Apache 2.4 Invalid URI in request

[Mon Dec 21 12:32:41.593898 2015] [core:error] [pid 28431] [client 10.193.0.50:49169] AH00126: Invalid URI in request \x8eW\bG\x8dH\xad\x9c\rPs\xa1i4
[Mon Dec 21 12:38:01.855807 2015] [core:error] [pid 28430] [client 10.193.0.155:53357] AH00126: Invalid URI in request (fl\x8f\x05\xae\xa3\r\x924P|F\x9fmY\xa1\x06\xd2\x84~;
[Mon Dec 21 12:41:43.289115 2015] [core:error] [pid 28564] [client 10.193.0.155:53457] AH00126: Invalid URI in request \x16KL\x04\x8bt6\xa4j\xda/\x05\xebd]\x1e\xb1\xd5\xd3\xfc\x87\x10N(\v]vB\xed\xfep\xa6\x03\xe9/\xb7\xb6\xe2k\xa5\xed\x8d\xd1\x89\xa6\x937Y\xbc\xfd
[Mon Dec 21 12:45:39.248666 2015] [core:error] [pid 32334] [client 10.193.0.155:53568] AH00126: Invalid URI in request \x8d\t\x1d\x14\x8a\xdd\x1d\x17\xca\x8aO7E\xfeTX\xef\xb04\xdf0
[Mon Dec 21 12:47:23.138885 2015] [core:error] [pid 25448] [client 10.193.0.155:53589] AH00126: Invalid URI in request \x99"H\x8c\x05\x8d\xad\xefx\x1e<\xa0\x88@f\x03.\xb7\x91\x19\x03D\x8d1\x97\x16A\x1f\xe1S\x9c\xac\x88\xc1T\xd0o\xd2M\xc5 \xc8

SSLPassPhraseDialog exec:/etc/apache2/ssl/sslpass.pl

<IfModule mod_ssl.c>
        <VirtualHost *:443>

        ServerName ******
        ServerAlias ******
        ServerAdmin ******
        DocumentRoot /usr/local/******/htdocs/

        SSLEngine on
        SSLProtocol all -SSLv2
        SSLCipherSuite ALL:!ADH:!EXPORT:!SSLv2:RC4+RSA:+HIGH:+MEDIUM
        SSLCertificateFile /etc/apache2/ssl/server.crt
        SSLCertificateKeyFile /etc/apache2/ssl/server.key
        SSLCertificateChainFile /etc/apache2/ssl/sub.class1.server.ca.pem

        <FilesMatch "\.(cgi|shtml|phtml|php)$">
                SSLOptions +StdEnvVars
        </FilesMatch>

        BrowserMatch "MSIE [2-6]" \
                nokeepalive ssl-unclean-shutdown \
                downgrade-1.0 force-response-1.0
        BrowserMatch "MSIE [17-9]" ssl-unclean-shutdown

        RewriteEngine On
        RewriteRule ^/$ /******/******.pl [R]

        <Directory /usr/local/******/htdocs/>
                Options -Indexes +FollowSymLinks +MultiViews
                AllowOverride All
                Require all granted
        </Directory>

        ScriptAlias /cgi-bin/ /usr/local/******/cgi-bin/
                <Directory "/usr/local/******/cgi-bin/">
                        AllowOverride None
                        Options -Indexes +ExecCGI -MultiViews +SymLinksIfOwnerMatch
                        Require all granted
                        SSLOptions +StdEnvVars
                </Directory>

        ErrorLog ${APACHE_LOG_DIR}/******/error.log
        CustomLog ${APACHE_LOG_DIR}/******/access.log combined

        </VirtualHost>
</IfModule>