Malware experts from Kaspersky Lab have asked the programming community for help identifying the programming language, compiler or framework that was used to write an important part of the Duqu Trojan. The company has received various suggestions in comments on its blog, that range from F, D, Iron Python, Common LISP, Forth, Erlang, Vala, to more exotic tools like RoseRT. Understanding how a piece of malware was created can offer clues about where to look for it next or the level of resources required for its development.”]