YARA Detection Rule: PUA_VULN_Renamed_Driver_Logitech_Lgcoretempsys_Lgcoretemp_E0CB
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - LgCoreTemp.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]006f[PII_REDACTED][PII_REDACTED]006d[PII_REDACTED][PII_REDACTED][PII_REDACTED]650020004d006f006e[PII_REDACTED]6f0072 } /* FileDescription CPUCoreTemperatureMonitor */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]004c006f[PII_REDACTED][PII_REDACTED]0068 } /* CompanyName Logitech */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002e0030002e0030002e0031 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0031002e0030002e0030002e0031 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]004c[PII_REDACTED]6f[PII_REDACTED]540065006d0070002e[PII_REDACTED]73 } /* InternalName LgCoreTempsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8]004c[PII_REDACTED]6f[PII_REDACTED]540065006d0070 } /* ProductName LgCoreTemp */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]004c[PII_REDACTED]6f[PII_REDACTED]540065006d0070002e[PII_REDACTED]73 } 

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

Full rule:
rule PUA_VULN_Renamed_Driver_Logitech_Lgcoretempsys_Lgcoretemp_E0CB {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - LgCoreTemp.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "e0cb07a0624ddfacaa882af49e3783ae02c9fbd0ab232541a05a95b4a8abd8ef"
		date = "2024-08-07"
		score = 70
		id = "36590eb9-1dae-5d45-a087-d88a2d493cb4"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED][PII_REDACTED]006f[PII_REDACTED][PII_REDACTED]006d[PII_REDACTED][PII_REDACTED][PII_REDACTED]650020004d006f006e[PII_REDACTED]6f0072 } /* FileDescription CPUCoreTemperatureMonitor */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]004c006f[PII_REDACTED][PII_REDACTED]0068 } /* CompanyName Logitech */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002e0030002e0030002e0031 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0031002e0030002e0030002e0031 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]004c[PII_REDACTED]6f[PII_REDACTED]540065006d0070002e[PII_REDACTED]73 } /* InternalName LgCoreTempsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8]004c[PII_REDACTED]6f[PII_REDACTED]540065006d0070 } /* ProductName LgCoreTemp */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]004c[PII_REDACTED]6f[PII_REDACTED]540065006d0070002e[PII_REDACTED]73 } /* OriginalFilename LgCoreTempsys */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]0043006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]2000a90020004c006f[PII_REDACTED][PII_REDACTED]0068002c[PII_REDACTED]6e0063 } /* LegalCopyright CopyrightLogitechInc */
	condition:
		uint16(0) == 0x5a4d and filesize < 100KB and all of them and not filename matches /LgCoreTemp/i
}