PUA_VULN_Renamed_Driver_Windowsrwinddkprovider_Wnbiossys_Windowsrwinddkdriver_530D

rule PUA_VULN_Renamed_Driver_Windowsrwinddkprovider_Wnbiossys_Windowsrwinddkdriver_530D {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - wnbios.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "530d9223ec7e4123532a403abef96dfd1af5291eb49497392ff5d14d18fccfbb"
		date = "2024-08-07"
		score = 70
		id = "fb920a1c-98af-5b1c-9ade-9bd66e432921"
	strings:
		$ = { 00460069006c0065004400650073006300720069007000740069006f006e[1-8]0057006e00420069006f00730020004400720069007600650072 } /* FileDescription WnBiosDriver */
		$ = { 0043006f006d00700061006e0079004e0061006d0065[1-8]00570069006e0064006f007700730020002800520029002000570069006e00200037002000440044004b002000700072006f00760069006400650072 } /* CompanyName WindowsRWinDDKprovider */
		$ = { 00460069006c006500560065007200730069006f006e[1-8]0031002e0032002e0030002e00300020006200750069006c0074002000620079003a002000570069006e00440044004b } /* FileVersion builtbyWinDDK */
		$ = { 00500072006f006400750063007400560065007200730069006f006e[1-8]0031002e0032002e0030002e0030 } /* ProductVersion  */
		$ = { 0049006e007400650072006e0061006c004e0061006d0065[1-8]0077006e00620069006f0073002e007300790073 } /* InternalName wnbiossys */
		$ = { 00500072006f0064007500630074004e0061006d0065[1-8]00570069006e0064006f007700730020002800520029002000570069006e00200037002000440044004b0020006400720069007600650072 } /* ProductName WindowsRWinDDKdriver */
		$ = { 004f0072006900670069006e0061006c00460069006c0065006e0061006d0065[1-8]0077006e00620069006f0073002e007300790073 } /* OriginalFilename wnbiossys */
		$ = { 004c006500670061006c0043006f0070007900720069006700680074[1-8]00a90020004d006900630072006f0073006f0066007400200043006f00720070006f0072006100740069006f006e002e00200041006c006c0020007200690067006800740073002000720065007300650072007600650064002e } /* LegalCopyright MicrosoftCorporationAllrightsreserved */
	condition:
		uint16(0) == 0x5a4d and filesize < 100KB and all of them and not filename matches /wnbios/i
}