CAPE_Lumma_1

rule CAPE_Lumma_1 : FILE
{
	meta:
		description = "Lumma config extraction"
		author = "kevoreilly"
		id = "b2166620-3070-5727-b189-e6959cc5b698"
		date = "2024-01-05"
		modified = "2024-05-09"
		reference = "https://github.com/kevoreilly/CAPEv2"
		source_url = "https://github.com/kevoreilly/CAPEv2/blob/6b15e76f28cd83fd1187da6c9aaaad2174255356/analyzer/windows/data/yara/Lumma.yar#L1-L14"
		license_url = "https://github.com/kevoreilly/CAPEv2/blob/6b15e76f28cd83fd1187da6c9aaaad2174255356/LICENSE"
		logic_hash = "a8f9212b619796f91f14c4164e4d2f30c66b51118f22f3d6c310841b6707b7b0"
		score = 75
		quality = 70
		tags = "FILE"
		cape_options = "bp0=$decode+5,action0=string:ebp,count=0,bp1=$patch+8,action1=skip,typestring=Lumma Config"
		packed = "0ee580f0127b821f4f1e7c032cf76475df9724a9fade2e153a69849f652045f8"

	strings:
		$c2 = {8D 44 24 ?? 50 89 4C 24 ?? FF 31 E8 [4] 83 C4 08 B8 FF FF FF FF}
		$decode = {C6 44 05 00 00 83 C4 2C 5E 5F 5B 5D C3}
		$patch = {66 C7 0? 00 00 8B 46 1? C6 00 01 8B}

	condition:
		uint16( 0 ) == 0x5a4d and 2 of them
}