16 lines
1.4 KiB
Plaintext
16 lines
1.4 KiB
Plaintext
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rule TrojanDownloader_O97M_Obfuse_DB{
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meta:
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description = "TrojanDownloader:O97M/Obfuse.DB,SIGNATURE_TYPE_MACROHSTR_EXT,0c 00 0c 00 06 00 00 "
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strings :
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$a_01_0 = {53 75 62 20 61 75 74 6f 6f 70 65 6e 28 29 } //1 Sub autoopen()
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$a_01_1 = {47 65 74 4f 62 6a 65 63 74 28 22 77 69 6e 6d 67 6d 74 73 3a 57 69 6e 33 32 5f 50 72 6f 63 65 73 73 22 29 } //1 GetObject("winmgmts:Win32_Process")
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$a_02_2 = {43 68 72 28 [0-20] 20 2b 20 [0-20] 20 2b 20 4b 65 79 43 6f 64 65 43 6f 6e 73 74 61 6e 74 73 40 2e 76 62 4b 65 79 50 20 2b 20 [0-40] 29 20 2b 20 } //10
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$a_02_3 = {43 44 62 6c 28 [0-10] 29 20 2b 20 [0-10] 20 2a 20 43 68 72 42 28 [0-10] 29 20 2a 20 28 [0-10] 20 2a 20 43 44 61 74 65 28 [0-10] 20 2a 20 52 6f 75 6e 64 28 [0-10] 20 2b 20 43 68 72 28 [0-10] 29 29 29 20 2b 20 [0-10] 20 2d 20 43 53 6e 67 28 [0-10] 20 2f 20 [0-10] 29 29 29 [0-10] 2e 53 68 6f 77 57 69 6e 64 6f 77 20 3d 20 90 10 07 00 20 2d 20 90 10 07 00 } //10
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$a_02_4 = {2e 43 72 65 61 74 65 20 [0-10] 20 2b 20 [0-10] 20 2b 20 [0-10] 20 2b 20 [0-10] 20 2b 20 [0-10] 20 2b 20 [0-10] 20 2b 20 [0-10] 2c 20 [0-10] 2c 20 [0-10] 2c 20 70 72 6f 63 65 73 73 69 64 } //10
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$a_02_5 = {2e 43 72 65 61 74 65 20 [0-60] 20 2b 20 [0-60] 2c 20 4e 75 6c 6c 2c 20 [0-10] 2c 20 70 72 6f 63 65 73 73 69 64 } //10
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condition:
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((#a_01_0 & 1)*1+(#a_01_1 & 1)*1+(#a_02_2 & 1)*10+(#a_02_3 & 1)*10+(#a_02_4 & 1)*10+(#a_02_5 & 1)*10) >=12
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} |