YARA Detection Rule: PUA_VULN_Renamed_Driver_Cpuid_Cpuzsys_Cpuidservice_34BE
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - cpuz.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][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]00650072 } /* FileDescription CPUIDDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED] } /* CompanyName CPUID */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0036002e0031002e[PII_REDACTED]300030002e[PII_REDACTED][PII_REDACTED][PII_REDACTED]750069006c[PII_REDACTED]620079003a[PII_REDACTED]69006e[PII_REDACTED]4b } /* FileVersion builtbyWinDDK */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0036002e0031002e[PII_REDACTED]300030002e[PII_REDACTED][PII_REDACTED] } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED]75007a002e[PII_REDACTED]73 } /* InternalName cpuzsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]65 } /* ProductName CPUIDservice */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8][PII_REDACTED]75007a002e[PII_REDACTED]7

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

Full rule:
rule PUA_VULN_Renamed_Driver_Cpuid_Cpuzsys_Cpuidservice_34BE {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - cpuz.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "34bee22c18ddbddbe115cf1ab55cabf0e482aba1eb2c343153577fb24b7226d3"
		hash = "5177a3b7393fb5855b2ec0a45d4c91660b958ee077e76e5a7d0669f2e04bcf02"
		hash = "368a9c2b6f12adbe2ba65181fb96f8b0d2241e4eae9f3ce3e20e50c3a3cc9aa1"
		hash = "ee45fd2d7315fd039f3585a66e7855ba4af9d4721e1448e602623de14e932bbe"
		hash = "11a4b08e70ebc25a1d4c35ed0f8ef576c1424c52b580115b26149bd224ffc768"
		hash = "4d5059ec1ebd41284b9cea6ce804596e0f386c09eee25becdd3f6949e94139ba"
		hash = "572c545b5a95d3f4d8c9808ebeff23f3c62ed41910eb162343dd5338e2d6b0b4"
		hash = "bac709c49ddee363c8e59e515f2f632324a0359e932b7d8cb1ce2d52a95981aa"
		hash = "da617fe914a5f86dc9d657ef891bbbceb393c8a6fea2313c84923f3630255cdb"
		date = "2024-08-07"
		score = 70
		id = "1dadf1a5-6eea-5d47-be5e-9c93bf23f49a"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]00650072 } /* FileDescription CPUIDDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED] } /* CompanyName CPUID */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0036002e0031002e[PII_REDACTED]300030002e[PII_REDACTED][PII_REDACTED][PII_REDACTED]750069006c[PII_REDACTED]620079003a[PII_REDACTED]69006e[PII_REDACTED]4b } /* FileVersion builtbyWinDDK */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0036002e0031002e[PII_REDACTED]300030002e[PII_REDACTED][PII_REDACTED] } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED]75007a002e[PII_REDACTED]73 } /* InternalName cpuzsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]65 } /* ProductName CPUIDservice */
		$ = { 004f[PII_REDACTED]670069006e0061