I just scanned the latest no-intsall package of Universal Extractor 1.6 on VirusTotal and it found 5 "threats":
http://www.virustotal.com/analisis/8a2f9ac1c5cbe6bcc4fd540c89b5ffa9
Since they are all in the generic trojan/downloader category I don't think they are true positives but some warning is in order I think.
This is actually one less than the previous version which I have been using for some time:
http://www.virustotal.com/analisis/eb079e49111a092010da496cc8b65f1b