From http://red.boot-land.net/mbrwhisky.html
MBRWhisky in the 7z archive is flagged as UnclassifieMalware@19494341
It was mentionned here by Ronny as a good tool
https://forums.comodo.com/beta_corner_ctm/ctm_vs_mbr_attacking_malware-t47062.0.html;msg349569#msg349569
it looks like a false positive based on mbr code since it is recommended by good sources i doubt it is offensive.
From virustotal :
File MBRWHISKY.EXE 8/41 (19.51%)http://www.virustotal.com/en/analisis/be4c265cfd08214eb8fea39f70ec7be61d49378a16743698df43015e4ea13b82-1255104064
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