DefenderYara/TrojanDownloader/O97M/Obfuse/TrojanDownloader_O97M_Obfus...

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rule TrojanDownloader_O97M_Obfuse_ZM_MTB{
meta:
description = "TrojanDownloader:O97M/Obfuse.ZM!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,06 00 06 00 06 00 00 "
strings :
$a_01_0 = {3c 68 74 6d 6c 3e 3c 62 6f 64 79 3e 3c 64 69 76 20 69 64 3d 27 63 6f 6e 74 65 6e 74 27 3e 66 54 74 6c 63 32 39 73 59 79 35 } //1 <html><body><div id='content'>fTtlc29sYy5
$a_03_1 = {3d 20 53 74 72 52 65 76 65 72 73 65 28 22 61 74 68 2e [0-1e] 5c 61 74 61 64 6d 61 72 67 6f 72 70 5c 3a 63 20 65 78 65 2e 72 65 72 6f 6c 70 78 65 5c 73 77 6f 64 6e 69 77 5c 3a 63 22 29 } //1
$a_01_2 = {50 75 62 6c 69 63 20 53 75 62 20 62 75 74 74 6f 6e 31 5f 43 6c 69 63 6b 28 29 } //1 Public Sub button1_Click()
$a_01_3 = {3d 20 47 65 74 4f 62 6a 65 63 74 28 22 77 69 6e 6d 67 6d 74 73 3a 72 6f 6f 74 5c 63 69 6d 76 32 3a 57 69 6e 33 32 5f 50 72 6f 63 65 73 73 22 29 } //1 = GetObject("winmgmts:root\cimv2:Win32_Process")
$a_03_4 = {2e 43 72 65 61 74 65 20 70 28 [0-05] 29 } //1
$a_03_5 = {3d 20 53 70 6c 69 74 28 70 28 66 72 6d 2e [0-05] 29 2c 20 22 20 22 29 } //1
condition:
((#a_01_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
}