rule TrojanDownloader_O97M_Donoff_CV{ meta: description = "TrojanDownloader:O97M/Donoff.CV,SIGNATURE_TYPE_MACROHSTR_EXT,0d 00 0d 00 05 00 00 02 00 " strings : $a_01_0 = {3d 20 22 4a 53 63 72 22 } //03 00 $a_01_1 = {3d 20 22 72 6f 6c 2e 53 63 22 } //02 00 $a_01_2 = {29 20 26 20 41 72 72 61 79 28 22 } //02 00 $a_01_3 = {2e 41 64 64 43 6f 64 65 20 28 } //04 00 $a_01_4 = {3d 20 41 72 72 61 79 28 22 41 44 4f 44 22 2c } //00 00 $a_00_5 = {5d 04 00 00 47 } //95 03 condition: any of ($a_*) }