66 lines
1.5 KiB
Text
66 lines
1.5 KiB
Text
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rule stdbot_std : malware linux
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{
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meta:
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author = "@h3x2b <tracker@h3x.eu>"
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description = "Detects STDbot samples - 20161009"
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//Check also:
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//http://tracker.h3x.eu/corpus/760
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//http://tracker.h3x.eu/info/760
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//http://blog.malwaremustdie.org/2016/02/mmd-0052-2016-skidddos-elf-distribution.html
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//http://blog.malwaremustdie.org/2016/04/mmd-0053-2016-bit-about-elfstd-irc-bot.html
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strings:
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$irc_00 = "CONNECT"
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$irc_01 = "NICK"
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$irc_02 = "PING"
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$irc_03 = "JOIN"
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$std_00 = ":>bot +std"
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$std_01 = "PRIVMSG"
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$std_02 = "[STD]Hitting"
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condition:
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//ELF magic
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uint32(0) == 0x464c457f and
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//Contains all of the IRC strings
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all of ($irc_*) and
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//Contains all of the strings
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all of ($std_*)
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}
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rule stdbot_std2 : malware linux
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{
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meta:
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author = "@h3x2b <tracker@h3x.eu>"
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description = "Detects STDbot samples - 20161009"
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//Check also:
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//http://tracker.h3x.eu/corpus/760
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//http://tracker.h3x.eu/info/760
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//http://blog.malwaremustdie.org/2016/04/mmd-0053-2016-bit-about-elfstd-irc-bot.html
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//Samples:
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//fa856be9e8018c3a7d4d2351398192d8 pty
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//80ffb3ad788b73397ce84b1aadf99b tty0
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//d47a5da273175a5971638995146e8056 tty1
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//2c1b9924092130f5c241afcedfb1b198 tty2
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//f6fc2dc7e6fa584186a3ed8bc96932ca tty3
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//b629686b475eeec7c47daa72ec5dffc0 tty4
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//c97f99cdafcef0ac7b484e79ca7ed503 tty5
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strings:
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$std_00 = "shitteru koto dake"
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$std_01 = "nandemo wa shiranai wa yo"
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condition:
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//ELF magic
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uint32(0) == 0x464c457f and
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//Contains all of the strings
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all of ($std_*)
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}
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