rule Backdoor_BAT_SpyGate_AAHU_MTB{ meta: description = "Backdoor:BAT/SpyGate.AAHU!MTB,SIGNATURE_TYPE_PEHSTR_EXT,05 00 05 00 02 00 00 04 00 " strings : $a_03_0 = {72 01 00 00 70 0b 07 72 46 0d 01 70 72 4a 0d 01 70 6f 90 01 01 00 00 0a 0c 08 28 90 01 01 00 00 0a 13 04 11 04 28 90 01 01 00 00 0a 0d 09 28 90 01 01 00 00 0a 0a 06 14 90 00 } //01 00 $a_01_1 = {46 72 6f 6d 42 61 73 65 36 34 53 74 72 69 6e 67 } //00 00 FromBase64String condition: any of ($a_*) }