SEKOIA_Apt_Badmagic_Commonmagic_Usbstealer

rule SEKOIA_Apt_Badmagic_Commonmagic_Usbstealer : FILE
{
	meta:
		description = "Detects CommonMagic related implants"
		author = "Sekoia.io"
		id = "37d5becc-f1c3-4400-bc10-cd6036d4dbb1"
		date = "2023-05-15"
		modified = "2024-12-19"
		reference = "https://github.com/SEKOIA-IO/Community"
		source_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/apt_badmagic_commonmagic_usbstealer.yar#L1-L20"
		license_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
		logic_hash = "a600f17bce9159b581c234cc101d1a0d093954fc9c79052dbca5451714fd7502"
		score = 75
		quality = 80
		tags = "FILE"
		version = "1.0"
		classification = "TLP:CLEAR"

	strings:
		$ = "\\\\.\\pipe\\PipeDtMd" ascii wide fullword
		$ = "State USB" ascii wide
		$ = "DefaultNameDevice" ascii wide
		$ = "SerialNumber" ascii wide

	condition:
		uint16be( 0 ) == 0x4d5a and filesize < 1MB and all of them
}