MALPEDIA_Win_Medusalocker_Auto

rule MALPEDIA_Win_Medusalocker_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "0b72d66d-a4ee-5c7f-bfd5-1998b487f49b"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.medusalocker"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.medusalocker_auto.yar#L1-L125"
		license_url = "N/A"
		logic_hash = "ce714b574ed071a3b22689fee9f7dd0fa05c9e6aa02bec727f2d694ccfe22836"
		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 = { 7419 6a00 8b45fc 8b480c 51 }
		$sequence_1 = { 83c10c e8???????? c745fcffffffff 8d4de4 e8???????? 8b4df4 64890d00000000 }
		$sequence_2 = { 8b4514 50 e8???????? 83c404 50 8bcf }
		$sequence_3 = { 6a00 8b4df8 83c108 51 ff15???????? }
		$sequence_4 = { 894dc0 837dc01a 0f83a7000000 0fb755c0 }
		$sequence_5 = { 51 8d4d08 e8???????? 83f808 7409 c745fc01000000 eb07 }
		$sequence_6 = { 51 894dfc 68???????? 8b4d08 e8???????? 0fb6c0 85c0 }
		$sequence_7 = { e8???????? 8945f8 8b45f8 8b4d08 3b4814 774a }
		$sequence_8 = { 8b8d5cffffff e8???????? 8d55d8 899550ffffff 8b8d50ffffff e8???????? 898560ffffff }
		$sequence_9 = { e8???????? 83c408 8b00 8945c4 8d4dca 51 8d55d0 }

	condition:
		7 of them and filesize < 1433600
}