YARA Detection Rule: PUA_VULN_Renamed_Driver_Getactechnologycorporation_Mtcbsvsys_Getacsystemserviceprovider_E6D1
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - GtcKmdfBs.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][PII_REDACTED]0065006d[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0072006f[PII_REDACTED][PII_REDACTED] } /* FileDescription GetacSystemServiceProvider */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006e006f006c006f[PII_REDACTED]200043006f[PII_REDACTED]6f[PII_REDACTED]740069006f006e } /* CompanyName GetacTechnologyCorporation */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8][PII_REDACTED]2c[PII_REDACTED]2c[PII_REDACTED]2c00200033 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8][PII_REDACTED]2c[PII_REDACTED]2c[PII_REDACTED]2c00200033 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]006d[PII_REDACTED][PII_REDACTED][PII_REDACTED]2e[PII_REDACTED]73 } /* InternalName mtcBSvsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0065006d[PII_REDACTED][PII_REDACTED][PII_REDACTED]6500200

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

Full rule:
rule PUA_VULN_Renamed_Driver_Getactechnologycorporation_Mtcbsvsys_Getacsystemserviceprovider_E6D1 {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - GtcKmdfBs.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "e6d1ee0455068b74cf537388c874acb335382876aa9d74586efb05d6cc362ae5"
		date = "2024-08-07"
		score = 70
		id = "9b7b55ac-68e5-51cf-9324-26f01e50c2f2"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0065006d[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0072006f[PII_REDACTED][PII_REDACTED] } /* FileDescription GetacSystemServiceProvider */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006e006f006c006f[PII_REDACTED]200043006f[PII_REDACTED]6f[PII_REDACTED]740069006f006e } /* CompanyName GetacTechnologyCorporation */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8][PII_REDACTED]2c[PII_REDACTED]2c[PII_REDACTED]2c00200033 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8][PII_REDACTED]2c[PII_REDACTED]2c[PII_REDACTED]2c00200033 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]006d[PII_REDACTED][PII_REDACTED][PII_REDACTED]2e[PII_REDACTED]73 } /* InternalName mtcBSvsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0065006d[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0072006f[PII_REDACTED][PII_REDACTED] } /* ProductName GetacSystemServiceProvider */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8][PII_REDACTED]63004b006d[PII_REDACTED]420073002e[PII_REDACTED]73 } /* OriginalFilename GtcKmdfBssys */
		$ = { 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][PII_REDACTED][PII_REDACTED]6e006f006c006f[PII_REDACTED]200043006f[PII_REDACTED]6f[PII_REDACTED]7400