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https://github.com/roadwy/DefenderYara
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roadwy
13 lines
597 B
Plaintext
13 lines
597 B
Plaintext
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rule Exploit_Linux_DirtyPipe_A{
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meta:
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description = "Exploit:Linux/DirtyPipe.A,SIGNATURE_TYPE_ELFHSTR_EXT,05 00 05 00 03 00 00 "
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strings :
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$a_00_0 = {5b 2b 5d 20 70 6f 70 70 69 6e 67 20 72 6f 6f 74 20 73 68 65 6c 6c 2e 2e } //5 [+] popping root shell..
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$a_00_1 = {5b 2b 5d 20 68 69 6a 61 63 6b 69 6e 67 20 73 75 69 64 20 62 69 6e 61 72 79 2e 2e } //5 [+] hijacking suid binary..
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$a_00_2 = {5b 2b 5d 20 64 72 6f 70 70 69 6e 67 20 73 75 69 64 20 73 68 65 6c 6c 2e 2e } //5 [+] dropping suid shell..
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condition:
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((#a_00_0 & 1)*5+(#a_00_1 & 1)*5+(#a_00_2 & 1)*5) >=5
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} |