Tracking user actions on the infected system.
If you clicked a link but did not download anything, clearing your cache is a safe precaution. If you HAVE already opened the file:
The use of randomized alphanumeric strings (like ZxQa2d... ) is a common tactic used by phishing campaigns to bypass spam filters and unique file detection.
Recording keyboard input to steal passwords and sensitive data.
This Trojan is known for electronic surveillance, including: