From what I've read, all sorts of handguns were used. Supposedly, captured Makarovs were quite prized not only because of their rarity but because of their fairly mild report when fired in confined spaces.
Smith, and Wesson, and Me. -H. Callahan
Well waddaya know, one buwwet weft! -E. Fudd
All bad precedents begin as justifiable measures. -J. Caesar