DeerStealer is an information-stealing malware discovered in 2024 by ANY.RUN, primarily targeting sensitive data such as login credentials, browser history, and cryptocurrency wallet details. It is often distributed through phishing campaigns and fake Google ads that mimic legitimate platforms like Google Authenticator. Once installed, it exfiltrates the stolen data to a remote command and control (C2) server. DeerStealer’s ability to disguise itself as legitimate downloads makes it particularly dangerous for unsuspecting users.

Stealers are a group of malicious software that are intended for gaining unauthorized access to users’ information and transferring it to the attacker. The stealer malware category includes various types of programs that focus on their particular kind of data, including files, passwords, and cryptocurrency. Stealers are capable of spying on their targets by recording their keystrokes and taking screenshots. This type of malware is primarily distributed as part of phishing campaigns.

X-FILES Stealer is a sophisticated malware designed to infiltrate systems and steal sensitive information, targeting login credentials for email, social media, and other personal accounts. It captures data and transmits it back to the attacker’s command-and-control server. X-FILES Stealer employs advanced evasion techniques to avoid detection, making it a persistent threat in the cyber landscape.