DefenderYara/TrojanDownloader/O97M/Obfusmacro/TrojanDownloader_O97M_Obfus...

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2024-02-05 06:12:47 -08:00
rule TrojanDownloader_O97M_Obfusmacro_AR_MTB{
meta:
description = "TrojanDownloader:O97M/Obfusmacro.AR!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,03 00 03 00 03 00 00 01 00 "
strings :
$a_03_0 = {3d 20 43 72 65 61 74 65 4f 62 6a 65 63 74 28 90 02 2f 28 22 77 51 41 23 69 6e 6d 51 41 23 67 6d 51 41 23 74 73 51 41 23 3a 51 41 23 57 51 41 23 69 6e 51 41 23 33 51 41 23 32 51 41 23 5f 51 41 23 50 72 51 41 23 6f 51 41 23 51 41 23 63 65 51 41 23 73 51 41 23 73 22 29 29 90 00 } //01 00
$a_01_1 = {52 65 70 6c 61 63 65 28 22 21 21 51 21 21 21 21 21 21 41 21 21 21 21 21 21 21 21 21 21 23 22 2c 20 22 21 22 2c 20 22 22 29 2c 20 22 22 29 } //01 00
$a_03_2 = {54 68 69 73 44 6f 63 75 6d 65 6e 74 2e 90 02 14 29 20 2b 90 00 } //00 00
condition:
any of ($a_*)
}