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data theft

New RAT malware steals data — then taunts its victims

Apr 2, 2026

Business, Cybersecurity, Tech News

CrystalX RAT, cyber threats, Cybersecurity, data theft, enterprise security, GReAT, Kaspersky, malware, malware-as-a-service, ransomware, remote access trojan

Mark Ko

Cybersecurity firm Kaspersky has uncovered an active malicious campaign distributing a previously undocumented remote access trojan (RAT) that combines extensive data theft capabilities with an unusual “prankware” feature designed to psychologically taunt its victims. Dubbed CrystalX RAT, the malware is being sold as malware-as-a-service (MaaS) and actively promoted on YouTube and Telegram, raising the likelihood…