YARA Detection Rule: PUA_VULN_Renamed_Driver_Novellinc_Novellxtier_DD4F
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - NICM.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]004e006f[PII_REDACTED]6c006c[PII_REDACTED]6c[PII_REDACTED]6e[PII_REDACTED]50006f[PII_REDACTED][PII_REDACTED]006c[PII_REDACTED]790020004c[PII_REDACTED]650072 } /* FileDescription NovellClientPortabilityLayer */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]004e006f[PII_REDACTED]6c006c002c[PII_REDACTED]6e0063002e } /* CompanyName NovellInc */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0033002e0031002e0036002e0030 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0033002e0031002e0036 } /* ProductVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8]004e006f[PII_REDACTED]6c006c[PII_REDACTED][PII_REDACTED]0072 } /* ProductName NovellXTier */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]004e[PII_REDACTED]4d002e[PII_REDACTED]53 } /* OriginalFilename NICMSYS */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8][PII_REDACTED][PII_REDACTED]006f[PII_REDACTED][PII_REDACTED]

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

Full rule:
rule PUA_VULN_Renamed_Driver_Novellinc_Novellxtier_DD4F {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - NICM.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "dd4fedd5662122cbfe046a12e2137294ef1cb7822238d9e24eacc78f22f8e93d"
		hash = "904e0f7d485a98e8497d5ec6dd6e6e1cf0b8d8e067fb64a9e09790af3c8c9d5a"
		hash = "1c2f1e2b0cc4da128feb73a6b9dd040df8495fefe861d69c9f44778c6ddb9b9b"
		hash = "cf3180f5308af002ac5d6fd5b75d1340878c375f0aebc3157e3bcad6322b7190"
		hash = "6b71b7f86e41540a82d7750a698e0386b74f52962b879cbb46f17935183cd2c7"
		date = "2024-08-07"
		score = 70
		id = "f8c55d27-288b-50ea-a8ef-bbd4f9d0739f"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8]004e006f[PII_REDACTED]6c006c[PII_REDACTED]6c[PII_REDACTED]6e[PII_REDACTED]50006f[PII_REDACTED][PII_REDACTED]006c[PII_REDACTED]790020004c[PII_REDACTED]650072 } /* FileDescription NovellClientPortabilityLayer */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]004e006f[PII_REDACTED]6c006c002c[PII_REDACTED]6e0063002e } /* CompanyName NovellInc */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0033002e0031002e0036002e0030 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0033002e0031002e0036 } /* ProductVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8]004e006f[PII_REDACTED]6c006c[PII_REDACTED][PII_REDACTED]0072 } /* ProductName NovellXTier */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]004e[PII_REDACTED]4d002e[PII_REDACTED]53 } /* OriginalFilename NICMSYS */
		$ = { 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]300038002c0020004e006f[PII_REDACTED]6c006c002c[PII_REDACTED]6e0063002e[PII_REDACTED]6c006c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0064002e } /* LegalCopyright CCopyrightNovellIncAllRights