LOLDRIVERS_MAL_Driver_Microsoftcorporation_Ampgsys_Microsoftwindowsoperatingsystem_CACA

rule LOLDRIVERS_MAL_Driver_Microsoftcorporation_Ampgsys_Microsoftwindowsoperatingsystem_CACA
{
	meta:
		description = "Detects malicious driver mentioned in LOLDrivers project using VersionInfo values from the PE header - ampg.sys. Investigate matches in context: expected filenames or standard vendor/system driver locations can be lower priority, while unexpected filenames or paths are more suspicious."
		author = "Florian Roth"
		id = "9c8ca76c-117c-5f80-8179-abd1ffa84ba9"
		date = "2026-09-08"
		modified = "2026-09-08"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		source_url = "https://github.com/magicsword-io/LOLDrivers//blob/9fa32adeab865455de8b24cba0bbc0f3439d59f7/detections/yara/yara-rules_mal_drivers.yar#L807-L826"
		license_url = "https://github.com/magicsword-io/LOLDrivers//blob/9fa32adeab865455de8b24cba0bbc0f3439d59f7/LICENSE"
		hash = "cacaf0698c6371f8cc45fae85a13fb738f0b8ce0db716c5e4d0d12152de163e3"
		logic_hash = "bf38019a154863d70321b8aa1380551bd96a42a5f0141d163543d4f16b66ea22"
		score = 70
		quality = 80
		tags = ""

	strings:
		$ = { 460069006c0065004400650073006300720069007000740069006f006e00[1-8]53004400200043007200610073006800640075006d007000200050006f00720074002000440072006900760065007200 }
		$ = { 43006f006d00700061006e0079004e0061006d006500[1-8]4d006900630072006f0073006f0066007400200043006f00720070006f0072006100740069006f006e00 }
		$ = { 460069006c006500560065007200730069006f006e00[1-8]310030002e0030002e00320036003100300030002e00340032003000320020002800570069006e004200750069006c0064002e003100360030003100300031002e0030003800300030002900 }
		$ = { 500072006f006400750063007400560065007200730069006f006e00[1-8]310030002e0030002e00320036003100300030002e003400320030003200 }
		$ = { 49006e007400650072006e0061006c004e0061006d006500[1-8]61006d00700067002e00730079007300 }
		$ = { 500072006f0064007500630074004e0061006d006500[1-8]4d006900630072006f0073006f0066007400ae002000570069006e0064006f0077007300ae0020004f007000650072006100740069006e0067002000530079007300740065006d00 }
		$ = { 4f0072006900670069006e0061006c00460069006c0065006e0061006d006500[1-8]61006d00700067002e00730079007300 }
		$ = { 4c006500670061006c0043006f007000790072006900670068007400[1-8]a90020004d006900630072006f0073006f0066007400200043006f00720070006f0072006100740069006f006e002e00200041006c006c0020007200690067006800740073002000720065007300650072007600650064002e00 }

	condition:
		all of them
}