Commit 5fcf7a00 by Marc Rivero López Committed by GitHub

Update APT17

Rules indented correctly
parent d7a5997e
...@@ -2,28 +2,28 @@ ...@@ -2,28 +2,28 @@
This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as long as you use it under this license. This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as long as you use it under this license.
*/ */
rule APT17_Sample_FXSST_DLL { rule APT17_Sample_FXSST_DLL
meta: {
description = "Detects Samples related to APT17 activity - file FXSST.DLL"
author = "Florian Roth" meta:
reference = "https://goo.gl/ZiJyQv" description = "Detects Samples related to APT17 activity - file FXSST.DLL"
date = "2015-05-14" author = "Florian Roth"
hash = "52f1add5ad28dc30f68afda5d41b354533d8bce3" reference = "https://goo.gl/ZiJyQv"
strings: date = "2015-05-14"
$x1 = "Microsoft? Windows? Operating System" fullword wide hash = "52f1add5ad28dc30f68afda5d41b354533d8bce3"
$x2 = "fxsst.dll" fullword ascii
strings:
$y1 = "DllRegisterServer" fullword ascii $x1 = "Microsoft? Windows? Operating System" fullword wide
$y2 = ".cSV" fullword ascii $x2 = "fxsst.dll" fullword ascii
$y1 = "DllRegisterServer" fullword ascii
$s1 = "GetLastActivePopup" $y2 = ".cSV" fullword ascii
$s2 = "Sleep" $s1 = "GetLastActivePopup"
$s3 = "GetModuleFileName" $s2 = "Sleep"
$s4 = "VirtualProtect" $s3 = "GetModuleFileName"
$s5 = "HeapAlloc" $s4 = "VirtualProtect"
$s6 = "GetProcessHeap" $s5 = "HeapAlloc"
$s7 = "GetCommandLine" $s6 = "GetProcessHeap"
condition: $s7 = "GetCommandLine"
uint16(0) == 0x5a4d and filesize < 800KB and condition:
( 1 of ($x*) or all of ($y*) ) and all of ($s*) uint16(0) == 0x5a4d and filesize < 800KB and ( 1 of ($x*) or all of ($y*) ) and all of ($s*)
} }
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