Inside Operation Diplomatic Specter: Chinese APT Group's Stealthy Tactics Exposed

Governmental entities in the Middle East, Africa, and Asia are the target of a Chinese advanced persistent threat (APT) group as part of an ongoing cyber espionage campaign dubbed Operation Diplomatic Specter since at least late 2022. "An analysis of this threat actor’s activity reveals long-term espionage operations against at least seven governmental entities," Palo Alto Networks

China-Linked Hackers Suspected in ArcaneDoor Cyberattacks Targeting Network Devices

The recently uncovered cyber espionage campaign targeting perimeter network devices from several vendors, including Cisco, may have been the work of China-linked actors, according to new findings from attack surface management firm Censys. Dubbed ArcaneDoor, the activity is said to have commenced around July 2023, with the first confirmed attack against an unnamed victim

Researchers Identify Multiple China Hacker Groups Exploiting Ivanti Security Flaws

Multiple China-nexus threat actors have been linked to the zero-day exploitation of three security flaws impacting Ivanti appliances (CVE-2023-46805, CVE-2024-21887, and CVE-2024-21893). The clusters are being tracked by Mandiant under the uncategorized monikers UNC5221, UNC5266, UNC5291, UNC5325, UNC5330, and UNC5337. Also previously linked to the exploitation spree is a Chinese

U.S. Charges 7 Chinese Nationals in Major 14-Year Cyber Espionage Operation

The U.S. Department of Justice (DoJ) on Monday unsealed indictments against seven Chinese nationals for their involvement in a hacking group that targeted U.S. and foreign critics, journalists, businesses, and political officials for about 14 years. The defendants include Ni Gaobin (倪高彬), Weng Ming (翁明), Cheng Feng (程锋), Peng Yaowen (彭耀文), Sun Xiaohui (孙小辉), Xiong Wang (熊旺), and Zhao Guangzong (

U.S. Feds Shut Down China-Linked "KV-Botnet" Targeting SOHO Routers

The U.S. government on Wednesday said it took steps to neutralize a botnet comprising hundreds of U.S.-based small office and home office (SOHO) routers hijacked by a China-linked state-sponsored threat actor called Volt Typhoon and blunt the impact posed by the hacking campaign. The existence of the botnet, dubbed KV-botnet, was first disclosed by the Black Lotus Labs team at

China-backed Hackers Hijack Software Updates to Implant "NSPX30" Spyware

A previously undocumented China-aligned threat actor has been linked to a set of adversary-in-the-middle (AitM) attacks that hijack update requests from legitimate software to deliver a sophisticated implant named NSPX30. Slovak cybersecurity firm ESET is tracking the advanced persistent threat (APT) group under the name Blackwood. It's said to be active since at least 2018. The NSPX30

Chinese Hackers Silently Weaponized VMware Zero-Day Flaw for 2 Years

An advanced China-nexus cyber espionage group previously linked to the exploitation of security flaws in VMware and Fortinet appliances has been attributed to the abuse of a critical vulnerability in VMware vCenter Server as a zero-day since late 2021. "UNC3886 has a track record of utilizing zero-day vulnerabilities to complete their mission without being detected, and this latest example

Chinese Hackers Exploited New Zero-Day in Barracuda's ESG Appliances

Barracuda has revealed that Chinese threat actors exploited a new zero-day in its Email Security Gateway (ESG) appliances to deploy backdoors on a "limited number" of devices. Tracked as CVE-2023-7102, the issue relates to a case of arbitrary code execution that resides within a third-party and open-source library named Spreadsheet::ParseExcel that's used by the Amavis scanner

Chinese Hackers Using SugarGh0st RAT to Target South Korea and Uzbekistan

A suspected Chinese-speaking threat actor has been attributed to a malicious campaign that targets the Uzbekistan Ministry of Foreign Affairs and South Korean users with a remote access trojan called SugarGh0st RAT. The activity, which commenced no later than August 2023, leverages two different infection sequences to deliver the malware, which is a customized variant of Gh0st RAT&nbsp

PEACHPIT: Massive Ad Fraud Botnet Powered by Millions of Hacked Android and iOS

An ad fraud botnet dubbed PEACHPIT leveraged an army of hundreds of thousands of Android and iOS devices to generate illicit profits for the threat actors behind the scheme. The botnet is part of a larger China-based operation codenamed BADBOX, which also entails selling off-brand mobile and connected TV (CTV) devices on popular online retailers and resale sites that are backdoored with an 

China-Linked Budworm Targeting Middle Eastern Telco and Asian Government Agencies

Government and telecom entities have been subjected to a new wave of attacks by a China-linked threat actor tracked as Budworm using an updated malware toolset. The intrusions, targeting a Middle Eastern telecommunications organization and an Asian government, took place in August 2023, with the adversary deploying an improved version of its SysUpdate toolkit, the Symantec Threat Hunter Team,

Chinese Hackers TAG-74 Targets South Korean Organizations in a Multi-Year Campaign

A "multi-year" Chinese state-sponsored cyber espionage campaign has been observed targeting South Korean academic, political, and government organizations. Recorded Future's Insikt Group, which is tracking the activity under the moniker TAG-74, said the adversary has been linked to "Chinese military intelligence and poses a significant threat to academic, aerospace and defense, government,

China Accuses U.S. of Decade-Long Cyber Espionage Campaign Against Huawei Servers

China's Ministry of State Security (MSS) has accused the U.S. of breaking into Huawei's servers, stealing critical data, and implanting backdoors since 2009, amid mounting geopolitical tensions between the two countries. In a message posted on WeChat, the government authority said U.S. intelligence agencies have "done everything possible" to conduct surveillance, secret theft, and intrusions on

Earth Lusca's New SprySOCKS Linux Backdoor Targets Government Entities

The China-linked threat actor known as Earth Lusca has been observed targeting government entities using a never-before-seen Linux backdoor called SprySOCKS. Earth Lusca was first documented by Trend Micro in January 2022, detailing the adversary's attacks against public and private sector entities across Asia, Australia, Europe, North America. Active since 2021, the group has relied on

Chinese Redfly Group Compromised a Nation's Critical Grid in 6-Month ShadowPad Campaign

A threat actor called Redfly has been linked to a compromise of a national grid located in an unnamed Asian country for as long as six months earlier this year using a known malware referred to as ShadowPad. "The attackers managed to steal credentials and compromise multiple computers on the organization's network," the Symantec Threat Hunter Team, part of Broadcom, said in a report shared with

Outlook Hack: Microsoft Reveals How a Crash Dump Led to a Major Security Breach

Microsoft on Wednesday revealed that a China-based threat actor known as Storm-0558 acquired the inactive consumer signing key to forge tokens and access Outlook by compromising an engineer’s corporate account. This enabled the adversary to access a debugging environment that contained information pertaining to a crash of the consumer signing system and steal the key. The system crash took place

China-Linked Flax Typhoon Cyber Espionage Targets Taiwan's Key Sectors

A nation-state activity group originating from China has been linked to cyber attacks on dozens of organizations in Taiwan as part of a suspected espionage campaign. The Microsoft Threat Intelligence team is tracking the activity under the name Flax Typhoon, which is also known as Ethereal Panda. "Flax Typhoon gains and maintains long-term access to Taiwanese organizations' networks with minimal

Urgent FBI Warning: Barracuda Email Gateways Vulnerable Despite Recent Patches

The U.S. Federal Bureau of Investigation (FBI) is warning that Barracuda Networks Email Security Gateway (ESG) appliances patched against a recently disclosed critical flaw continue to be at risk of potential compromise from suspected Chinese hacking groups. It also deemed the fixes as "ineffective" and that it "continues to observe active intrusions and considers all affected Barracuda ESG

Researchers Shed Light on APT31's Advanced Backdoors and Data Exfiltration Tactics

The Chinese threat actor known as APT31 (aka Bronze Vinewood, Judgement Panda, or Violet Typhoon) has been linked to a set of advanced backdoors that are capable of exfiltrating harvested sensitive information to Dropbox. The malware is part of a broader collection of more than 15 implants that have been put to use by the adversary in attacks targeting industrial organizations in Eastern Europe

Encryption Flaws in Popular Chinese Language App Put Users' Typed Data at Risk

A widely used Chinese language input app for Windows and Android has been found vulnerable to serious security flaws that could allow a malicious interloper to decipher the text typed by users. The findings from the University of Toronto's Citizen Lab, which carried out an analysis of the encryption mechanism used in Tencent's Sogou Input Method, an app that has over 455 million monthly active

China-Linked Hackers Strike Worldwide: 17 Nations Hit in 3-Year Cyber Campaign

Hackers associated with China's Ministry of State Security (MSS) have been linked to attacks in 17 different countries in Asia, Europe, and North America from 2021 to 2023. Cybersecurity firm Recorded Future attributed the intrusion set to a nation-state group it tracks under the name RedHotel (previously Threat Activity Group-22 or TAG-22), which overlaps with a cluster of activity broadly

China's APT31 Suspected in Attacks on Air-Gapped Systems in Eastern Europe

A nation-state actor with links to China is suspected of being behind a series of attacks against industrial organizations in Eastern Europe that took place last year to siphon data stored on air-gapped systems. Cybersecurity company Kaspersky attributed the intrusions with medium to high confidence to a hacking crew called APT31, which is also tracked under the monikers Bronze Vinewood,

Azure AD Token Forging Technique in Microsoft Attack Extends Beyond Outlook, Wiz Reports

The recent attack against Microsoft's email infrastructure by a Chinese nation-state actor referred to as Storm-0558 is said to have a broader scope than previously thought. According to cloud security company Wiz, the inactive Microsoft account (MSA) consumer signing key used to forge Azure Active Directory (Azure AD or AAD) tokens to gain illicit access to Outlook Web Access (OWA) and

Chinese APT41 Hackers Target Mobile Devices with New WyrmSpy and DragonEgg Spyware

The prolific China-linked nation-state actor known as APT41 has been linked to two previously undocumented strains of Android spyware called WyrmSpy and DragonEgg. "Known for its exploitation of web-facing applications and infiltration of traditional endpoint devices, an established threat actor like APT 41 including mobile in its arsenal of malware shows how mobile endpoints are high-value

U.S. Government Agencies' Emails Compromised in China-Backed Cyber Attack

An unnamed Federal Civilian Executive Branch (FCEB) agency in the U.S. detected anomalous email activity in mid-June 2023, leading to Microsoft's discovery of a new China-linked espionage campaign targeting two dozen organizations. The details come from a joint cybersecurity advisory released by the U.S. Cybersecurity and Infrastructure Security Agency (CISA) and Federal Bureau of Investigation

Microsoft Thwarts Chinese Cyber Attack Targeting Western European Governments

Microsoft on Tuesday revealed that it repelled a cyber attack staged by a Chinese nation-state actor targeting two dozen organizations, some of which include government agencies, in a cyber espionage campaign designed to acquire confidential data. The attacks, which commenced on May 15, 2023, entailed access to email accounts affecting approximately 25 entities and a small number of related

Chinese Hackers Use HTML Smuggling to Infiltrate European Ministries with PlugX

A Chinese nation-state group has been observed targeting Foreign Affairs ministries and embassies in Europe using HTML smuggling techniques to deliver the PlugX remote access trojan on compromised systems. Cybersecurity firm Check Point said the activity, dubbed SmugX, has been ongoing since at least December 2022, adding it's part of a broader trend of Chinese adversaries shifting their focus

Camaro Dragon Hackers Strike with USB-Driven Self-Propagating Malware

The Chinese cyber espionage actor known as Camaro Dragon has been observed leveraging a new strain of self-propagating malware that spreads through compromised USB drives. "While their primary focus has traditionally been Southeast Asian countries, this latest discovery reveals their global reach and highlights the alarming role USB drives play in spreading malware," Check Point said in new

Chinese PostalFurious Gang Strikes UAE Users with Sneaky SMS Phishing Scheme

A Chinese-speaking phishing gang dubbed PostalFurious has been linked to a new SMS campaign that's targeting users in the U.A.E. by masquerading as postal services and toll operators, per Group-IB. The fraudulent scheme entails sending users bogus text messages asking them to pay a vehicle trip fee to avoid additional fines. The messages also contain a shortened URL to conceal the actual

Camaro Dragon Strikes with New TinyNote Backdoor for Intelligence Gathering

The Chinese nation-state group known as Camaro Dragon has been linked to yet another backdoor that's designed to meet its intelligence-gathering goals. Israeli cybersecurity firm Check Point, which dubbed the Go-based malware TinyNote, said it functions as a first-stage payload capable of "basic machine enumeration and command execution via PowerShell or Goroutines." What the malware lacks in

China's Stealthy Hackers Infiltrate U.S. and Guam Critical Infrastructure Undetected

A stealthy China-based group managed to establish a persistent foothold into critical infrastructure organizations in the U.S. and Guam without being detected, Microsoft and the "Five Eyes" nations said on Wednesday. The tech giant's threat intelligence team is tracking the activity, which includes post-compromise credential access and network system discovery, under the name Volt Typhoon. The

Escalating China-Taiwan Tensions Fuel Alarming Surge in Cyber Attacks

The rising geopolitical tensions between China and Taiwan in recent months have sparked a noticeable uptick in cyber attacks on the East Asian island country. "From malicious emails and URLs to malware, the strain between China's claim of Taiwan as part of its territory and Taiwan's maintained independence has evolved into a worrying surge in attacks," the Trellix Advanced Research Center said 

Chinese Hacker Group Earth Longzhi Resurfaces with Advanced Malware Tactics

A Chinese state-sponsored hacking outfit has resurfaced with a new campaign targeting government, healthcare, technology, and manufacturing entities based in Taiwan, Thailand, the Philippines, and Fiji after more than six months of no activity. Trend Micro attributed the intrusion set to a cyber espionage group it tracks under the name Earth Longzhi, which is a subgroup within APT41 (aka HOODOO

Chinese Hackers Spotted Using Linux Variant of PingPull in Targeted Cyberattacks

The Chinese nation-state group dubbed Alloy Taurus is using a Linux variant of a backdoor called PingPull as well as a new undocumented tool codenamed Sword2033. That's according to findings from Palo Alto Networks Unit 42, which discovered recent malicious cyber activity carried out by the group targeting South Africa and Nepal. Alloy Taurus is the constellation-themed moniker assigned to a

Chinese Hackers Using MgBot Malware to Target International NGOs in Mainland China

The advanced persistent threat (APT) group referred to as Evasive Panda has been observed targeting an international non-governmental organization (NGO) in Mainland China with malware delivered via update channels of legitimate applications like Tencent QQ. The attack chains are designed to distribute a Windows installer for MgBot malware, ESET security researcher Facundo Muñoz said in a new

Daggerfly Cyberattack Campaign Hits African Telecom Services Providers

Telecommunication services providers in Africa are the target of a new campaign orchestrated by a China-linked threat actor at least since November 2022. The intrusions have been pinned on a hacking crew tracked by Symantec as Daggerfly, and which is also monitored by the broader cybersecurity community as Bronze Highland and Evasive Panda. The campaign makes use of "previously unseen plugins

Google Uncovers APT41's Use of Open Source GC2 Tool to Target Media and Job Sites

A Chinese nation-state group targeted an unnamed Taiwanese media organization to deliver an open source red teaming tool known as Google Command and Control (GC2) amid broader abuse of Google's infrastructure for malicious ends. The tech giant's Threat Analysis Group (TAG) attributed the campaign to a threat actor it tracks under the geological and geographical-themed moniker HOODOO, which is

Chinese RedGolf Group Targeting Windows and Linux Systems with KEYPLUG Backdoor

A Chinese state-sponsored threat activity group tracked as RedGolf has been attributed to the use of a custom Windows and Linux backdoor called KEYPLUG. "RedGolf is a particularly prolific Chinese state-sponsored threat actor group that has likely been active for many years against a wide range of industries globally," Recorded Future told The Hacker News. "The group has shown the ability to

Mélofée: Researchers Uncover New Linux Malware Linked to Chinese APT Groups

An unknown Chinese state-sponsored hacking group has been linked to a novel piece of malware aimed at Linux servers. French cybersecurity firm ExaTrack, which found three samples of the previously documented malicious software that date back to early 2022, dubbed it Mélofée. The newest of the three artifacts is designed to drop a kernel-mode rootkit that's based on an open source project

Researchers Uncover Chinese Nation State Hackers' Deceptive Attack Strategies

A recent campaign undertaken by Earth Preta indicates that nation-state groups aligned with China are getting increasingly proficient at bypassing security solutions. The threat actor, active since at least 2012, is tracked by the broader cybersecurity community under Bronze President, HoneyMyte, Mustang Panda, RedDelta, and Red Lich. Attack chains mounted by the group commence with a

Chinese Hackers Exploit Fortinet Zero-Day Flaw for Cyber Espionage Attack

The zero-day exploitation of a now-patched medium-severity security flaw in the Fortinet FortiOS operating system has been linked to a suspected Chinese hacking group. American cybersecurity company Mandiant, which made the attribution, said the activity cluster is part of a broader campaign designed to deploy backdoors onto Fortinet and VMware solutions and maintain persistent access to victim

Sharp Panda Using New Soul Framework Version to Target Southeast Asian Governments

High-profile government entities in Southeast Asia are the target of a cyber espionage campaign undertaken by a Chinese threat actor known as Sharp Panda since late last year. The intrusions are characterized by the use of a new version of the Soul modular framework, marking a departure from the group's attack chains observed in 2021. Israeli cybersecurity company Check Point said the "