VOLEXITY_Apt_Malware_Linux_Disgomoji_1

rule VOLEXITY_Apt_Malware_Linux_Disgomoji_1 : TRANSPARENTJASMINE FILE MEMORY
{
	meta:
		description = "Detects GOMOJI malware using strings in the ELF."
		author = "threatintel@volexity.com"
		id = "f6643e9a-ca41-57e0-9fce-571d340f1cfe"
		date = "2024-02-22"
		modified = "2024-07-05"
		reference = "TIB-20240229"
		source_url = "https://github.com/volexity/threat-intel/blob/3a9d0b52459877ee866a9a0ba06e60059b778c77/2024/2024-06-13 DISGOMOJI/indicators/rules.yar#L104-L131"
		license_url = "https://github.com/volexity/threat-intel/blob/3a9d0b52459877ee866a9a0ba06e60059b778c77/LICENSE.txt"
		hash = "d9f29a626857fa251393f056e454dfc02de53288ebe89a282bad38d03f614529"
		logic_hash = "dd3535079881ae9cfe25c129803668cb595be89b7f62eb82af19cc3839f92b6d"
		score = 75
		quality = 80
		tags = "TRANSPARENTJASMINE, FILE, MEMORY"
		os = "linux"
		os_arch = "all"
		scan_context = "file,memory"
		severity = "critical"
		license = "See license at https://github.com/volexity/threat-intel/blob/main/LICENSE.txt"
		rule_id = 10265
		version = 7

	strings:
		$s1 = "Session *%s* opened!" wide ascii
		$s2 = "uevent_seqnum.sh" wide ascii
		$s3 = "Error downloading shell script: %v" wide ascii
		$s4 = "Error setting execute permissions: %v" wide ascii
		$s5 = "Error executing shell script: %v" wide ascii
		$s6 = "Error creating Discord session" wide ascii

	condition:
		4 of them
}