It looks like you are searching for a "crack" or "keygen" for . While searching for these terms is common when trying to bypass software costs, in this specific case, it is actually unnecessary and potentially dangerous.
This is a free, portable scanner that includes all the rootkit-fighting power of TDSSKiller plus protection against modern viruses and Trojans.
Kaspersky has officially discontinued TDSSKiller . Its features have been moved into more modern, comprehensive tools. The Better, Safer Alternative
Instead of looking for an old, discontinued tool or a risky crack, you should use the official successor. Kaspersky recommends the .