PUA_VULN_Renamed_Driver_Avastsoftware_Aswarpotsys_Avastantivirus_BE8D
Description
Detects renamed vulnerable driver mentioned in LOLDrivers project using VersionInfo values from the PE header - aswArPot.sys, avgArPot.sys
Query · yara
strings:
$ = { 00460069006c0065004400650073006300720069007000740069006f006e[1-8]0041007600610073007400200061006e0074006900200072006f006f0074006b00690074 } /* FileDescription Avastantirootkit */
$ = { 0043006f006d00700061006e0079004e0061006d0065[1-8]0041005600410053005400200053006f006600740077006100720065 } /* CompanyName AVASTSoftware */
$ = { 00460069006c006500560065007200730069006f006e[1-8]00310038002e0034002e0033003800390031002e0030 } /* FileVersion */
$ = { 00500072006f006400750063007400560065007200730069006f006e[1-8]00310038002e0034002e0033003800390031002e0030 } /* ProductVersion */
$ = { 0049006e007400650072006e0061006c004e0061006d0065[1-8]006100730077004100720050006f0074002e007300790073 } /* InternalName aswArPotsys */
$ = { 00500072006f0064007500630074004e0061006d0065[1-8]0041007600610073007400200041006e00740069007600690072007500730020 } /* ProductName AvastAntivirus */
$ = { 004f0072006900670069006e0061006c00460069006c0065006e0061006d0065[1-8]006100730077004100720050006f0074002e007300790073 } /* OriginalFilename aswArPotsys */
$ = { 004c006500670061006c0043006f0070007900720069006700680074[1-8]0043006f007000790072006900670068007400200028006300290020003200300031003800200041005600410053005400200053006f006600740077006100720065 } /* LegalCopyright CopyrightcAVASTSoftware */
condition:
uint16(0) == 0x5a4d and filesize < 200KB and all of them and not filename matches /aswArPot/i and not filename matches /avgArPot/i