SEKOIA_Hacktool_Ligolo_Strings

rule SEKOIA_Hacktool_Ligolo_Strings : FILE
{
	meta:
		description = "Detects ligolo based on strings"
		author = "Sekoia.io"
		id = "5013256b-eda3-417e-ac72-959055b01c7e"
		date = "2022-02-08"
		modified = "2024-12-19"
		reference = "https://github.com/SEKOIA-IO/Community"
		source_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/hacktool_ligolo_strings.yar#L1-L21"
		license_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
		logic_hash = "12609bed61ef4d86737bc652a75c74f01e4a251466129ff56da0d7e002566d50"
		score = 75
		quality = 80
		tags = "FILE"
		version = "1.0"
		classification = "TLP:CLEAR"

	strings:
		$ = "Restarting Ligolo..."
		$ = "Ligolo starts a socks5 proxy server"
		$ = "main.startSocksProxy"
		$ = "main.handleRelay"
		$ = "main.StartLigolo"

	condition:
		( uint32be( 0 ) == 0x7f454c46 or uint16be( 0 ) == 0x4d5a ) and filesize > 2MB and filesize < 5MB and 3 of them
}