14 lines
881 B
Plaintext
14 lines
881 B
Plaintext
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rule TrojanDownloader_O97M_Obfuse_RVAC_MTB{
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meta:
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description = "TrojanDownloader:O97M/Obfuse.RVAC!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,04 00 04 00 04 00 00 01 00 "
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strings :
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$a_01_0 = {3d 20 22 57 53 43 72 69 70 74 2e 73 68 65 6c 6c 22 } //01 00 = "WSCript.shell"
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$a_01_1 = {68 66 66 20 3d 20 43 68 72 28 62 67 66 62 67 20 2d 20 31 31 34 29 } //01 00 hff = Chr(bgfbg - 114)
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$a_03_2 = {68 66 66 28 31 38 31 29 20 26 20 68 66 66 28 90 01 03 29 20 26 20 68 66 66 28 31 38 32 29 20 26 20 68 66 66 28 31 34 36 29 20 26 20 68 66 66 28 31 36 31 29 20 26 20 68 66 66 28 90 01 03 29 20 26 20 68 66 66 28 31 34 36 29 20 26 20 68 66 66 28 90 01 03 29 20 26 20 68 66 66 28 31 39 33 29 20 26 20 68 66 66 28 32 30 38 29 90 00 } //01 00
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$a_03_3 = {2e 52 75 6e 28 90 02 27 2c 20 90 02 1e 29 0d 0a 45 6e 64 20 46 75 6e 63 74 69 6f 6e 90 00 } //00 00
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condition:
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any of ($a_*)
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} |