rule Adware_MacOS_Pirrit_G{ meta: description = "Adware:MacOS/Pirrit.G,SIGNATURE_TYPE_MACHOHSTR_EXT,03 00 03 00 03 00 00 01 00 " strings : $a_01_0 = {64 52 39 79 6a 76 } //01 00 dR9yjv $a_01_1 = {45 49 52 42 52 43 70 } //01 00 EIRBRCp $a_01_2 = {37 3e 7a 34 5d 40 } //00 00 7>z4]@ condition: any of ($a_*) }