DITEKSHEN_MALWARE_Win_Hello

rule DITEKSHEN_MALWARE_Win_Hello : FILE
{
	meta:
		description = "Hunt for Hello / WickrMe ransomware"
		author = "ditekSHen"
		id = "99c11aab-8a3a-5e10-9af0-542e55129d51"
		date = "2020-11-06"
		modified = "2024-11-01"
		reference = "https://github.com/ditekshen/detection"
		source_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/yara/malware.yar#L5809-L5820"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "f52f12eb38613f5afd5258b5263c6e6e2d9db6c9659a769f896a2bb66564fa69"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$s1 = "DeleteBackupFiles" ascii wide
		$s2 = "GetEncryptFiles" ascii wide
		$s3 = "DeleteVirtualDisks" ascii wide
		$s4 = "DismountVirtualDisks" ascii wide

	condition:
		uint16( 0 ) == 0x5a4d and 3 of them
}