30 lines
1.8 KiB
Plaintext
30 lines
1.8 KiB
Plaintext
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rule TrojanDownloader_O97M_Obfuse_PI_MTB{
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meta:
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description = "TrojanDownloader:O97M/Obfuse.PI!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,06 00 06 00 06 00 00 "
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strings :
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$a_03_0 = {3d 20 31 20 54 6f 20 4c 65 6e 28 53 68 65 65 74 73 28 22 [0-10] 22 29 2e 43 65 6c 6c 73 28 [0-14] 29 2e 56 61 6c 75 65 29 20 53 74 65 70 20 32 } //1
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$a_03_1 = {26 20 4d 69 64 28 53 68 65 65 74 73 28 22 [0-10] 22 29 2e 43 65 6c 6c 73 28 [0-10] 29 2e 56 61 6c 75 65 } //1
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$a_03_2 = {2e 43 72 65 61 74 65 20 [0-50] 2c 20 [0-58] 2c 20 [0-45] 2c 20 4e 75 6c 6c } //1
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$a_03_3 = {3d 20 31 20 54 6f 20 4c 65 6e 28 22 [0-76] 22 29 20 53 74 65 70 20 32 } //1
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$a_01_4 = {3d 20 22 22 } //1 = ""
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$a_03_5 = {26 20 4d 69 64 28 22 [0-45] 22 2c 20 [0-38] 29 29 20 2d 20 [0-02] 29 [0-02] 4e 65 78 74 } //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_03_3 & 1)*1+(#a_01_4 & 1)*1+(#a_03_5 & 1)*1) >=6
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}
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rule TrojanDownloader_O97M_Obfuse_PI_MTB_2{
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meta:
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description = "TrojanDownloader:O97M/Obfuse.PI!MTB,SIGNATURE_TYPE_MACROHSTR_EXT,05 00 05 00 05 00 00 "
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strings :
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$a_03_0 = {52 65 70 6c 61 63 65 28 73 64 69 2c 20 22 [0-0a] 22 2c 20 22 22 29 } //1
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$a_03_1 = {41 70 70 6c 69 63 61 74 69 6f 6e 2e 53 74 61 72 74 75 70 50 61 74 68 20 26 20 54 69 69 6f 6e 52 28 22 [0-0a] 5c 2e 2e 5c 2e [0-0a] 2e 22 20 26 20 22 [0-0a] 5c 2e 2e 22 29 } //1
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$a_03_2 = {26 20 54 69 69 6f 6e 52 28 22 6a [0-0a] 73 65 22 29 } //1
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$a_03_3 = {3d 20 54 69 69 6f 6e 52 28 22 77 6d [0-0a] 69 [0-0a] 50 52 4f [0-0a] 43 [0-0a] 45 53 53 20 63 [0-0a] 61 6c 6c 20 63 72 65 [0-0a] 61 74 65 20 22 22 77 [0-0a] 73 63 [0-0a] 72 [0-0a] 69 70 74 20 22 29 } //1
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$a_03_4 = {3d 20 54 69 69 6f 6e 52 28 22 [0-0a] 52 [0-0a] 75 6e 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_03_3 & 1)*1+(#a_03_4 & 1)*1) >=5
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} |