From 9ef314486e5eb603f4bb9573da8f01adca8acdb8 Mon Sep 17 00:00:00 2001
From: Thomas Patzke <thomas.patzke2@thyssenkrupp.com>
Date: Tue, 19 Feb 2019 14:49:06 +0100
Subject: [PATCH] Grep backend escapes +

---
 tools/sigma/backends/misc.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/sigma/backends/misc.py b/tools/sigma/backends/misc.py
index 56cf80b67..a75b999dd 100644
--- a/tools/sigma/backends/misc.py
+++ b/tools/sigma/backends/misc.py
@@ -23,7 +23,7 @@ class GrepBackend(BaseBackend, QuoteCharMixin):
     identifier = "grep"
     active = True
 
-    reEscape = re.compile("([\\|()\[\]{}.^$])")
+    reEscape = re.compile("([\\|()\[\]{}.^$+])")
 
     def generateQuery(self, parsed):
         return "grep -P '^%s'" % self.generateNode(parsed.parsedSearch)