Cyware Daily Threat Intelligence

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Daily Threat Briefing • March 30, 2023

Another cunning malware toolkit has been introduced to the cybercrime marketplace. Named AlienFox, it can be leveraged by adversaries to harvest API keys and secrets from popular services, including AWS SES & Microsoft Office 365. Meanwhile, a trojanized version of the 3CX VOIP desktop client has joined the list of threats emerging from rouge software programs. Cybersecurity analysts believe North Korean state-backed actor—tracked as Labyrinth Collima (believed to be a subset of the Lazarus Group)—is responsible for the campaign.

If you’re a QNAP client, do refer to the latest security advisory released by the company. The advisory outlines a much critical Sudo privilege escalation vulnerability. While a fix has been rolled out for some products, some await updates.

Top Breaches Reported in the Last 24 Hours

The (Un)SafeMoon landing

As hackers exploited a flaw in the SafeMoon token liquidity pool's smart contracts, the DeFi platform lost approximately $8.9 million worth of tokens. The smart contract function, which burns tokens, was unwittingly exposed to the public without any restrictions, giving users a free hand to manipulate it. Officials said they have located the suspected exploit and patched the flaw.

Traveler data stolen

NS, the Dutch national railway, informed roughly 780,000 commuters about a breach incident affecting their personal data. It reportedly suffered a breach after a hacker infiltrated the networks of market research firm Blauw via software supplied to it by a third party. E-mail addresses, telephone numbers, and full names of travelers may have been exposed.

Top Malware Reported in the Last 24 Hours

AlienFox chases misconfigured servers

Security experts at SentinelLabs uncovered a new modular toolkit dubbed AlienFox. It comprises custom tools and modified open-source utilities developed by different authors. As a threat, the malware scans for misconfigured servers to extract authentication secrets and credentials for cloud-based email services. The toolkit has different scripts for persistence and privilege escalation.

Realtek and Cacti bugs exploited

Security issues in Realtek and Cacti are being exploited to distribute ShellBot and Moobot malware, revealed FortiGuard Labs. Realtek bug, CVE-2021-35394, is an arbitrary command injection bug that affects UDPServer. CVE-2022-46169, the Cacti bug, is a command injection flaw that enables an unauthenticated user to execute arbitrary code on the vulnerable server.

Infected 3CX phone system

Cybercriminals are allegedly using a digitally signed and trojanized version of the 3CX desktop client to target the company's clients in an ongoing supply chain attack. Both Windows and macOS users are being targeted. While Sophos researchers aren’t sure who could be behind the attack, CrowdStrike suspects the involvement of a North Korean state-backed group it tracks as Labyrinth Collima.

Top Vulnerabilities Reported in the Last 24 Hours

QNAP Linux Sudo flaw

A critical Sudo privilege escalation flaw in Linux-powered NAS devices is affecting several QNAP products. The flaw, earmarked CVE-2023-22809, is described as a "sudoers policy bypass in Sudo version 1.9.12p1 when using sudoedit." The range of products impacted includes QTS, QuTS hero, QuTScloud, and QVP (QVR Pro appliances) NAS operating systems.

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Cyware Daily Threat Intelligence, June 30, 2025

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Cyware Daily Threat Intelligence, June 25, 2025

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Jun 24, 2025

Cyware Daily Threat Intelligence, June 24, 2025

Encrypted messaging apps aren’t immune to state-backed malware delivery. APT28 is targeting Ukrainian government entities via Signal, sharing macro-laced documents that deploy a backdoor named Covenant. Once inside, the attackers use two new malware strains - BeardShell for PowerShell execution and data exfiltration, and SlimAgent for covert screenshot capture and encryption. Some WordPress plugins are doing a lot more than extending site functionality. Researchers uncovered a long-running malware campaign that uses rogue plugins to skim credit card data, steal credentials, and manage backend systems on infected sites. The malware adapts its behavior to avoid admins, manipulates Google Ads, and hooks into WooCommerce to maintain stealth and persistence. A simple archive file could compromise your entire system. A directory traversal flaw in WinRAR, allows attackers to execute arbitrary code when users open specially crafted archive files. The vulnerability affects all Windows versions of the tool.

Jun 23, 2025

Cyware Daily Threat Intelligence, June 23, 2025

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Cyware Daily Threat Intelligence, June 17, 2025

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Cyware Daily Threat Intelligence, June 16, 2025

A trusted developer platform is now a delivery system for stealthy malware. The newly uncovered threat actor Water Curse is abusing GitHub to distribute weaponized repositories aimed at cybersecurity pros, game developers, and DevOps teams. With payloads hidden in build scripts and obfuscated, the campaign enables data theft, remote access, and persistent control. Some ransomware isn’t just extorting, it’s erasing everything in its path. Anubis, a new RaaS group, adds a destructive twist with its “wipe mode,” ensuring file recovery is impossible even if a ransom is paid. With ties to the older Sphinx malware, Anubis is now offering flexible affiliate terms, data extortion, and encryption via ECIES. A critical bug is still lurking across thousands of Grafana dashboards. A client-side redirect flaw leaves over 46,000 internet-facing Grafana instances at risk of account takeovers and plugin-based attacks. Despite a patch issued in May, more than a third of deployments remain exposed.

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Cyware Daily Threat Intelligence, June 13, 2025

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Jun 12, 2025

Cyware Daily Threat Intelligence, June 12, 2025

Fog ransomware operators are blurring the line between admin tools and attack chains. In a recent incident, they deployed a mix of open-source and legitimate software to gain persistence and exfiltrate data undetected. The attack combined tools like Stowaway, Impacket, and 7-Zip to move laterally and quietly siphon off sensitive information. A flaw in Secure Boot could let attackers hijack your system before the OS even loads. It affects the UEFI firmware layer and allows unsigned code execution during boot, leading to persistent malware installation. The issue stems from a vulnerable BIOS flashing utility signed by Microsoft, raising concerns about trusted bootchain integrity. Legitimate testing tools are being twisted into powerful attack platforms. A campaign, dubbed UNK_SneakyStrike, has been using the TeamFiltration tool to compromise Microsoft Entra ID accounts and exploit services like OneDrive and Teams. Over 80,000 accounts have been targeted since late 2024, with activity tied to AWS-hosted infrastructure.