YARA Detection Rule: PUA_VULN_Renamed_Driver_Anticheatexpertcom_Acebase_Anticheatexpert_7326
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - ACE-BASE.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]45002d[PII_REDACTED][PII_REDACTED][PII_REDACTED]4e[PII_REDACTED][PII_REDACTED][PII_REDACTED]72 } /* FileDescription ACEBASENTDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]0041004e[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]54002e0043004f004d } /* CompanyName ANTICHEATEXPERTCOM */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002e0030002e[PII_REDACTED]300032002e[PII_REDACTED]310037 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0031002e0030002e0030002e0030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED]45002d[PII_REDACTED][PII_REDACTED]0034 } /* InternalName ACEBASE */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8]0041006e[PII_REDACTED]2d[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]00720074 } /* ProductName AntiCheatExpert */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]00a[PII_REDACTED]06e0074

Detection condition:
uint16(0) == 0x5a4d and filesize < 1900KB and all of them and not filename matches /ACE-BASE/i

Full rule:
rule PUA_VULN_Renamed_Driver_Anticheatexpertcom_Acebase_Anticheatexpert_7326 {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - ACE-BASE.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "7326aefff9ea3a32286b423a62baebe33b[PII_REDACTED]6c1ee569afe62dd60e11"
		date = "2024-08-07"
		score = 70
		id = "c5[PII_REDACTED]-5ca6-a00e-cb7afd0b5d14"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED]45002d[PII_REDACTED][PII_REDACTED][PII_REDACTED]4e[PII_REDACTED][PII_REDACTED][PII_REDACTED]72 } /* FileDescription ACEBASENTDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]0041004e[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]54002e0043004f004d } /* CompanyName ANTICHEATEXPERTCOM */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002e0030002e[PII_REDACTED]300032002e[PII_REDACTED]310037 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0031002e0030002e0030002e0030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8][PII_REDACTED]45002d[PII_REDACTED][PII_REDACTED]0034 } /* InternalName ACEBASE */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8]0041006e[PII_REDACTED]2d[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]00720074 } /* ProductName AntiCheatExpert */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]00a[PII_REDACTED]06e[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]74002e0063006f006d0020004c0069006d[PII_REDACTED]650064002e[PII_REDACTED]6c006c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0064002e } /* LegalCopyright AntiCheatExpertcomLimitedAllRightsReserved */
	condition:
		uint16(0) == 0x5a4d and filesize < 1900KB and all of them and not filename matches /ACE-BASE/i
}