MALPEDIA_Win_Darkcloud_Auto

rule MALPEDIA_Win_Darkcloud_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "df67c908-566e-5104-991e-28a743215162"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.darkcloud"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.darkcloud_auto.yar#L1-L131"
		license_url = "N/A"
		logic_hash = "8185778aadd4fb8f9f71efe3f006bb532a2d30e6bd927dd702c18c8fa3072883"
		score = 75
		quality = 75
		tags = "FILE"
		version = "1"
		tool = "yara-signator v0.6.0"
		signator_config = "callsandjumps;datarefs;binvalue"
		malpedia_rule_date = "20260422"
		malpedia_hash = "a182e35da64e6d71cb55f125c4d4225196523f14"
		malpedia_version = "20260504"
		malpedia_license = "CC BY-SA 4.0"
		malpedia_sharing = "TLP:WHITE"

	strings:
		$sequence_0 = { 50 51 c78504ffffff11600000 e8???????? 8bd0 8d4de8 ffd6 }
		$sequence_1 = { 8d8d44ffffff 50 51 c7850cffffff408f4000 c78504ffffff08000000 ff15???????? 50 }
		$sequence_2 = { 68???????? 8b4dbc 51 ff15???????? c745fc4f000000 8b550c 8995e8feffff }
		$sequence_3 = { 8975ac 89759c 89758c 89b578ffffff e8???????? 8b0b 8d45bc }
		$sequence_4 = { 52 50 ff15???????? 8b8558ffffff 8d9554ffffff 52 6a01 }
		$sequence_5 = { 6a10 8d4594 50 ff15???????? 8bd0 }
		$sequence_6 = { ff15???????? c785d8fdffff00000000 83bdd8fdffff12 730c c785e4fcffff00000000 eb0c ff15???????? }
		$sequence_7 = { 898578fdffff 8d4590 50 8d8d50ffffff 51 8d5580 52 }
		$sequence_8 = { 52 89850cffffff ffd3 33d2 8d8d7cffffff ff15???????? 8b85c8feffff }
		$sequence_9 = { 89410c 8b95d4fdffff 8d4d8c ff15???????? 50 8b8d84feffff }

	condition:
		7 of them and filesize < 622592
}