Postings by Grinler at BleepingComputer:
ComboFix is now live, clean, and available to download from its normal links.
On a question whether Combofix would deal with the Sality infection:
I would avoid ComboFix until you have confirmed your computer is not infected with Sality. Ironically, CF will quarantine Sality infected files, other than OS files, if they are found.
About the version I downloaded from BleepingComputer about an half hour ago: