PUA_VULN_Renamed_Driver_Sysinternalswwwsysinternalscom_Procexpsys_7795

rule PUA_VULN_Renamed_Driver_Sysinternalswwwsysinternalscom_Procexpsys_7795 {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - procexp.Sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "77950e2a40ac0447ae7ee1ee3ef1242ce22796a157074e6f04e345b1956e143c"
		date = "2024-08-07"
		score = 70
		id = "dce72757-4557-559c-89d3-3c526628ccbd"
	strings:
		$ = { 00460069006c0065004400650073006300720069007000740069006f006e[1-8]0020002000200020002000200020002000200020002000200020002000200020 } /* FileDescription  */
		$ = { 0043006f006d00700061006e0079004e0061006d0065[1-8]0053007900730069006e007400650072006e0061006c00730020002d0020007700770077002e0073007900730069006e007400650072006e0061006c0073002e0063006f006d } /* CompanyName Sysinternalswwwsysinternalscom */
		$ = { 00460069006c006500560065007200730069006f006e[1-8]00310035002e00300030 } /* FileVersion  */
		$ = { 00500072006f006400750063007400560065007200730069006f006e[1-8]00310035002e00300030 } /* ProductVersion  */
		$ = { 0049006e007400650072006e0061006c004e0061006d0065[1-8]00700072006f0063006500780070002e007300790073 } /* InternalName procexpsys */
		$ = { 00500072006f0064007500630074004e0061006d0065[1-8]0020002000200020002000200020002000200020002000200020002000200020 } /* ProductName  */
		$ = { 004f0072006900670069006e0061006c00460069006c0065006e0061006d0065[1-8]00700072006f0063006500780070002e005300790073 } /* OriginalFilename procexpSys */
		$ = { 004c006500670061006c0043006f0070007900720069006700680074[1-8]0043006f007000790072006900670068007400200028004300290020004d00610072006b002000520075007300730069006e006f007600690063006800200031003900390036002d0032003000310034 } /* LegalCopyright CopyrightCMarkRussinovich */
	condition:
		uint16(0) == 0x5a4d and filesize < 100KB and all of them and not filename matches /procexp/i
}