17 lines
669 B
Plaintext
17 lines
669 B
Plaintext
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rule TrojanDownloader_Linux_Revir_B{
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meta:
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description = "TrojanDownloader:Linux/Revir.B,SIGNATURE_TYPE_MACHOHSTR_EXT,09 00 08 00 07 00 00 "
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strings :
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$a_01_0 = {2e 6a 70 67 } //1 .jpg
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$a_01_1 = {2e 70 64 66 } //1 .pdf
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$a_00_2 = {73 74 61 72 74 21 } //1 start!
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$a_01_3 = {2f 74 6d 70 2f } //1 /tmp/
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$a_01_4 = {6f 70 65 6e 20 73 65 6c 66 } //1 open self
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$a_03_5 = {c7 44 24 04 ff 01 00 00 [0-10] 89 04 24 e8 ?? ?? 00 00 c7 04 24 } //5
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$a_01_6 = {01 ff 7e a3 ab 78 48 00 00 41 38 76 1e f4 48 00 01 39 } //5
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condition:
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((#a_01_0 & 1)*1+(#a_01_1 & 1)*1+(#a_00_2 & 1)*1+(#a_01_3 & 1)*1+(#a_01_4 & 1)*1+(#a_03_5 & 1)*5+(#a_01_6 & 1)*5) >=8
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} |