Chinese Hackers Target Taiwan's Semiconductor Sector with Cobalt Strike, Custom Backdoors

The Taiwanese semiconductor industry has become the target of spear-phishing campaigns undertaken by three previously undocumented Chinese state-sponsored threat actors. "Targets of these campaigns ranged from organizations involved in the manufacturing, design, and testing of semiconductors and...

Chinese Hackers Breach Juniper Networks Routers With Custom Backdoors and Rootkits

The China-nexus cyber espionage group tracked as UNC3886 has been observed targeting end-of-life MX Series routers from Juniper Networks as part of a campaign designed to deploy custom backdoors, highlighting their ability to focus on internal networking infrastructure. "The backdoors had varying...

Andariel Hacking Group Shifts Focus to Financial Attacks on U.S. Organizations

Three different organizations in the U.S. were targeted in August 2024 by a North Korean state-sponsored threat actor called Andariel as part of a likely financially motivated attack. "While the attackers didn't succeed in deploying ransomware on the networks of any of the organizations affected,...

Russian Hackers Using Graphiron Malware to Steal Data from Ukraine

A Russia-linked threat actor has been observed deploying a new information-stealing malware in cyber attacks targeting Ukraine. Dubbed Graphiron by Broadcom-owned Symantec, the malware is the handiwork of an espionage group known as Nodaria, which is tracked by the Computer Emergency Response Tea...

Chinese Hackers Using Russo-Ukrainian War Decoys to Target APAC and European Entities

The China-linked nation-state hacking group referred to as Mustang Panda is using lures related to the ongoing Russo-Ukrainian War to attack entities in Europe and the Asia Pacific. That's according to the BlackBerry Research and Intelligence Team, which analyzed a RAR archive file titled...

Researchers Uncover Custom Backdoors and Spying Tools Used by Polonium Hackers

A threat actor tracked as Polonium has been linked to over a dozen highly targeted attacks aimed at Israelian entities with seven different custom backdoors since at least September 2021. The intrusions were aimed at organizations in various verticals, such as engineering, information technology,...

A New Hacking Group Hitting Russian Companies With Ransomware

As ransomware attacks against critical infrastructure continue to spike in recent months, cybersecurity researchers have uncovered a new entrant that has been actively trying to conduct multistage attacks on large corporate networks of medical labs, banks, manufacturers, and software developers i...

The Advanced Persistent Threat Files: APT1

We've heard a lot about Advanced Persistent Threats APTs over the past few years. As a refresher, APTs are prolonged, aimed attacks on specific targets with the intention to compromise their systems and gain information from or about that target. While the targets may be anyone or anything—a...