Malware on site not detected? Virtool.PHP.C99Shell.G?

See: https://www.virustotal.com/nl/url/ae000132cb7ce2f81b654d0782a21d37dc4320668d8370a6aed25a2de65dfefa/analysis/1390062447/
Site with warnings and WP version outdated: http://sitecheck.sucuri.net/results/amrutahospitals.com
Wordpress internal path: /home/amrutaho/public_html/wp-content/themes/amrutaa/index.php
Malware detected: http://maldb.com/amrutahospitals.com/# blacklisted mw: http://labs.sucuri.net/db/malware/malware-entry-mwblacklisted35
nProtectVirtool.PHP.C99Shell.G
EmsisoftVirtool.PHP.C99Shell.G (B)
MicroWorld-eScanVirtool.PHP.C99Shell.G
F-SecureVirtool.PHP.C99Shell.G
GDataVirtool.PHP.C99Shell.G
BitDefenderVirtool.PHP.C99Shell.G

This is not helping secure hosting: http://sameid.net/ip/192.185.72.109/
Given clean here: http://quttera.com/detailed_report/amrutahospitals.com

Code hick-up: wXw.amrutahospitals.com/wp-content/plugins/jquery-lightbox-balupton-edition/scripts/jquery.lightbox.min.js?ver=1.4.9 benign
[nothing detected] (script) wXw.amrutahospitals.com/wp-content/plugins/jquery-lightbox-balupton-edition/scripts/jquery.lightbox.min.js?ver=1.4.9
status: (referer=amrutahospitals dot com/)saved 23679 bytes 5f2e89cd94e7c9f147c6d8129a393b22cf568403
info: [img] wXw.amrutahospitals.com/wp-content/plugins/jquery-lightbox-balupton-edition/scripts/
info: [decodingLevel=0] found JavaScript
error: undefined variable jQuery
error: undefined variable b.fn
error: line:1: SyntaxError: missing ; before statement:
error: line:1: var b.fn = 1;
error: line:1: …^
suspicious:

pol

Still viral and detected here: http://killmalware.com/garage-sale-pricing.com/
Does Avast detect this as PHP:C99Shell-F [Trj]?

polonus