SEKOIA_Ransomware_Win_Fonix

rule SEKOIA_Ransomware_Win_Fonix : FILE
{
	meta:
		description = "Detect the Fonix / XINOF ransomware by spotting its specific debug path"
		author = "Sekoia.io"
		id = "b28467d5-69a0-4a8b-8938-8fdac2ae8d19"
		date = "2021-10-07"
		modified = "2024-12-19"
		reference = "https://github.com/SEKOIA-IO/Community"
		source_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/ransomware_win_fonix.yar#L1-L16"
		license_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
		logic_hash = "2085fae62c07f63723a417566c204b0a9942de35ed80272d1486dc2c96ca0037"
		score = 75
		quality = 80
		tags = "FILE"
		version = "1.0"
		classification = "TLP:CLEAR"

	strings:
		$s1 = "Ransomware\\Fonix" ascii
		$s2 = "Release\\Fonix.pdb" ascii

	condition:
		uint16( 0 ) == 0x5A4D and all of them
}