diff --git a/w3af/plugins/crawl/find_backdoors/web_shells.txt b/w3af/plugins/crawl/find_backdoors/web_shells.txt
index c573363d76..7ec0acbac0 100644
--- a/w3af/plugins/crawl/find_backdoors/web_shells.txt
+++ b/w3af/plugins/crawl/find_backdoors/web_shells.txt
@@ -187,7 +187,6 @@ w02.asp
 3802.php
 w01.asp
 404.php
-菜刀jsp修改.jsp
 ice.jsp
 w.jspx
 ice.cfm
@@ -198,7 +197,6 @@ cutstomize.asp
 w02.php
 w.jsp
 w01.php
-toby57解析加密一句话木马.php
 sqzr.php
 guo.php
 customize.asmx
@@ -214,25 +212,15 @@ w03.jsp
 w02.jsp
 tie01.asp
 w.php
-强悍.php
 guest.jsp
 ice.asp
 w-ob_start01.php
 hkmjj.asp
-说明.log
 w_2016-05-25.php
 p.php
 w-ob_start02.php
 customize.ashx
-Aspx设置权限.ccc
 phpspy2011.ccc
-扫描端口_php.ccc
-asp目录写权限检测.ccc
-PHP批量挂马.ccc
-Aspx文件搜索.ccc
-php端口转向.ccc
-ASP读终端端口.ccc
-php_HTTP代理.ccc
 telnet.pl
 ka0tic.pl
 rcpexp.pl
@@ -264,12 +252,8 @@ as.ashx
 con2.aspx
 icesword.aspx
 2013110125222650.aspx
-aspx下嗅探工具websniff1.0-linux.aspx
 ASPXspy2.aspx
-Aspx一句话木马小集.aspx
-ASPX一句话
 wso.aspx
-aspx变形一句话.aspx
 wooyun2015052301.aspx
 AspxSpy2014Final.aspx
 Customize.cs
@@ -320,28 +304,23 @@ spexec.aspx
 filesystembrowser.aspx
 fileupload.aspx
 bypass-iisuser-p.asp
-r00ts无FSO组建大马.asp
 con2.asp
 1d.asp
 bypass-waf.asp
 EFSO_2.asp
 xslt.asp
 Inderxer.asp
-不灭之魂.asp
 ajn.asp
 use-html-annotator-bypass.asp
-cmd提权马.asp
 utf7-bypass.asp
 webshell.asp
 execute-session.asp
 create-activex-object.asp
 404.asp
-不带引号的Asp一句话.asp
 vbencode-bypass.asp
 glorysday.asp
 Ajan.asp
 bypass-all.asp
-Cmd支持管理员登陆的webshell.asp
 shell.asp
 good_1.asp
 klasvayv.asp
@@ -352,7 +331,6 @@ xx.asp
 mumaasp.com.asp
 2013110125027897.asp
 class-terminate.asp
-Asp最新变形一句话.asp
 CyberSpy5.Asp
 cpanel.asp
 grasp.asp
@@ -363,12 +341,8 @@ bypass_safedog_03.asp
 base.asp
 bypass_safedog_01.asp
 RemExp.asp
-vps提权马.asp
-明文版.asp
-加密版.asp
 shell_decoded.asp
 shell.asp
-解包unpack.vbs
 radhat.asp
 jw.jspx
 jjw.jspx
@@ -464,24 +438,16 @@ up_win32.jsp
 up.jsp
 jspShell.jsp
 list.jsp
-sniffer--aspx的嗅探工具.aspx
-1----环境检测功能非常不错.aspx
-脱裤4ngle.aspx
 01.aspx
-干净清爽的大马，不怎么好用.aspx
 aspx.aspx
 1.aspx
-Aspx（免杀）.aspx
 11.aspx
 view.aspx
 aspxspy.aspx
 1.aspx
 aspxspy.aspx
-一句话.doc
 01.asp
-mssql在线管理.asp
 1.asp
-修改属性.asp
 01.aspx
 wt.asp
 finaly.aspx
@@ -492,16 +458,11 @@ cscript.exe
 unpack.vbs
 dabao.asp
 indexx.asp
-php一句话后门.TXT
 moon.php
 s-u.php
 2.php
 zip.php
 WebShell.cgi
-从注册表中读存在路径.aspx
-很好用的扫可读可写目录asp脚本xwdir.asp
-菊花聊天室.asp
-菊花聊天室.php
 test3693.war
 mycode12.cfm
 xl.cfm
@@ -527,9 +488,7 @@ zs.war
 icesword.war
 sshback-v0.1.tar.gz
 ACat-src.zip
-ACat-附数据库驱动-jdk1.5.jar
 ACat.jar
-ACat-附数据库驱动.jar
 ACat_jdk1.5.jar
 Utils.java
 config.aar
@@ -547,32 +506,13 @@ devilzShell.cgi
 devilzShell.aspx
 devilzShell.php
 devilzShell.asp
-非常牛逼的Jsp大马.jsp
-国外免杀php大马.php
-【批量下载】银河舰队大马_2014版等.zip
-传说中的草泥马4.0.asp
-aspx经典大马.aspx
-asp小马.asp
-法克僵尸大马.asp
-不灭之魂2013改进版本.asp
-牛逼免杀提权隐藏大马.asp
-拿站小助手-经典Asp小马.asp
-国外免杀PHP大马_未翻译.php
-免杀php大马.php
-银河舰队大马_2014版.asp
-土司搞基asp大马.asp
 DOC_ZIBSZXBIEG.php
 aspmuma.asp
-星外虚拟机提权专用asp大马.asp
-银河舰队大马_2012版.asp
-不灭之魂2014改进版本.asp
-php版iisspy.php
 wso2.5.1.php
 webshell-123.php
 xiaom.php
 array_intersect_uassoc-filename-last-char-must-be-r.php
 aioshell.php
-非常规的pHp一句话木马.php
 gif.php
 5678.php
 itsec.php
@@ -588,20 +528,14 @@ xw.php
 forward_static_call_array-referer-ass.php
 shell.php
 zone_hackbar_other.php
-一句话2015-06-10-01.php
 cvwfzthj.php
 tk_dencode_1.php
 array_intersect_ukey-cookie-ass.php
-一句话2015-06-10-02.php
 admine21_decode.php
 webshell-cnseay-x.php
-牛X的pHp一句话.php
-一句话2015-06-10-03.php
 2011.php
-极其隐蔽的pHp小马穿插在正常页面中.php
 wloymzuk.php
 bypass-waf-2015-06-16-01.php
-不带引号的pHp一句话.php
 xslt.php
 array_udiff_assoc.php
 silic.php
@@ -617,7 +551,6 @@ ghost_source.php
 test.php
 webshell-cnseay02-1.php
 other.php
-过各大杀软的pHp一句话.php
 php_niu_2.php
 array_intersect_ukey.php
 bypass-dog-2020-01-30.php
@@ -626,25 +559,18 @@ array_intersect_uassoc-headers-accept-r.php
 gzismexv.php
 zone_hackbar_beutify.php
 other-decode.php
-某变异pHp一句话木马.php
-国外某论坛不含Get,Post的pHp一句话.php
-mof提权带回显带清楚命令版本.php
 session91.php
 bat.php
 lnc.php
-PHP简单小马源码.php
 pass-waf-2014-10-19.php
 no2.php
 w.php
 fbi.php
 general.php
-pHp一句话扫描脚本程序.php
 supers.php
 bat_2.7.php
 icesword.php
-angel大马.php
 tk.php
-一个过安全狗的pHp一句话.php
 wsb.pl
 idc.php
 v4xGus6X.php
@@ -735,8 +661,6 @@ SaiProbe_v1.0.php
 2014phpspy.php
 phpspy_2005_full.php
 2009lite.php
-2013未加密.php
-2013加密.php
 2011.php
 2009mssql.php
 phpspy2010.php
@@ -755,12 +679,9 @@ phpkitcli.py
 odd.php
 wpes-v0.2.php
 pas.php
-mysql数据库脱单个表.jsp
 tuo.aspx
 mysql_1.php
-脱mysql数据库.jsp
 MSSQL.asp
-oracle脱裤脚本.jsp
 system.jsp
 CmdServlet.java
 ListServlet.java
@@ -806,7 +727,6 @@ php_custom_spy_for_mysql.php
 php_create_function.php
 test.jsp
 123.jsp
-JSP菜刀一句话木马.jsp
 ha.jsp
 JspSpy.jsp
 CaiDao-Webshell-Password-LandGrey.jsp
@@ -817,7 +737,6 @@ k81.jsp
 jshell.jsp
 tree.jsp
 customize.jsp
-indexop.jsp.上传.jsp
 yijuhua.jsp
 pb.jsp
 jsp-reverse.jsp
@@ -844,7 +763,6 @@ a.jsp
 jfolder01.jsp
 css.jsp
 warn.jsp
-新型JSP小马支持上传任意格式文件.jsp
 xx.jsp
 myxx.jsp
 2.jsp
@@ -869,7 +787,6 @@ IXRbE.jsp
 jsp_File_browser.jsp
 201.jsp
 ver007.jsp
-JSP一句话
 zx.jsp
 zend.jsp
 sys3.jsp
@@ -891,7 +808,6 @@ x7.jsp
 403.jsp
 queryDong.jsp
 shell.jsp
-system1.jsp.上传.jsp
 JspSpyJDK5.jsp
 ma.jsp
 x.jsp
@@ -932,9 +848,6 @@ netspy.jsp
 Browser.jsp
 2.jsp
 1.jsp
-菜刀jsp脚本无压缩版.jsp
-菜刀jsp脚本文明版.jsp
-菜刀jsp脚本更新版.jsp
 Chropper.java
 Jspspyweb.jsp
 JspSpy.jsp
@@ -988,7 +901,6 @@ Customize.jsp
 jsp-reverse.jsp
 minupload.jsp
 cmdjsp.jsp
-JSP无组件实现WEB上传.rar
 jspspy.jsp
 download.jsp
 thx.jsp