YARA Detection Rule: PUA_VULN_Renamed_Driver_Iobit_Iobitunlockersys_Iobitunlocker_C79A
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - iobitunlocker.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]0049004f[PII_REDACTED]740055006e006c006f0063006b[PII_REDACTED][PII_REDACTED][PII_REDACTED]650072 } /* FileDescription IObitUnlockerDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]0049004f[PII_REDACTED]74 } /* CompanyName IObit */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002e0032002e0030002e[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]0031002e0032002e0030002e0031 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]0049004f[PII_REDACTED]740055006e006c006f0063006b[PII_REDACTED]2e[PII_REDACTED]73 } /* InternalName IObitUnlockersys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8]0049004f[PII_REDACTED]740055006e006c006f0063006b00650072 } /* ProductName IObitUnlocker */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]0

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

Full rule:
rule PUA_VULN_Renamed_Driver_Iobit_Iobitunlockersys_Iobitunlocker_C79A {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - iobitunlocker.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "c79a2bb050af6436b10b58ef04dbc7082df1513cec[PII_REDACTED]eb56fba05e66"
		date = "2024-08-07"
		score = 70
		id = "7106dc1e-330e-54b0-966d-80e0d4da30ab"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8]0049004f[PII_REDACTED]740055006e006c006f0063006b[PII_REDACTED][PII_REDACTED][PII_REDACTED]650072 } /* FileDescription IObitUnlockerDriver */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8]0049004f[PII_REDACTED]74 } /* CompanyName IObit */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0031002e0032002e0030002e[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]0031002e0032002e0030002e0031 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]0049004f[PII_REDACTED]740055006e006c006f0063006b[PII_REDACTED]2e[PII_REDACTED]73 } /* InternalName IObitUnlockersys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8]0049004f[PII_REDACTED]740055006e006c006f0063006b00650072 } /* ProductName IObitUnlocker */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]0049004f[PII_REDACTED]740055006e006c006f0063006b[PII_REDACTED]2e[PII_REDACTED]73 } /* OriginalFilename IObitUnlockersys */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]0049004f[PII_REDACTED][PII_REDACTED]006f[PII_REDACTED][PII_REDACTED][PII_REDACTED]2000a[PII_REDACTED][PII_REDACTED]5002d[PII_REDACTED]310033 } /* LegalCopyright IObitCopyright */
	condition:
		uint16(0) == 0x5a4d and filesize < 100KB and all of them and not filename matches /iobitunlocker/i
}