PLAYFULGHOST is a new malware family with multiple features including keylogging, screen and audio capture, remote shell access, and file transfer/execution.
The PLAYFULGHOST backdoor is distributed through phishing emails and bundling with popular applications like LetsVPN, using SEO poisoning.
It uses DLL search order hijacking and side-loading to execute malicious DLLs, along with other additional malware families and utilities like BOOSTWAVE and TERMINATOR.
PLAYFULGHOST maintains persistence through run registry keys, scheduled tasks, startup folder, and Windows services.