{ "type": "bundle", "id": "bundle--5847e4ac-de90-4358-a9a4-d9c3950d210f", "objects": [ { "type": "identity", "spec_version": "2.1", "id": "identity--55f6ea5e-2c60-40e5-964f-47a8950d210f", "created": "2016-12-07T10:56:11.000Z", "modified": "2016-12-07T10:56:11.000Z", "name": "CIRCL", "identity_class": "organization" }, { "type": "grouping", "spec_version": "2.1", "id": "grouping--5847e4ac-de90-4358-a9a4-d9c3950d210f", "created_by_ref": "identity--55f6ea5e-2c60-40e5-964f-47a8950d210f", "created": "2016-12-07T10:56:11.000Z", "modified": "2016-12-07T10:56:11.000Z", "name": "OSINT - A Closer Look at the Mamba Ransomware that Struck San Francisco Rail System", "context": "suspicious-activity", "object_refs": [ "observed-data--5847e4bb-1600-49aa-9c85-42a7950d210f", "url--5847e4bb-1600-49aa-9c85-42a7950d210f", "x-misp-attribute--5847e4cb-3438-427b-a487-d9c5950d210f", "indicator--5847e51a-5130-40ed-9c6c-d9c5950d210f", "indicator--5847e51a-696c-415f-8bdb-d9c5950d210f", "indicator--5847e74e-77fc-464c-8660-d9c6950d210f", "indicator--5847e86f-e398-4fe6-a51e-ea04950d210f", "indicator--5847e86f-8ce8-4981-ac89-ea04950d210f", "indicator--5847e86f-0b7c-4d8c-b0d7-ea04950d210f", "indicator--5847e870-be90-47b6-bbcb-ea04950d210f", "indicator--5847e870-abd0-4e49-abf5-ea04950d210f", "indicator--5847e870-6414-4f2f-8172-ea04950d210f", "indicator--5847e870-02f4-4205-9c5f-ea04950d210f", "indicator--5847eacb-e9c0-4026-8d75-d9c3950d210f", "indicator--5847eacb-68f8-40f9-adac-d9c3950d210f" ], "labels": [ "Threat-Report", "misp:tool=\"MISP-STIX-Converter\"", "type:OSINT", "malware_classification:malware-category=\"Ransomware\"" ], "object_marking_refs": [ "marking-definition--613f2e26-407d-48c7-9eca-b8e91df99dc9" ] }, { "type": "observed-data", "spec_version": "2.1", "id": "observed-data--5847e4bb-1600-49aa-9c85-42a7950d210f", "created_by_ref": "identity--55f6ea5e-2c60-40e5-964f-47a8950d210f", "created": "2016-12-07T10:30:19.000Z", "modified": "2016-12-07T10:30:19.000Z", "first_observed": "2016-12-07T10:30:19Z", "last_observed": "2016-12-07T10:30:19Z", "number_observed": 1, "object_refs": [ "url--5847e4bb-1600-49aa-9c85-42a7950d210f" ], "labels": [ "misp:type=\"link\"", "misp:category=\"External analysis\"" ] }, { "type": "url", "spec_version": "2.1", "id": "url--5847e4bb-1600-49aa-9c85-42a7950d210f", "value": "http://blog.fortinet.com/2016/12/05/a-closer-look-at-the-mamba-ransomware-that-struck-san-francisco-rail-system" }, { "type": "x-misp-attribute", "spec_version": "2.1", "id": "x-misp-attribute--5847e4cb-3438-427b-a487-d9c5950d210f", "created_by_ref": "identity--55f6ea5e-2c60-40e5-964f-47a8950d210f", "created": "2016-12-07T10:30:35.000Z", "modified": "2016-12-07T10:30:35.000Z", "labels": [ "misp:type=\"comment\"", "misp:category=\"External analysis\"" ], "x_misp_category": "External analysis", "x_misp_type": "comment", "x_misp_value": "Recently, the San Francisco Municipal Transportation Agency, also known as MUNI, was attacked by a new variant of Mamba (a.k.a HDDCryptor) \u2013 a disk-encypting ransomware. The incident left their ticketing services with inoperational systems and a note that read, \u201cYou Hacked,ALL Data Encrypted,Contact For Key(cryptom27@yandex.com)\u201d\r\n\r\nFortinet first discovered Mamba two months ago. Since then, it has been under the radar \u2013 until this big attack. We will now take a look at a few irregularities and some new developments it has employed over the past few months." }, { "type": "indicator", "spec_version": "2.1", "id": "indicator--5847e51a-5130-40ed-9c6c-d9c5950d210f", "created_by_ref": "identity--55f6ea5e-2c60-40e5-964f-47a8950d210f", "created": "2016-12-07T10:32:17.000Z", "modified": "2016-12-07T10:32:17.000Z", "pattern": "[windows-registry-key:key = 'HKEY_LOCAL_MACHINE\\\\SYSTEM\\\\CurrentControlSet\\\\Services\\\\DefragmentService']", "pattern_type": "stix", "pattern_version": "2.1", "valid_from": "2016-12-07T10:32:17Z", "kill_chain_phases": [ { "kill_chain_name": "misp-category", "phase_name": "Artifacts dropped" } ], "labels": [ "misp:type=\"regkey\"", "misp:category=\"Artifacts dropped\"", "misp:to_ids=\"True\"" ] }, { "type": "indicator", "spec_version": "2.1", "id": "indicator--5847e51a-696c-415f-8bdb-d9c5950d210f", "created_by_ref": "identity--55f6ea5e-2c60-40e5-964f-47a8950d210f", "created": "2016-12-07T10:32:17.000Z", 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"misp:type=\"filename\"", "misp:category=\"Payload delivery\"", "misp:to_ids=\"True\"" ] }, { "type": "indicator", "spec_version": "2.1", "id": "indicator--5847e86f-e398-4fe6-a51e-ea04950d210f", "created_by_ref": "identity--55f6ea5e-2c60-40e5-964f-47a8950d210f", "created": "2016-12-07T10:46:07.000Z", "modified": "2016-12-07T10:46:07.000Z", "pattern": "[file:name = '\\\\%SystemRoot\\\\%\\\\Users\\\\WWW\\\\dcrypt.exe']", "pattern_type": "stix", "pattern_version": "2.1", "valid_from": "2016-12-07T10:46:07Z", "kill_chain_phases": [ { "kill_chain_name": "misp-category", "phase_name": "Payload delivery" } ], "labels": [ "misp:type=\"filename\"", "misp:category=\"Payload delivery\"", "misp:to_ids=\"True\"" ] }, { "type": "indicator", "spec_version": "2.1", "id": "indicator--5847e86f-8ce8-4981-ac89-ea04950d210f", "created_by_ref": "identity--55f6ea5e-2c60-40e5-964f-47a8950d210f", "created": "2016-12-07T10:46:07.000Z", "modified": "2016-12-07T10:46:07.000Z", "pattern": "[file:name = 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