18 lines
1012 B
Plaintext
18 lines
1012 B
Plaintext
|
|
rule TrojanDownloader_O97M_Obfuse_JB_MTB{
|
|
meta:
|
|
description = "TrojanDownloader:O97M/Obfuse.JB!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,08 00 08 00 08 00 00 "
|
|
|
|
strings :
|
|
$a_01_0 = {3d 20 4d 73 67 42 6f 78 28 22 45 72 72 6f 72 3a 22 20 26 20 76 62 43 72 4c 66 20 26 20 22 43 6f 6e 74 65 6e 74 20 6e 6f 74 20 61 76 61 69 6c 61 62 6c 65 22 29 } //1 = MsgBox("Error:" & vbCrLf & "Content not available")
|
|
$a_03_1 = {2e 54 65 78 74 42 6f 78 [0-01] 2e 54 65 78 74 } //1
|
|
$a_01_2 = {3d 20 22 4e 65 77 4d 61 63 72 6f 73 31 22 } //1 = "NewMacros1"
|
|
$a_03_3 = {3d 20 47 65 74 54 69 63 6b 43 6f 75 6e 74 20 2b 20 28 [0-12] 20 2a 20 31 30 30 30 29 } //1
|
|
$a_03_4 = {3d 20 4d 69 64 28 [0-09] 2c 20 31 2c } //1
|
|
$a_03_5 = {53 68 65 6c 6c [0-10] 20 26 } //1
|
|
$a_01_6 = {4d 6f 64 20 2d } //1 Mod -
|
|
$a_01_7 = {49 66 20 53 65 63 6f 6e 64 28 22 } //1 If Second("
|
|
condition:
|
|
((#a_01_0 & 1)*1+(#a_03_1 & 1)*1+(#a_01_2 & 1)*1+(#a_03_3 & 1)*1+(#a_03_4 & 1)*1+(#a_03_5 & 1)*1+(#a_01_6 & 1)*1+(#a_01_7 & 1)*1) >=8
|
|
|
|
} |