YARA Detection Rule: PUA_VULN_Renamed_Driver_Elitegroupcomputersystems_Ecsiodriversys_Ecsiodriver_2705
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - ecsiodriverx64.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]530049006f[PII_REDACTED][PII_REDACTED]0072 } /* FileDescription ECSIoDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]0045006c[PII_REDACTED][PII_REDACTED]006f[PII_REDACTED]200043006f006d[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0065006d0073 } /* CompanyName ElitegroupComputerSystems */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002e0031002e0030002e0030 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0031002e0031002e0030002e0030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED]530049006f[PII_REDACTED][PII_REDACTED]0072002e[PII_REDACTED]73 } /* InternalName ECSIoDriversys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED]530049006f[PII_REDACTED][PII_REDACTED]0072 } /* ProductName ECSIoDriver */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8][PII_REDACTED]530049006f[PII_REDACTED]69007600

Detection condition:
uint16(0) == 0x5a4d and filesize < 100KB and all of them and not filename matches /ecsiodriverx64/i

Full rule:
rule PUA_VULN_Renamed_Driver_Elitegroupcomputersystems_Ecsiodriversys_Ecsiodriver_2705 {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - ecsiodriverx64.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "[PII_REDACTED]60c6f4f5b2ebd57a636d5e71d5f8a9d4305c2b0fe5db0aa2f389cc"
		date = "2024-08-07"
		score = 70
		id = "aa9de753-a9e6-518b-a523-a7aa6b2d53a8"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED]530049006f[PII_REDACTED][PII_REDACTED]0072 } /* FileDescription ECSIoDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]0045006c[PII_REDACTED][PII_REDACTED]006f[PII_REDACTED]200043006f006d[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0065006d0073 } /* CompanyName ElitegroupComputerSystems */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002e0031002e0030002e0030 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0031002e0031002e0030002e0030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED]530049006f[PII_REDACTED][PII_REDACTED]0072002e[PII_REDACTED]73 } /* InternalName ECSIoDriversys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED]530049006f[PII_REDACTED][PII_REDACTED]0072 } /* ProductName ECSIoDriver */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8][PII_REDACTED]530049006f[PII_REDACTED][PII_REDACTED]0072002e[PII_REDACTED]73 } /* OriginalFilename ECSIoDriversys */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]0043006f[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0039002d[PII_REDACTED][PII_REDACTED]0045006c[PII_REDACTED][PII_REDACTED]006f[PII_REDACTED]200043006f006d[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0065006d0073002e[PII_REDACTED]6c006c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0064002e } /* LegalCopyright CopyrightCElitegroupComputerSystemsAllrightsreserved */