YARA Detection Rule: PUA_VULN_Renamed_Driver_Biostargroup_Iodriver_Biostariodriverfle_42E1
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - BS_I2cIo.sys
Author: Florian Roth
Reference: https://github.com/magicsword-io/LOLDrivers

Pattern signatures:
$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8]0049002f004f[PII_REDACTED]6e[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]6c0065 } /* FileDescription IOInterfacedriverfile */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED]4f[PII_REDACTED][PII_REDACTED][PII_REDACTED]6f00750070 } /* CompanyName BIOSTARGroup */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002c[PII_REDACTED]2c[PII_REDACTED]2c00200030 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0031002c[PII_REDACTED]2c[PII_REDACTED]2c00200030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]0049002f004f[PII_REDACTED][PII_REDACTED]00650072 } /* InternalName IOdriver */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED]4f[PII_REDACTED][PII_REDACTED]0049002f004f[PII_REDACTED][PII_REDACTED][PII_REDACTED]200066006c0065 } /* ProductName BIOSTARIOdriverfle */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0

Detection condition:
uint16(0) == 0x5a4d and filesize < 100KB and all of them and not filename matches /BS_I2cIo/i

Full rule:
rule PUA_VULN_Renamed_Driver_Biostargroup_Iodriver_Biostariodriverfle_42E1 {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - BS_I2cIo.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "42e170a7ab1d2c160d60abfc906872f9cfd0c2ee169ed76f6acb3f83b3eeefdb"
		hash = "f929bead59e9424ab90427b379dcdd63fbfe0c4fb5e1792e3a1685541cd5ec65"
		hash = "55fee54c0d0d873724864dc0b2a10b38b7f40300ee9cae4d9baaf8a202c4049a"
		date = "2024-08-07"
		score = 70
		id = "b8fae701-2e8a-542d-8672-4c76f109fa75"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8]0049002f004f[PII_REDACTED]6e[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]6c0065 } /* FileDescription IOInterfacedriverfile */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED]4f[PII_REDACTED][PII_REDACTED][PII_REDACTED]6f00750070 } /* CompanyName BIOSTARGroup */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002c[PII_REDACTED]2c[PII_REDACTED]2c00200030 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0031002c[PII_REDACTED]2c[PII_REDACTED]2c00200030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]0049002f004f[PII_REDACTED][PII_REDACTED]00650072 } /* InternalName IOdriver */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED]4f[PII_REDACTED][PII_REDACTED]0049002f004f[PII_REDACTED][PII_REDACTED][PII_REDACTED]200066006c0065 } /* ProductName BIOSTARIOdriverfle */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8][PII_REDACTED]5f[PII_REDACTED]630049006f002e[PII_REDACTED]73 } /* OriginalFilename BSIcIosys */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]0043006f[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0032002d[PII_REDACTED][PII_REDACTED][PII_REDACTED]4f[PII_REDACTED][PII_REDACTED][PII_REDACTED]6f00750070 } /* LegalCopyright CopyrightcBIOSTARGroup */
	condition