Decode sourceguardian file

Hello,

Is it possible to decompile this file ?
[confidential]http://s.layer6.net/about.zip[/confidential]

WBR.

Could you try this. [confidential]http://s.layer6.net/about2.zip[/confidential]

Hello,

I didn't try this on Windows. The linux environment:
[root@console /]# php -v
PHP 5.4.16 (cli) (built: Oct 30 2018 19:30:51)
Copyright (c) 1997-2013 The PHP Group
Zend Engine v2.4.0, Copyright (c) 1998-2013 Zend Technologies
with SourceGuardian v11.3, Copyright (c) 2000-2019, by SourceGuardian Ltd.

[root@console /]# php -m
[PHP Modules]
bz2
calendar
Core
ctype
curl
date
dom
ereg
exif
fileinfo
filter
ftp
gd
gettext
gmp
hash
iconv
json
ldap
libxml
mbstring
mhash
mysql
mysqli
mysqlnd
openssl
pcntl
pcre
PDO
pdo_mysql
pdo_sqlite
Phar
posix
radius
readline
Reflection
session
shmop
SimpleXML
snmp
sockets
SourceGuardian
SPL
sqlite3
standard
sysvmsg
sysvsem
sysvshm
tokenizer
wddx
xml
xmlreader
xmlwriter
xsl
zip
zlib

[Zend Modules]
SourceGuardian

[root@console tmp]# ls -la
total 200
drwxr-xr-x 2 root root 23 Aug 7 13:21 .
dr-xr-x--- 1 root root 17 Aug 7 13:21 ..
-rwxr-x--- 1 root root 200926 Aug 7 13:20 about.php

[root@console tmp]# php about.php
PHP Warning: include_once(defaults.php): failed to open stream: No such file or directory in /root/tmp/about.php on line 0
PHP Warning: include_once(): Failed opening 'defaults.php' for inclusion (include_path='.:/usr/share/pear:/usr/share/php') in /root/tmp/about.php on line 0
PHP Fatal error: Call to undefined function my_defaults() in /root/tmp/about.php on line 0

[root@console tmp]# cp $WEBROOT/defaults.php .
[root@console tmp]# php about.php
[root@console tmp]#
Anyway I am attaching link to whole webroot.
[confidential]http://s.layer6.net/webroot.zip[/confidential]