rule Windows_Ransomware_Doppelpaymer_6ab188da : beta
{
	meta:
		author = "Elastic Security"
		id = "6ab188da-4e73-4669-816c-554b2f04ee65"
		fingerprint = "6c33e09e66b337064a1feae5c162f72dc5f6caecaa9829e4ad9fffb10ef3e576"
		creation_date = "2020-06-28"
		last_modified = "2021-08-23"
		description = "Identifies DOPPELPAYMER ransomware"
		threat_name = "Windows.Ransomware.Doppelpaymer"
		reference = "https://www.crowdstrike.com/blog/doppelpaymer-ransomware-and-dridex-2/"
		severity = 100
		arch_context = "x86, arm64"
		scan_context = "file, memory"
		license = "Elastic License v2"
		os = "windows"

	strings:
		$d1 = { 56 55 55 55 F7 EF B8 56 55 55 55 8B EA F7 E9 8B C2 8B D1 C1 FA 1F 2B C2 C1 FF 1F 2B EF 8D 14 40 B8 F3 1A CA 6B 2B CA 03 E9 F7 ED 8B CD C1 FA 05 C1 F9 1F 2B D1 6B CA B4 03 CD 74 1C 81 E1 03 00 00 80 7D 07 83 E9 01 83 C9 FC 41 8B C1 F7 D8 85 C9 8D 7C 05 04 0F 45 EF 8D 44 55 02 5D 5F C3 }

	condition:
		1 of ( $d* )
}