YARA Detection Rule: PUA_VULN_Renamed_Driver_Sisoftware_Sandra_Sisoftwaresandra_D7C7
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][PII_REDACTED][PII_REDACTED]006e[PII_REDACTED]6f[PII_REDACTED]29 } /* FileDescription SandraDeviceDriverxUnicode */
		$ = { 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]2e[PII_REDACTED]2e0031002e[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]2e[PII_REDACTED]2e0031002e0031 } /* 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 */
		$ =

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_D7C7 {
	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 = "d7c79238f862b471740aff4cc3982658d1339795e9ec884a8921efe2e547d7c3"
		date = "2024-08-07"
		score = 70
		id = "014c0409-dbca-5996-983f-006bc429f874"
	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][PII_REDACTED][PII_REDACTED]006e[PII_REDACTED]6f[PII_REDACTED]29 } /* FileDescription SandraDeviceDriverxUnicode */
		$ = { 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]2e[PII_REDACTED]2e0031002e[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]2e[PII_REDACTED]2e0031002e0031 } /* 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][PII_REDACTED]006e0074002e[PII_REDACTED]6c006c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0064002e } /* LegalCopyright CopyrightSiSoftwareLtdPresentAllrightsreserved */
	condition: