SEKOIA_Ransomware_Win_Raworld

rule SEKOIA_Ransomware_Win_Raworld
{
	meta:
		description = "Detects files related to stage 1 of a campaign from the ransomware group RA World."
		author = "Sekoia.io"
		id = "a9ed9c5a-7a0e-4c2e-90f4-d52f5589b2b8"
		date = "2024-07-24"
		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_raworld.yar#L1-L23"
		license_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
		logic_hash = "583dd2ea8e20a87d0b67783d1dd59212eb133de1f945d5b4afad89e8a5017d35"
		score = 75
		quality = 80
		tags = ""
		version = "1.0"
		classification = "TLP:CLEAR"

	strings:
		$s1 = "Loder.exe" ascii fullword
		$s2 = "Stage2.exe" wide
		$s3 = "SYSVOL" wide
		$s4 = "Finish.exe" wide
		$s5 = "Exclude.exe" wide
		$s6 = "Stage3.exe" wide
		$s7 = "Pay.txt" ascii fullword
		$s8 = "RA World" ascii fullword
		$s9 = "Stage1.exe" ascii fullword

	condition:
		4 of them
}