New Rust-Based Malware "ChaosBot" Uses Discord Channels to Control Victims' PCs

Cybersecurity researchers have disclosed details of a new Rust-based backdoor called ChaosBot that can allow operators to conduct reconnaissance and execute arbitrary commands on compromised hosts. "Threat actors leveraged compromised credentials that mapped to both Cisco VPN and an over-privileg...

Unveiling SpiceRAT: SneakyChef's latest tool targeting EMEA and Asia

Cisco Talos discovered a new remote access trojan RAT dubbed SpiceRAT, used by the threat actor SneakyChef in a recent campaign targeting government agencies in EMEA and Asia. We observed that SneakyChef launched a phishing campaign, sending emails delivering SugarGh0st and SpiceRAT with the same...

Hackers Hit Indian Defense, Energy Sectors with Malware Posing as Air Force Invite

Indian government entities and energy companies have been targeted by unknown threat actors with an aim to deliver a modified version of an open-source information stealer malware called HackBrowserData and exfiltrate sensitive information in some cases by using Slack as command-and-control C2...

Stealth Soldier: A New Custom Backdoor Targets North Africa with Espionage Attacks

A new custom backdoor dubbed Stealth Soldier has been deployed as part of a set of highly-targeted espionage attacks in North Africa. "Stealth Soldier malware is an undocumented backdoor that primarily operates surveillance functions such as file exfiltration, screen and microphone recording,...

A deep dive into Saint Bot, a new downloader

This post was authored by Hasherezade with contributions from Hossein Jazi and Erika Noerenberg In late March 2021, Malwarebytes analysts discovered a phishing email with an attached zip file containing unfamiliar malware. Contained within the zip file was a PowerShell script masquerading as a li...

New LNK attack tied to Higaisa APT discovered

This post was authored by Hossein Jazi and Jérôme Segura On May 29th, we identified an attack that we believe is part of a new campaign from an Advanced Persistent Threat actor known as Higaisa. The Higaisa APT is believed to be tied to the Korean peninsula, and was first disclosed by Tencent...

Malicious PDF Attack Baiting Defense Industry Victims

There has been a spate of spear-phishing attacks against a number of high-profile targets in the last few months, including RSA and others, and that trend is continuing unabated. Researchers have come across a fresh attack using the familiar malicious PDF attachment that appears to be targeting...