YARA Detection Rule: PUA_VULN_Renamed_Driver_Windowsrcodenamelonghornddkprovider_Cpuzsys_Windowsrcodenamelonghornddkdriver_EAA5
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]55002d005a[PII_REDACTED][PII_REDACTED]00650072 } /* FileDescription CPUZDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED]6e0064006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]43006f[PII_REDACTED]6e0061006d[PII_REDACTED]4c006f006e[PII_REDACTED]6f0072006e[PII_REDACTED]44004b[PII_REDACTED]72006f[PII_REDACTED][PII_REDACTED] } /* CompanyName WindowsRCodenameLonghornDDKprovider */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0036002e0030002e[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]0036002e0030002e[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]6e00640

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_Windowsrcodenamelonghornddkprovider_Cpuzsys_Windowsrcodenamelonghornddkdriver_EAA5 {
	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 = "eaa5dae373553024d7294105e4e07d996f3a8bd47c770cdf8df79bf57619a8cd"
		date = "2024-08-07"
		score = 70
		id = "46e6966d-648f-5b33-a4e5-83c9cd5889fe"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED]55002d005a[PII_REDACTED][PII_REDACTED]00650072 } /* FileDescription CPUZDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED]6e0064006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]43006f[PII_REDACTED]6e0061006d[PII_REDACTED]4c006f006e[PII_REDACTED]6f0072006e[PII_REDACTED]44004b[PII_REDACTED]72006f[PII_REDACTED][PII_REDACTED] } /* CompanyName WindowsRCodenameLonghornDDKprovider */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0036002e0030002e[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]0036002e0030002e[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]6e0064006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]43006f[PII_REDACTED]6e0061006d[PII_REDACTED]4c006f006e[PII_REDACTED]6f0072006e[PII_REDACTED]44004b[PII_REDACTED][PII_REDACTED]00650072 } /* ProductName WindowsRCodenameLonghornDDKdriver */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8][PII_REDACTED]75007a002e[PII_REDACTED]73 } /* OriginalFilename cpuzsys */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]00a90020004d[PII_REDACTED]72006f0073006f[PII_REDACTED]200043006f[PII_REDACTED]6f0072006