Most of anti virus developer has their own technique and skill to get rid of mal-ware content. Making analysis for the captured mal-ware is very important before deciding whether it is harmful or not. Anti virus or security company with Malware Analyst job has their own & useful tools to trace malware like behaviour. Well, here it is some basic tools for Reverse Code Engineering. Click on each list for detail:
PE Editor/Memory Dump:
Explorer Suite (Combine with all the tools we need).
DiE (Detect it Easy)
RDG Packer Detector
Jim Clausing's Malware Packer Signatures
Neil's Collection of Packer Signatures
Sometime, one packed detector is not enough. Not all detector can detect all packer.
Interactive Disassembler (IDA)
Sysinternals Process Explorer
File & Folder Watcher:
Other Miscellanous tools:
Microsoft Virtual PC