YARA Detection Rule: PUA_VULN_Renamed_Driver_Sisoftware_Sandra_Sisoftwaresandra_1284
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - sandra.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]6e[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0069006e[PII_REDACTED][PII_REDACTED][PII_REDACTED]280055006e[PII_REDACTED]6f[PII_REDACTED]29 } /* FileDescription SandraDeviceDriverWinxUnicode */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED]53006f[PII_REDACTED][PII_REDACTED]0065 } /* CompanyName SiSoftware */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8][PII_REDACTED]2e0032002e0031002e[PII_REDACTED][PII_REDACTED]006c[PII_REDACTED]620079003a[PII_REDACTED]69006e[PII_REDACTED]4b } /* FileVersion builtbyWinDDK */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8][PII_REDACTED]2e0032002e0031002e0031 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED]4e[PII_REDACTED]41 } /* InternalName SANDRA */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED]53006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]530061006e[PII_REDACTED]61 } /* ProductName SiSoft

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

Full rule:
rule PUA_VULN_Renamed_Driver_Sisoftware_Sandra_Sisoftwaresandra_1284 {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - sandra.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "1284a1462a5270833ec7719f768cdb381e7d0a9c475041f9f3c74fa8eea83590"
		date = "2024-08-07"
		score = 70
		id = "e23b0257-8ff7-5a11-aa70-5f1e36f2c4cf"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED]6e[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0069006e[PII_REDACTED][PII_REDACTED][PII_REDACTED]280055006e[PII_REDACTED]6f[PII_REDACTED]29 } /* FileDescription SandraDeviceDriverWinxUnicode */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED]53006f[PII_REDACTED][PII_REDACTED]0065 } /* CompanyName SiSoftware */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8][PII_REDACTED]2e0032002e0031002e[PII_REDACTED][PII_REDACTED]006c[PII_REDACTED]620079003a[PII_REDACTED]69006e[PII_REDACTED]4b } /* FileVersion builtbyWinDDK */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8][PII_REDACTED]2e0032002e0031002e0031 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED]4e[PII_REDACTED]41 } /* InternalName SANDRA */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED]53006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]530061006e[PII_REDACTED]61 } /* ProductName SiSoftwareSandra */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8][PII_REDACTED]4e[PII_REDACTED]41 } /* OriginalFilename SANDRA */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]0043006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]2000a[PII_REDACTED][PII_REDACTED]f[PII_REDACTED][PII_REDACTED][PII_REDACTED]4c[PII_REDACTED][PII_REDACTED][PII_REDACTED]2d[PII_REDACTED]300035002e[PII_REDACTED]6c006c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0064002e } /* LegalCopyright CopyrightSiSoftwareLtdAllrightsreserved */
	condition: