YARA Detection Rule: PUA_VULN_Renamed_Driver_Hpdevelopmentcompany_Etdsuppsys_Hpetdidriverdll_F744
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - etdsupp.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]700070006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]650072 } /* FileDescription ETDiSupportDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED]6c006f0070006d0065006e[PII_REDACTED]43006f006d[PII_REDACTED]6e0079 } /* CompanyName HPDevelopmentCompany */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8][PII_REDACTED]2e0030002e0030002e0030 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8][PII_REDACTED]2e0030002e0030002e0030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED]2e[PII_REDACTED]73 } /* InternalName etdsuppsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0044004c004c } /* ProductName HPETDiDriverDLL */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]00650

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

Full rule:
rule PUA_VULN_Renamed_Driver_Hpdevelopmentcompany_Etdsuppsys_Hpetdidriverdll_F744 {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - etdsupp.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "f744abb99c97d98e4cd08072a897107829d6d8481aee96c22443f626d00f4145"
		date = "2024-08-07"
		score = 70
		id = "577bb210-93ca-5f9f-a297-c8bce58dfd1f"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED]700070006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]650072 } /* FileDescription ETDiSupportDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED]6c006f0070006d0065006e[PII_REDACTED]43006f006d[PII_REDACTED]6e0079 } /* CompanyName HPDevelopmentCompany */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8][PII_REDACTED]2e0030002e0030002e0030 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8][PII_REDACTED]2e0030002e0030002e0030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED]2e[PII_REDACTED]73 } /* InternalName etdsuppsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0044004c004c } /* ProductName HPETDiDriverDLL */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED]2e[PII_REDACTED]73 } /* OriginalFilename etdsuppsys */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8][PII_REDACTED][PII_REDACTED]006f[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]2d[PII_REDACTED][PII_REDACTED][PII_REDACTED]77006c[PII_REDACTED]74002d[PII_REDACTED]63006b[PII_REDACTED][PII_REDACTED][PII_REDACTED]65006c006f0070006d0065006e[PII_REDACTED]43006f006d[PII_REDACTED]6e0079002c0020004c002e0050002e } /* LegalCopyright CCopyrightHewlettPackardDevelopmentCompanyLP */
	condition:
		uint16(0) == 0x5a4d and