DefenderYara/TrojanDownloader/O97M/Donoff/TrojanDownloader_O97M_Donof...

14 lines
766 B
Plaintext

rule TrojanDownloader_O97M_Donoff_HZA_MTB{
meta:
description = "TrojanDownloader:O97M/Donoff.HZA!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,04 00 04 00 04 00 00 "
strings :
$a_01_0 = {43 3a 5c 55 73 65 72 73 5c 50 75 62 6c 69 63 5c 69 75 71 32 34 2e 76 62 73 } //1 C:\Users\Public\iuq24.vbs
$a_01_1 = {43 3a 5c 55 73 65 72 73 5c 50 75 62 6c 69 63 5c 71 6e 6e 34 35 35 2e 74 78 74 } //1 C:\Users\Public\qnn455.txt
$a_01_2 = {43 72 65 61 74 65 4f 62 6a 65 63 74 28 22 57 53 63 72 69 70 74 2e 53 68 65 6c 6c 22 29 } //1 CreateObject("WScript.Shell")
$a_01_3 = {45 78 63 65 6c 5c 53 65 63 75 72 69 74 79 5c 56 42 41 57 61 72 6e 69 6e 67 73 } //1 Excel\Security\VBAWarnings
condition:
((#a_01_0 & 1)*1+(#a_01_1 & 1)*1+(#a_01_2 & 1)*1+(#a_01_3 & 1)*1) >=4
}