YARA Detection Rule: PUA_VULN_Renamed_Driver_Trendmicroinc_Tmcommsys_Aegis_C901
Repository: Neo23x0/signature-base
Detects: Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - TmComm.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]65006e0064004d[PII_REDACTED]72006f[PII_REDACTED]6f006d006d006f006e0020004d006f[PII_REDACTED]6c0065 } /* FileDescription TrendMicroCommonModule */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED]65006e[PII_REDACTED]4d[PII_REDACTED]72006f[PII_REDACTED]6e0063002e } /* CompanyName TrendMicroInc */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0032002e0030002e0030002e[PII_REDACTED]310038 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0032002e0030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]0054006d0043006f006d006d002e[PII_REDACTED]73 } /* InternalName TmCommsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED] } /* ProductName AEGIS */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]0054006d0043006f006d006d002e[PII_REDACTED]73 } /* OriginalFilename TmCommsys */
		$ = { 004c00

Detection condition:
uint16(0) == 0x5a4d and filesize < 200KB and all of them and not filename matches /TmComm/i

Full rule:
rule PUA_VULN_Renamed_Driver_Trendmicroinc_Tmcommsys_Aegis_C901 {
	meta:
		description = "Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - TmComm.sys"
		author = "Florian Roth"
		reference = "https://github.com/magicsword-io/LOLDrivers"
		hash = "c9014b03866bf37faa8fdb16b6af7cfec976aaef179fd5797d0c0bf8079d3a8c"
		date = "2024-08-07"
		score = 70
		id = "c982914b-d99f-5ff4-a520-285308d54947"
	strings:
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]006f006e[1-8][PII_REDACTED]65006e0064004d[PII_REDACTED]72006f[PII_REDACTED]6f006d006d006f006e0020004d006f[PII_REDACTED]6c0065 } /* FileDescription TrendMicroCommonModule */
		$ = { 0043006f006d[PII_REDACTED]6e0079004e0061006d0065[1-8][PII_REDACTED]65006e[PII_REDACTED]4d[PII_REDACTED]72006f[PII_REDACTED]6e0063002e } /* CompanyName TrendMicroInc */
		$ = {[PII_REDACTED]6c[PII_REDACTED][PII_REDACTED]0069006f006e[1-8]0032002e0030002e0030002e[PII_REDACTED]310038 } /* FileVersion  */
		$ = {[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED][PII_REDACTED]730069006f006e[1-8]0032002e0030 } /* ProductVersion  */
		$ = { 0049006e[PII_REDACTED]72006e0061006c004e0061006d0065[1-8]0054006d0043006f006d006d002e[PII_REDACTED]73 } /* InternalName TmCommsys */
		$ = {[PII_REDACTED]6f[PII_REDACTED]630074004e0061006d0065[1-8][PII_REDACTED][PII_REDACTED] } /* ProductName AEGIS */
		$ = { 004f[PII_REDACTED]670069006e0061006c[PII_REDACTED]6c0065006e0061006d0065[1-8]0054006d0043006f006d006d002e[PII_REDACTED]73 } /* OriginalFilename TmCommsys */
		$ = { 004c[PII_REDACTED]61006c0043006f[PII_REDACTED][PII_REDACTED]00680074[1-8]0043006f[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0035002d[PII_REDACTED][PII_REDACTED][PII_REDACTED]65006e[PII_REDACTED]4d[PII_REDACTED]72006f[PII_REDACTED]6e0063006f[PII_REDACTED]6f[PII_REDACTED][PII_REDACTED]002e[PII_REDACTED]6c006c[PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED][PII_REDACTED]0064002e } /* LegalCopyright CopyrightCTrendMicroIncorporatedAllrightsreserved */
	condition:
		uint16(0) == 0x5a4d and filesize < 200KB and all of them and not filename matches /TmComm/i
}