rule sorefang_encryption_key_schedule {
	meta:
		description = "Rule to detect SoreFang based on the key 
schedule used for encryption"
		author = "NCSC"
		hash = "58d8e65976b53b77645c248bfa18c3b87a6ecfb02f306fe6ba4944db96a5ede2"
	strings:
		$ = { C7 05 ?? ?? ?? ?? 63 51 E1 B7 B8 BC D1 3B 01 8B 48 FC 81 E9 47 86 C8 61 89 08 83 C0 04 3D ?? ?? ?? ?? 7E EB 33 D2 33 C9 B8 2C 00 00 00 89 55 D4 33 F6 89 4D D8 33 DB 3B F8 0F 4F C7 8D 04 40 89 45 D0 83 F8 01 7C 4F 0F 1F 80 00 00 00 00 }
	condition:
		(uint16(0) == 0x5A4D and uint16(uint32(0x3c)) == 0x4550) and any of them
}