signature-base/yara/apt_venom_linux_rootkit.yar

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2017-01-14 18:38:06 +00:00
/*
Yara Rule Set
Author: Florian Roth
Date: 2017-01-10
Identifier: Venom Rootkit
*/
/* Rule Set ----------------------------------------------------------------- */
rule Venom_Rootkit {
meta:
description = "Venom Linux Rootkit"
license = "https://creativecommons.org/licenses/by-nc/4.0/"
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author = "Florian Roth"
reference = "https://security.web.cern.ch/security/venom.shtml"
date = "2017-01-12"
strings:
$s1 = "%%VENOM%CTRL%MODE%%" ascii fullword
$s2 = "%%VENOM%OK%OK%%" ascii fullword
$s3 = "%%VENOM%WIN%WN%%" ascii fullword
$s4 = "%%VENOM%AUTHENTICATE%%" ascii fullword
$s5 = ". entering interactive shell" ascii fullword
$s6 = ". processing ltun request" ascii fullword
$s7 = ". processing rtun request" ascii fullword
$s8 = ". processing get request" ascii fullword
$s9 = ". processing put request" ascii fullword
$s10 = "venom by mouzone" ascii fullword
$s11 = "justCANTbeSTOPPED" ascii fullword
condition:
filesize < 4000KB and 2 of them
}