SEKOIA_Infostealer_Win_Daolpu_Str

rule SEKOIA_Infostealer_Win_Daolpu_Str : FILE
{
	meta:
		description = "Finds Daolpu Stealer samples based on specific strings."
		author = "Sekoia.io"
		id = "dde1cf12-48d8-45b6-b453-b7196e6b1271"
		date = "2024-07-23"
		modified = "2024-12-19"
		reference = "https://www.crowdstrike.com/blog/fake-recovery-manual-used-to-deliver-unidentified-stealer/"
		source_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/infostealer_win_daolpu_str.yar#L1-L26"
		license_url = "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
		logic_hash = "9372a88efcdca6ca57f354fb31569522e5458271cc51dfedf09c6178a47a5b67"
		score = 75
		quality = 80
		tags = "FILE"
		version = "1.0"
		classification = "TLP:CLEAR"

	strings:
		$str01 = "Content-Type: %s%s%s" ascii
		$str02 = "Content-Disposition: %s%s%s%s%s%s%s" ascii
		$str03 = "\\CocCoc\\Browser\\User Data\\Local State" ascii
		$str04 = "\\Microsoft\\Edge\\User Data\\Default\\Login Data" ascii
		$str05 = "\\Mozilla\\Firefox\\Profiles" ascii
		$str06 = "No MAC Address Found" ascii
		$str07 = "C:\\Windows\\Temp\\" ascii
		$str08 = "C:\\Windows\\Temp\\result.txt" ascii
		$str09 = "Privatekey@2211#$" ascii
		$str10 = "CryptStringToBinaryA Failed to convert BASE64 private key." ascii
		$str11 = "taskkill /F /IM chrome.exe" ascii

	condition:
		uint16( 0 ) == 0x5A4D and 8 of them
}