16 lines
843 B
Plaintext
16 lines
843 B
Plaintext
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rule TrojanDownloader_O97M_Ursnif_AP_MTB{
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meta:
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description = "TrojanDownloader:O97M/Ursnif.AP!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,06 00 06 00 06 00 00 "
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strings :
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$a_01_0 = {3d 20 43 68 72 28 31 33 20 2b 20 32 20 2b 20 35 30 20 2b 20 34 39 20 2b 20 31 29 20 2b 20 22 68 65 6c 6c 22 } //1 = Chr(13 + 2 + 50 + 49 + 1) + "hell"
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$a_03_1 = {2e 43 6f 6e 74 72 6f 6c 73 28 4c 65 6e 28 22 [0-02] 22 29 29 2e 56 61 6c 75 65 } //1
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$a_03_2 = {4f 70 65 6e 20 54 72 69 6d 28 [0-50] 29 20 46 6f 72 20 4f 75 74 70 75 74 20 41 73 20 23 } //1
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$a_03_3 = {50 72 69 6e 74 20 23 ?? 2c 20 54 72 69 6d 28 } //1
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$a_01_4 = {2e 54 65 78 74 } //1 .Text
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$a_01_5 = {53 75 62 20 41 75 74 6f 4f 70 65 6e 28 29 } //1 Sub AutoOpen()
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condition:
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((#a_01_0 & 1)*1+(#a_03_1 & 1)*1+(#a_03_2 & 1)*1+(#a_03_3 & 1)*1+(#a_01_4 & 1)*1+(#a_01_5 & 1)*1) >=6
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} |