The GhostClaw malware campaign has expanded its distribution methods beyond npm packages to include GitHub repositories and AI-assisted development workflows. The attackers impersonate legitimate tools and utilize multi-stage payloads to steal credentials and retrieve additional malicious code. The infection chain involves executing shell commands, presenting fake authentication prompts, and establishing persistence. The campaign leverages both manual installation through README instructions and automated AI-assisted workflows. Multiple GitHub repositories have been identified, all communicating with a common command-and-control infrastructure. This shift in tactics allows the attackers to target a broader range of victims, including developers and users of AI-assisted coding tools.
A deceptive website impersonating CleanMyMac tricks users into installing SHub Stealer, a sophisticated macOS malware. The malware steals sensitive data, including passwords, browser data, cryptocurrency wallets, and Telegram sessions. It can also modify wallet apps to steal recovery phrases. The attack begins with users pasting a command into Terminal, which downloads and executes a malicious script. The malware performs extensive data collection from various browsers and wallet applications, and installs persistent backdoors in certain crypto wallet apps. SHub Stealer is part of a growing family of AppleScript-based macOS infostealers, demonstrating increasing sophistication in targeting Mac users.
A malicious npm package named "ambar-src" reached 50,000 downloads in days before being removed from the registry. It uses a preinstall script to execute malicious code during installation, targeting Windows, Linux, and macOS systems. The package employs detection evasion techniques and deploys powerful open-source malware variants. It abuses npm's preinstall script hook to trigger the payload without explicit invocation. The malware fetches additional payloads from remote servers and uses Yandex Cloud for command and control. Affected systems should be considered fully compromised, requiring immediate incident response actions. The attack highlights the speed at which supply chain risks can propagate and confirms that npm install is a high-risk action.
Trend Micro has released patches addressing eight critical and high-severity vulnerabilities in its Apex One endpoint security products for Windows and macOS. These vulnerabilities could potentially allow attackers to compromise endpoint systems, impacting confidentiality, integrity, and availability. Although no known exploits are currently reported in the wild, the critical severity indicates a significant risk if left unpatched. Organizations using Apex One on Windows and macOS should prioritize applying these patches promptly to mitigate potential attacks. The threat primarily affects environments where Trend Micro Apex One is deployed, which includes enterprises globally. Due to the critical nature and the broad deployment of these endpoint products, the risk spans multiple sectors and regions. Immediate remediation is essential to prevent exploitation that could lead to unauthorized access or disruption of endpoint security functions.
A new campaign exploits OpenClaw skills to distribute the Atomic MacOS Stealer (AMOS). This evolution in supply chain attacks manipulates AI agentic workflows to install malware. The campaign spans multiple repositories with hundreds of malicious skills uploaded to ClawHub and SkillsMP. The infection chain begins with a seemingly harmless SKILL.md file that installs a prerequisite, leading to the download of a Mach-O universal binary. This AMOS variant steals extensive data, including credentials, browser data, cryptocurrency wallets, and various user documents. It lacks system persistence but expands its reach by exfiltrating Apple and KeePass keychains. The malware uses sophisticated encryption schemes and targets multiple browsers and cryptocurrency wallets.
A malware campaign targeting macOS users uses typosquatted domains impersonating the Homebrew package manager to trick victims into executing malicious commands. The attack delivers Cuckoo Stealer, a credential harvester that establishes persistence, bypasses Gatekeeper, and exfiltrates sensitive data including browser credentials and cryptocurrency wallets.
A malicious fork of the MacOS app Triton was discovered on GitHub, containing Windows-targeted malware disguised as the legitimate application. The attacker modified the repository, redirecting download links to a ZIP file hosting the malware. Analysis revealed sophisticated evasion techniques, anti-analysis features, and potential cryptocurrency functionality. The low detection rate and peculiar implementation suggest either an amateur attempt or a possible AI-generated attack. The incident highlights broader concerns about GitHub's security practices and Microsoft's priorities, prompting a call for developers to consider alternative code hosting platforms that better align with open-source values and user privacy.
Today, Apple released updates for all of its operating systems (iOS, iPadOS, macOS, tvOS, watchOS, and visionOS). The update fixes 71 distinct vulnerabilities, many of which affect multiple operating systems. Older versions of iOS, iPadOS, and macOS are also updated.
North Korean threat actor UNC1069 has evolved its tactics to target the cryptocurrency and decentralized finance sectors. In a recent intrusion, they deployed seven unique malware families, including new tools SILENCELIFT, DEEPBREATH, and CHROMEPUSH, designed to capture host and victim data. The attack utilized social engineering involving a compromised Telegram account, fake Zoom meeting, and reported AI-generated video. UNC1069 has shifted from spear-phishing to targeting Web3 industry entities like centralized exchanges, software developers, and venture capital firms. The intrusion demonstrated sophisticated techniques to bypass macOS security features and harvest credentials, browser data, and cryptocurrency information. This marks a significant expansion in UNC1069's capabilities and highlights their focus on financial theft and fueling future social engineering campaigns.
Infostealer threats are expanding beyond Windows, targeting macOS and leveraging cross-platform languages like Python. Recent campaigns use social engineering to deploy macOS-specific infostealers such as DigitStealer, MacSync, and AMOS. These stealers use fileless execution and native macOS utilities to harvest credentials and sensitive data. Python-based stealers are also on the rise, allowing attackers to quickly adapt and target diverse environments. Additionally, threat actors are abusing trusted platforms like WhatsApp and PDF converter tools to distribute malware such as Eternidade Stealer. These evolving threats blend into legitimate ecosystems and evade conventional defenses, posing significant risks to organizations across various operating systems and delivery channels.
An active infostealer campaign is targeting macOS and Windows users across various sectors. The threat actors are using SEO poisoning to direct victims to fake GitHub repositories impersonating legitimate tools like PagerDuty. The campaign involves over 20 malicious repositories active since September 2025. The attack flow begins with a Google search, leading to a fraudulent GitHub repository, then to a GitHub Pages site with a deceptive command. This command deploys the MacSync stealer in three stages: a loader, a dropper, and the final payload. MacSync aggressively harvests credentials from browsers, cloud services, and cryptocurrency wallets. The campaign's scale includes 39 identified malicious repositories, with 24 still active as of January 2026. Evasion tactics include using 'readme-only' repositories and distributed identities.
MacSync is a sophisticated macOS infostealer that targets cryptocurrency users. It is delivered through a phishing lure disguised as a cloud storage installer, tricking users into executing a malicious Terminal command. The malware employs a multi-stage infection process, using a script-based approach to harvest browser credentials, cryptocurrency wallet data, and sensitive files. A key feature of MacSync is its ability to trojanize popular Electron-based cryptocurrency applications like Ledger and Trezor, enabling long-term phishing and data exfiltration. The malware's infrastructure includes multiple rotating C2 domains and clone sites, indicating an ongoing and evolving campaign. MacSync's focus on cryptocurrency-related data and its stealthy, script-based execution make it particularly dangerous for macOS users in the crypto community.
The hackers trick victims into accessing GitHub or GitLab repositories that are opened using Visual Studio Code. The post North Korean Hackers Target macOS Developers via Malicious VS Code Projects appeared first on SecurityWeek .
North Korean threat actors have evolved their techniques in the Contagious Interview campaign, now abusing Microsoft Visual Studio Code task configuration files. The infection chain begins when a victim opens a malicious Git repository, often disguised as part of a recruitment process. If trust is granted, arbitrary commands are executed on the system. The malware uses JavaScript payloads hosted on vercel.app to implement backdoor logic, including remote code execution, system fingerprinting, and persistent command-and-control communication. The backdoor collects host information and beacons to a C2 server every five seconds. Recent observations show further execution of similar payloads, indicating ongoing development of these tactics.
MacSync Stealer malware has evolved from using drag-to-terminal and ClickFix techniques to a more sophisticated approach. The new variant is delivered as a code-signed and notarized Swift application within a disk image, eliminating the need for direct terminal interaction. The malware retrieves an encoded script from a remote server and executes it via a Swift-built helper executable. The installer is signed with Developer Team ID GNJLS3UYZ4 and contains decoy files to inflate its size. The malware performs various checks, including internet connectivity and execution timing, before downloading and executing the second-stage payload. This evolution reflects a broader trend in macOS malware, where attackers attempt to bypass security measures by using signed and notarized executables.
A recent MacSync Stealer version no longer requires users to directly interact with the terminal for execution. The post MacSync macOS Malware Distributed via Signed Swift Application appeared first on SecurityWeek .
Apple has released macOS and iOS updates to patch two WebKit zero-days exploited in an “extremely sophisticated” attack. The post Apple Patches Two Zero-Days Tied to Mysterious Exploited Chrome Flaw appeared first on SecurityWeek .
Other noteworthy stories that might have slipped under the radar: Pentagon orders accelerated move to PQC, US shuts down scheme to smuggle GPUs to China, DroidLock Android ransomware. The post In Other News: PromptPwnd Attack, macOS Bounty Complaints, Chinese Hackers Trained in Cisco Academy appeared first on SecurityWeek .
A sophisticated malware campaign exploits user trust in AI platforms to deliver the AMOS stealer. Attackers use SEO poisoning to surface malicious ChatGPT and Grok conversations offering 'helpful' macOS disk cleanup advice. These conversations contain Terminal commands that, when executed, deploy AMOS, a multi-stage malware that harvests credentials, escalates privileges, and establishes persistence. The attack bypasses traditional security measures by leveraging legitimate platforms and user behavior, making it particularly insidious. AMOS targets cryptocurrency wallets, browser data, and system information, exfiltrating sensitive data to attacker-controlled servers. This campaign represents a significant evolution in social engineering techniques, exploiting the growing reliance on AI assistants for technical guidance.
