YARA Detection Rule: PUA_VULN_Renamed_Driver_Avastsoftware_Ngiodriversys_Avastng_42B3
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - ngiodriver.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]4e[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED] } /* FileDescription avastNGsetuphelperdriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED]6f[PII_REDACTED][PII_REDACTED]0065 } /* CompanyName AVASTSoftware */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8][PII_REDACTED]2e0030002e0030002e[PII_REDACTED]30 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8][PII_REDACTED]2e0030002e0030002e[PII_REDACTED]30 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]006e[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED]0072002e[PII_REDACTED]73 } /* InternalName ngiodriversys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED]0020004e0047 } /* ProductName AvastNG */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]006e[PII_REDACTED]

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

Full rule:
rule PUA_VULN_Renamed_Driver_Avastsoftware_Ngiodriversys_Avastng_42B3 {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - ngiodriver.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "42b31b850894bf917372ff50fbe1aff3990331e8bd03840d75e29dcc1026c180"
		hash = "c0c52425dd90f36d110952c665e5b644bb1092f952942c07bb4da998c9ce6e5b"
		date = "2024-08-07"
		score = 70
		id = "828bbc6b-45a6-5754-b1c4-5411e26b00c4"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED]4e[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED] } /* FileDescription avastNGsetuphelperdriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED]6f[PII_REDACTED][PII_REDACTED]0065 } /* CompanyName AVASTSoftware */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8][PII_REDACTED]2e0030002e0030002e[PII_REDACTED]30 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8][PII_REDACTED]2e0030002e0030002e[PII_REDACTED]30 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]006e[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED]0072002e[PII_REDACTED]73 } /* InternalName ngiodriversys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED]0020004e0047 } /* ProductName AvastNG */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]006e[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED]0072002e[PII_REDACTED]73 } /* OriginalFilename ngiodriversys */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]0043006f[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]200053006f[PII_REDACTED][PII_REDACTED]0065 } /* LegalCopyright CopyrightcAVASTSoftware */
	condition:
		uint16(0) == 0x5a4d and filesize < 100KB and all of them and not filename matches /ngiodriver/i
}