{
	"id": "c4d9a1d4-e1ba-44a4-95bf-5d33d686197e",
	"created_at": "2026-04-06T00:18:35.987376Z",
	"updated_at": "2026-04-10T03:31:17.772063Z",
	"deleted_at": null,
	"sha1_hash": "4fec50b3d616d881f37170fae1b497253b139a35",
	"title": "Silver Lambert - Threat Group Cards: A Threat Actor Encyclopedia",
	"llm_title": "",
	"authors": "",
	"file_creation_date": "0001-01-01T00:00:00Z",
	"file_modification_date": "0001-01-01T00:00:00Z",
	"file_size": 57599,
	"plain_text": "Silver Lambert - Threat Group Cards: A Threat Actor\nEncyclopedia\nArchived: 2026-04-05 13:03:53 UTC\nHome \u003e List all groups \u003e List all tools \u003e List all groups using tool Silver Lambert\n Tool: Silver Lambert\nNames Silver Lambert\nCategory Malware\nType Backdoor, Wiper\nDescription\n(Kaspersky) The Silver Lambert, which appears to be the successor of Gray Lambert, is a full-fledged backdoor, implementing some specific NOBUS and OPSEC concepts such as\nprotection from C2 sink-holing by checking the server SSL certificate hash, self-uninstall for\norphaned instances (i.e. where the C2 is unavailable) and low level file-wiping functionality.\nInformation Last change to this tool card: 20 April 2020\nDownload this tool card in JSON format\nAll groups using tool Silver Lambert\nChanged Name Country Observed\nAPT groups\n ↳ Subgroup: Longhorn, The Lamberts 2009\n1 group listed (1 APT, 0 other, 0 unknown)\nSource: https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=8e533b2d-4c61-4944-8212-8230d4a9bdd7\nhttps://apt.etda.or.th/cgi-bin/listgroups.cgi?u=8e533b2d-4c61-4944-8212-8230d4a9bdd7\nPage 1 of 1",
	"extraction_quality": 1,
	"language": "EN",
	"sources": [
		"ETDA"
	],
	"references": [
		"https://apt.etda.or.th/cgi-bin/listgroups.cgi?u=8e533b2d-4c61-4944-8212-8230d4a9bdd7"
	],
	"report_names": [
		"listgroups.cgi?u=8e533b2d-4c61-4944-8212-8230d4a9bdd7"
	],
	"threat_actors": [
		{
			"id": "e993faab-f941-4561-bd87-7c33d609a4fc",
			"created_at": "2022-10-25T16:07:23.460301Z",
			"updated_at": "2026-04-10T02:00:04.617715Z",
			"deleted_at": null,
			"main_name": "Longhorn",
			"aliases": [
				"APT-C-39",
				"Platinum Terminal",
				"The Lamberts"
			],
			"source_name": "ETDA:Longhorn",
			"tools": [
				"Black Lambert",
				"Blue Lambert",
				"Corentry",
				"Cyan Lambert",
				"Fluxwire",
				"Gray Lambert",
				"Green Lambert",
				"Magenta Lambert",
				"Pink Lambert",
				"Plexor",
				"Purple Lambert",
				"Silver Lambert",
				"Violet Lambert",
				"White Lambert"
			],
			"source_id": "ETDA",
			"reports": null
		},
		{
			"id": "70db80bd-31b7-4581-accb-914cd8252913",
			"created_at": "2023-01-06T13:46:38.57727Z",
			"updated_at": "2026-04-10T02:00:03.028845Z",
			"deleted_at": null,
			"main_name": "Longhorn",
			"aliases": [
				"the Lamberts",
				"APT-C-39",
				"PLATINUM TERMINAL"
			],
			"source_name": "MISPGALAXY:Longhorn",
			"tools": [],
			"source_id": "MISPGALAXY",
			"reports": null
		},
		{
			"id": "23dfc9f5-1862-4510-a6ae-53d8e51f17b1",
			"created_at": "2024-05-01T02:03:08.146025Z",
			"updated_at": "2026-04-10T02:00:03.67072Z",
			"deleted_at": null,
			"main_name": "PLATINUM TERMINAL",
			"aliases": [
				"APT-C-39 ",
				"Longhorn ",
				"The Lamberts ",
				"Vault7 "
			],
			"source_name": "Secureworks:PLATINUM TERMINAL",
			"tools": [
				"AfterMidnight",
				"Assassin",
				"Marble Framework"
			],
			"source_id": "Secureworks",
			"reports": null
		}
	],
	"ts_created_at": 1775434715,
	"ts_updated_at": 1775791877,
	"ts_creation_date": 0,
	"ts_modification_date": 0,
	"files": {
		"pdf": "https://archive.orkl.eu/4fec50b3d616d881f37170fae1b497253b139a35.pdf",
		"text": "https://archive.orkl.eu/4fec50b3d616d881f37170fae1b497253b139a35.txt",
		"img": "https://archive.orkl.eu/4fec50b3d616d881f37170fae1b497253b139a35.jpg"
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}