Here's the system snapshot:
(I also tried to remove the malware again-to no avail.)
Malwarebytes Anti-Malware for Mac 1.0.2.8 system report - Tuesday, August 25, 2015 @ 7:09:44 PM
Mac OS X version 10.7.5
19:09 up 4:22, 1 user, load averages: 1.30 1.16 1.38
Safari extensions
---------------
None
Chrome extensions
---------------
None
Firefox extensions
---------------
/Users/ruthannnicholls/Library/Application Support/Firefox/Profiles/o1trgsje.default/extensions/amznUWL2@amazon.com.xpi
Name: Add to Amazon Wish List Button
Modified: Friday, May 29, 2015 @ 8:25:18 PM
/Users/ruthannnicholls/Library/Application Support/Firefox/Profiles/o1trgsje.default/extensions/{3e0e7d2a-070f-4a47-b019-9 1fe5385ba79}
Name: [name not found in install.rdf]
Modified: Saturday, May 30, 2015 @ 5:56:24 PM
Login items
---------------
iTunesHelper, Dropbox, TorBrowser, HP IO Classic Proxy, HP Scheduler
Startup items
---------------
total 0
drwxr-xr-x 4 root wheel 136 Dec 27 2008 RetroRun
drwxr-xr-x@ 6 root wheel 204 Dec 27 2008 WDBMService
System startup items
---------------
None
User launch agents
---------------
total 64
-rw-r--r--@ 1 ruthannnicholls admin 6148 Mar 24 14:14 .DS_Store
-rw-r--r-- 1 ruthannnicholls admin 443 Dec 20 2013 com.Wondershare.TunesGoWatchDemo.plist
-rw-r--r-- 1 ruthannnicholls admin 603 Feb 22 2015 com.adobe.ARM.202f4087f2bbde52e3ac2df389f53a4f123223c9cc56a8fd83a6f7ae.plist
-rw-r--r-- 1 ruthannnicholls admin 609 Feb 24 2014 com.adobe.ARM.82b60eb7d56c3a399b68a4aed6529847d61b16568fc56ea3a2dc25da.plist
-rw------- 1 ruthannnicholls ruthannnicholls 822 Dec 27 2010 com.apple.SafariBookmarksSyncer.plist
-r--r--r-- 1 ruthannnicholls admin 482 Mar 24 10:41 com.citrixonline.GoToMeeting.G2MUpdate.plist
-rw-r--r--@ 1 ruthannnicholls admin 812 Aug 5 10:08 com.google.keystone.agent.plist
System launch agents
---------------
None
System launch daemons
---------------
None
Third-party kernel extensions
---------------
None
launchd.conf contents
---------------
None
DNS settings
---------------
Server: 192.168.1.1
Hosts file
---------------
##
# Host Database
#
# localhost is used to configure the loopback interface
# when the system is booting. Do not change this entry.
##
127.0.0.1 localhost
255.255.255.255 broadcasthost
::1 localhost
fe80::1%lo0 localhost
Scan log
---------------
2015-08-25 14:40:37: ----- Scan Started -----
2015-08-25 14:40:37: Scanning with signatures version 11
2015-08-25 14:40:44: Adware.Conduit : /Users/ruthannnicholls/Library/Application Support/Firefox/Profiles/o1trgsje.default/extensions/{6ec74131-08b2-4f67-a9bc-5 914ef1edb97}
2015-08-25 14:42:20: ----- Scan Ended -----
2015-08-25 14:43:21: +++++ Attempting to remove adware +++++
2015-08-25 14:43:21: /Users/ruthannnicholls/Library/Application Support/Firefox/Profiles/o1trgsje.default/extensions/{6ec74131-08b2-4f67-a9bc-5 914ef1edb97}
2015-08-25 14:43:21: +++++ File removal complete +++++