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Added signature to detect UPX-compressed files

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1 parent 8479df2 commit cc1d7e40971363dbdfef0d46b39d582e904cd1c8 @mboman mboman committed Aug 15, 2012
Showing with 32 additions and 0 deletions.
  1. +32 −0 modules/signatures/upx_compressed.py
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32 modules/signatures/upx_compressed.py
@@ -0,0 +1,32 @@
+# Copyright (C) 2012 Michael Boman (@mboman)
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+from lib.cuckoo.common.abstracts import Signature
+
+class UPXCompressed(Signature):
+ name = "upx_compressed"
+ description = "The executable is compressed using UPX"
+ severity = 2
+ categories = ["packers"]
+ authors = ["Michael Boman"]
+ minimum = "0.4"
+
+ def run(self, results):
+ for pe_section in results["static"]["pe_sections"]:
+ if pe_section["name"].startswith("UPX"):
+ self.data.append({"pe_section" : pe_section})
+ return True
+
+ return False

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