15 lines
779 B
Plaintext
15 lines
779 B
Plaintext
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rule TrojanDownloader_O97M_Emotet_TW_MTB{
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meta:
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description = "TrojanDownloader:O97M/Emotet.TW!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,05 00 05 00 05 00 00 "
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strings :
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$a_03_0 = {44 6f 20 57 68 69 6c 65 20 [0-20] 2e 43 72 65 61 74 65 28 [0-18] 20 26 20 90 05 0f 06 41 2d 5a 61 2d 7a 2c } //1
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$a_03_1 = {3d 20 53 70 6c 69 74 28 [0-20] 20 2b 20 4c 54 72 69 6d 28 4c 54 72 69 6d 28 [0-10] 29 29 2c } //1
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$a_03_2 = {4c 6f 6f 70 90 0c 02 00 [0-20] 2e 20 5f 90 0c 02 00 73 68 6f 77 77 69 6e 64 6f 77 20 3d 20 46 61 6c 73 65 } //1
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$a_01_3 = {2b 20 43 68 72 57 28 77 64 4b 65 79 53 29 20 2b } //1 + ChrW(wdKeyS) +
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$a_03_4 = {4a 6f 69 6e 28 [0-20] 2c 20 22 22 29 } //1
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condition:
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((#a_03_0 & 1)*1+(#a_03_1 & 1)*1+(#a_03_2 & 1)*1+(#a_01_3 & 1)*1+(#a_03_4 & 1)*1) >=5
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} |