Russian State-Sponsored Hackers Use Claude to Rebuild Malware After Detection

Anthropic on Thursday revealed it disrupted a campaign mounted by a Russian state-sponsored threat actor that abused Claude for developing an AI-assisted workflow to get ahead of the detection curve. The operation has been attributed to a cyber espionage group it calls GTG-20006 where "GTG" stand...

⚡ Weekly Recap: Chinese Spy Proxy, AI Agents Go Off-Task, Router Backdoors and More

The boring parts caused most of the trouble. A router shipped ready to listen. A fake check turned the user into the installer. Trusted systems collected traffic and passwords, then cleaned the logs. Old bugs formed new attack chains. Even an AI agent decided its assigned task was optional...

China-Linked Fire Ant Hijacks Cisco Routers to Steal Credentials and Blind Security Logs

A China-nexus cyber espionage actor tracked asFire Ant has expanded a long-running campaign beyond VMware hypervisors to compromise Cisco IOS XR routers, Terminal Access Controller Access-Control System TACACS servers, and Linux management hosts used to route, authenticate, and manage high-value...

Nimbus Manticore Expands Toolset With TWOSTROKE-Like Backdoor and SSH Tunneler

Cybersecurity researchers have discovered additional infrastructure and previously undocumented malware associated with Nimbus Manticore , an Iranian state-sponsored hacking group affiliated with the Islamic Revolutionary Guard Corps IRGC. Group-IB, in a new analysis published today, described th...

U.S. Sanctions Iran-Linked Hackers Behind Critical Infrastructure Breaches

The U.S. Department of the Treasury has announced fresh sanctions on Iranian cyber actors as part of what it called an "unprecedented, whole-of-government, economic campaign" against the nation and its enablers. "We are launching an economic onslaught against Iran's financial connections around t...

Armored Likho expands its cyber-espionage toolkit

In May 2026, we discovered a new cyber-espionage campaign by the Armored Likho group, also known as Eagle Werewolf, that targets private individuals and organizations across various industries in Russia, including major corporations, the public sector, IT, and education. The attackers used a fake...

Sovereign by Necessity? Frontier AI Export Controls, Cyber Security, and the Limits of National AI Capability

A small number of firms based in two states produce the most capable frontier AI models. The governments of those states have shown both the legal power and the political will to decide which other countries may use these systems. In June 2026 the United States required a leading developer to...

OctLurk and SilkLurk Windows Backdoors Target Governments in 6 Countries

Kaspersky links OctLurk and SilkLurk to cyberespionage attacks stealing passwords, emails and files from government systems in six countries since January 2025...

Hackers Weaponize Balochistan Police Portal in Multi-Group Espionage Campaigns

Cybersecurity researchers have disclosed details of sustained cyber espionage activity against several Pakistani law enforcement organizations undertaken by suspected China- and India-aligned threat actors between February 2024 and April 2026. "At Balochistan Police, the compromised assets includ...

Web Server Exploits and Mimikatz Used in Attacks Targeting Asian Critical Infrastructure

High-value organizations located in South, Southeast, and East Asia have been targeted by a Chinese threat actor as part of a years-long campaign. The activity, which has targeted aviation, energy, government, law enforcement, pharmaceutical, technology, and telecommunications sectors, has been...

Pakistan-Linked APT36 Floods Indian Govt Networks With AI-Made ‘Vibeware’

Bitdefender research reveals Pakistani group APT36 is using AI-generated vibeware and trusted cloud services like Google Sheets to target Indian officials...

Google Disrupts UNC2814 GRIDTIDE Campaign After 53 Breaches Across 42 Countries

Google on Wednesday disclosed that it worked with industry partners to disrupt the infrastructure of a suspected China-nexus cyber espionage group tracked as UNC2814 that breached at least 53 organizations across 42 countries. "This prolific, elusive actor has a long history of targeting...

China-Linked UNC3886 Targets Singapore Telecom Sector in Cyber Espionage Campaign

The Cyber Security Agency CSA of Singapore on Monday revealed that the China-nexus cyber espionage group known as UNC3886 targeted its telecommunications sector. "UNC3886 had launched a deliberate, targeted, and well-planned campaign against Singapore's telecommunications sector," CSA said. "All...

Bloody Wolf Targets Uzbekistan, Russia Using NetSupport RAT in Spear-Phishing Campaign

The threat actor known as Bloody Wolf has been linked to a campaign targeting Uzbekistan and Russia to infect systems with a remote access trojan known as NetSupport RAT. Cybersecurity vendor Kaspersky is tracking the activity under the moniker Stan Ghouls. The threat actor is known to be active...

Asian State-Backed Group TGR-STA-1030 Breaches 70 Government, Infrastructure Entities

A previously undocumented cyber espionage group operating from Asia broke into the networks of at least 70 government and critical infrastructure organizations across 37 countries over the past year, according to new findings from Palo Alto Networks Unit 42. In addition, the hacking crew has been...

Infy Hackers Resume Operations with New C2 Servers After Iran Internet Blackout Ends

The elusive Iranian threat group known as Infy aka Prince of Persia has evolved its tactics as part of efforts to hide its tracks, even as it readied new command-and-control C2 infrastructure coinciding with the end of the widespread internet blackout the regime imposed at the start of January...

Mustang Panda Uses Signed Kernel-Mode Rootkit to Load TONESHELL Backdoor

The Chinese hacking group known as Mustang Panda aka HoneyMyte has leveraged a previously undocumented kernel-mode rootkit driver to deliver a new variant of backdoor dubbed TONESHELL in a cyber attack detected in mid-2025 targeting an unspecified entity in Asia. The findings come from Kaspersky,...

The HoneyMyte APT evolves with a kernel-mode rootkit and a ToneShell backdoor

Overview of the attacks In mid-2025, we identified a malicious driver file on computer systems in Asia. The driver file is signed with an old, stolen, or leaked digital certificate and registers as a mini-filter driver on infected machines. Its end-goal is to inject a backdoor Trojan into the...

WIRTE Leverages AshenLoader Sideloading to Install the AshTag Espionage Backdoor

An advanced persistent threat APT known as WIRTE has been attributed to attacks targeting government and diplomatic entities across the Middle East with a previously undocumented malware suite dubbed AshTag since 2020. Palo Alto Networks Unit 42 is tracking the activity cluster under the name Ash...

STAC6565 Targets Canada in 80% of Attacks as Gold Blade Deploys QWCrypt Ransomware

Canadian organizations have emerged as the focus of a targeted cyber campaign orchestrated by a threat activity cluster known as STAC6565. Cybersecurity company Sophos said it investigated almost 40 intrusions linked to the threat actor between February 2024 and August 2025. The campaign is...