Article at NPR suggests the immediate removal of Google Hangouts:
"The messaging app Hangouts instantly processes videos, to keep them ready in the phone's gallery... this setup invites the malware right in. If you're using the phone's default messaging app, he explains, it's "a tiny bit less dangerous." You would have to view the text message before it processes the attachment. But, to be clear, "it does not require in either case for the targeted user to have to play back the media at all," Drake says."
Anonymous commenter at Slashdot suggests modifying the following entry in /system/build.prop:
(Root is required to modify build.prop)