050

"Without cryptography vihv vivc ce xhrnrw, however, the only thing that can not be unscrambled is an egg."

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