Inside the Code of a New XWorm Variant

XWorm is a relatively new representative of the remote access trojan cohort that has already earned its spot among the most persistent threats across the globe.  Since 2022, when it was first observed by researchers, it has undergone a number of major updates that have significantly enhanced its functionality and solidified its staying power.  The analyst team at ANY.RUN came across the newest

New Attack Alert: Freeze[.]rs Injector Weaponized for XWorm Malware Attacks

Malicious actors are using a legitimate Rust-based injector called Freeze[.]rs to deploy a commodity malware called XWorm in victim environments. The novel attack chain, detected by Fortinet FortiGuard Labs on July 13, 2023, is initiated via a phishing email containing a booby-trapped PDF file. It has also been used to introduce Remcos RAT by means of a crypter called SYK Crypter, which was

XWorm Malware Exploits Follina Vulnerability in New Wave of Attacks

Cybersecurity researchers have discovered an ongoing phishing campaign that makes use of a unique attack chain to deliver the XWorm malware on targeted systems. Securonix, which is tracking the activity cluster under the name MEME#4CHAN, said some of the attacks have primarily targeted manufacturing firms and healthcare clinics located in Germany. "The attack campaign has been leveraging rather