misp-circl-feed/feeds/circl/stix-2.1/57b3273b-7588-4042-9276-4eb4950d210f.json

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{
"type": "bundle",
"id": "bundle--57b3273b-7588-4042-9276-4eb4950d210f",
"objects": [
{
"type": "identity",
"spec_version": "2.1",
"id": "identity--55f6ea5f-fd34-43b8-ac1d-40cb950d210f",
"created": "2016-08-16T14:47:42.000Z",
"modified": "2016-08-16T14:47:42.000Z",
"name": "CthulhuSPRL.be",
"identity_class": "organization"
},
{
"type": "report",
"spec_version": "2.1",
"id": "report--57b3273b-7588-4042-9276-4eb4950d210f",
"created_by_ref": "identity--55f6ea5f-fd34-43b8-ac1d-40cb950d210f",
"created": "2016-08-16T14:47:42.000Z",
"modified": "2016-08-16T14:47:42.000Z",
"name": "Rule to detect KirBi ticket for Mimikatz by Benjamin Delpy with Contribution of Didier Stevens",
"published": "2016-08-16T14:47:46Z",
"object_refs": [
"indicator--57b32756-3d4c-457f-b651-4357950d210f",
"observed-data--57b32761-e19c-462f-b657-4ffe950d210f",
"url--57b32761-e19c-462f-b657-4ffe950d210f"
],
"labels": [
"Threat-Report",
"misp:tool=\"MISP-STIX-Converter\""
],
"object_marking_refs": [
"marking-definition--613f2e26-407d-48c7-9eca-b8e91df99dc9"
]
},
{
"type": "indicator",
"spec_version": "2.1",
"id": "indicator--57b32756-3d4c-457f-b651-4357950d210f",
"created_by_ref": "identity--55f6ea5f-fd34-43b8-ac1d-40cb950d210f",
"created": "2016-08-16T14:46:46.000Z",
"modified": "2016-08-16T14:46:46.000Z",
"pattern": "[rule mimikatz_kirbi_ticket\r\n{\r\n\tmeta:\r\n\t\tdescription\t\t= \"KiRBi ticket for mimikatz\"\r\n\t\tauthor\t\t\t= \"Benjamin DELPY (gentilkiwi); Didier Stevens\"\r\n\r\n\tstrings:\r\n\t\t$asn1\t\t\t= { 76 82 ?? ?? 30 82 ?? ?? a0 03 02 01 05 a1 03 02 01 16 }\r\n\t\t$asn1_84\t\t= { 76 84 ?? ?? ?? ?? 30 84 ?? ?? ?? ?? a0 84 00 00 00 03 02 01 05 a1 84 00 00 00 03 02 01 16 }\r\n\r\n\tcondition:\r\n\t\t$asn1 at 0 or $asn1_84 at 0\r\n}]",
"pattern_type": "yara",
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"pattern_version": "2.1",
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"valid_from": "2016-08-16T14:46:46Z",
"kill_chain_phases": [
{
"kill_chain_name": "misp-category",
"phase_name": "Artifacts dropped"
}
],
"labels": [
"misp:type=\"yara\"",
"misp:category=\"Artifacts dropped\"",
"misp:to_ids=\"True\""
]
},
{
"type": "observed-data",
"spec_version": "2.1",
"id": "observed-data--57b32761-e19c-462f-b657-4ffe950d210f",
"created_by_ref": "identity--55f6ea5f-fd34-43b8-ac1d-40cb950d210f",
"created": "2016-08-16T14:46:57.000Z",
"modified": "2016-08-16T14:46:57.000Z",
"first_observed": "2016-08-16T14:46:57Z",
"last_observed": "2016-08-16T14:46:57Z",
"number_observed": 1,
"object_refs": [
"url--57b32761-e19c-462f-b657-4ffe950d210f"
],
"labels": [
"misp:type=\"link\"",
"misp:category=\"External analysis\""
]
},
{
"type": "url",
"spec_version": "2.1",
"id": "url--57b32761-e19c-462f-b657-4ffe950d210f",
"value": "https://github.com/Neo23x0/signature-base/blob/master/yara/gen_kirbi_mimkatz.yar"
},
{
"type": "marking-definition",
"spec_version": "2.1",
"id": "marking-definition--613f2e26-407d-48c7-9eca-b8e91df99dc9",
"created": "2017-01-20T00:00:00.000Z",
"definition_type": "tlp",
"name": "TLP:WHITE",
"definition": {
"tlp": "white"
}
}
]
}