Suggestion: Don't steal, it's bad.
And probably a felony.
https://en.wikipedia.org/wiki/Compute..._and_Abuse_Act
"...makes it a crime not only to commit (or attempt to commit) an offense under the Act, but also to conspire to do so."
The 'stealer' has to send the data *somewhere* ...it's probably hard-coded into the .exe : an email, php page, or maybe even static ip. Not hard to figure out. Cause enough trouble and people will begin to care.