Cryptominers are malicious programs that abuse system resources (potentially to the point of system failure) to generate cryptocurrency. ![]() Ransomware encrypts data and demands ransoms for the decryption (screenlocker types may not encrypt files and instead just lock the screen for the same purpose). Trojans may be able to exfiltrate content (files and data) from the system, extract information from browsers and other installed applications, record keystrokes (keylogging), record/livestream the desktop or audio/video via microphones and cameras, enable remote control over devices (RATs - Remote Access Trojans), and so on. To expand upon the most common malicious software, " trojan" is a term that defines an incredibly varied type of malware. As mentioned in the introduction, this malicious program is designed to cause chain infections (i.e., download/install additional malware). SysJoker is also a cross-platform program hence, in addition to macOS, it also targets Windows and Linux operating systems.Īt the time of writing, SysJoker's capabilities were the same regardless of the infected platform. ![]() ![]() ![]() It operates by injecting compromised systems with other malware. SysJoker is a backdoor-type malicious program.
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