16 lines
1007 B
Plaintext
16 lines
1007 B
Plaintext
|
|
rule TrojanDownloader_O97M_Obfuse_LOP_MTB{
|
|
meta:
|
|
description = "TrojanDownloader:O97M/Obfuse.LOP!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,06 00 06 00 06 00 00 "
|
|
|
|
strings :
|
|
$a_03_0 = {26 20 43 68 72 28 43 49 6e 74 28 53 68 65 65 74 73 28 22 [0-15] 22 29 2e 43 65 6c 6c 73 28 [0-03] 2c 20 [0-01] 29 2e 56 61 6c 75 65 20 26 20 4d 69 64 28 [0-10] 2c 20 [0-10] 2c 20 [0-02] 29 29 20 2d 20 [0-02] 29 } //1
|
|
$a_03_1 = {3d 20 53 68 65 65 74 73 28 22 [0-15] 22 29 2e 43 65 6c 6c 73 28 [0-03] 2c 20 [0-01] 29 2e 56 61 6c 75 65 } //1
|
|
$a_01_2 = {53 68 65 6c 6c 20 } //1 Shell
|
|
$a_01_3 = {47 6f 54 6f 20 } //1 GoTo
|
|
$a_03_4 = {45 6e 64 20 49 66 90 0c 02 00 45 6e 64 20 53 75 62 } //1
|
|
$a_03_5 = {50 72 69 76 61 74 65 20 53 75 62 20 [0-09] 28 29 90 0c 02 00 44 69 6d 20 [0-10] 20 41 73 20 4c 6f 6e 67 3a 20 44 69 6d 20 [0-12] 20 41 73 20 53 74 72 69 6e 67 3a 20 [0-12] 20 3d 20 31 } //1
|
|
condition:
|
|
((#a_03_0 & 1)*1+(#a_03_1 & 1)*1+(#a_01_2 & 1)*1+(#a_01_3 & 1)*1+(#a_03_4 & 1)*1+(#a_03_5 & 1)*1) >=6
|
|
|
|
} |