Webworm Deploys EchoCreep and GraphWorm Backdoors Using Discord and MS Graph API

Webworm, a China-aligned threat actor active since at least 2022, has expanded its 2025 toolkit with EchoCreep and GraphWorm backdoors that use Discord and Microsoft Graph API for stealthy C2 communications. The group continues targeting government and enterprise victims across Asia and Europe while relying on custom proxies, SoftEther VPN, and…

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Cybersecurity News | Daily Recap [20 May 2026]

Daily Recap, GitHub confirmed multiple internal repository compromises tied to a malicious VS Code extension, with claims of roughly 3,800–4,000 affected repositories and source code exposure impacting Grafana via a TanStack npm attack. The roundup also covered the Shai-Hulud npm supply-chain campaign targeting 600 packages (with Mini Shai-Hulud expanding further), plus Microsoft disruption of a malware-signing service linked to Fox Tempest, alongside fixes and advisories across Windows, Azure, Drupal, ChromaDB, Linux, and major fraud cases. #VSCode #Grafana #TanStack #TanStacknpm #ShaiHulud #MiniShaiHulud #FoxTempest #YellowKey #Drupal #ChromaDB #PinTheft #Trapdoor #ShinyHunters #7Eleven #Luxembourg #Huawei #CISA #Discord #DBIR2026

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Hackers bypass SonicWall VPN MFA due to incomplete patching

Threat actors brute-forced SonicWall Gen6 SSL-VPN credentials, bypassed MFA via CVE-2024-12802, and used the access to conduct reconnaissance and prepare ransomware-related tooling. ReliaQuest found the intrusions were likely carried out by an access broker, while SonicWall said Gen6 devices require more than a firmware update to fully fix the issue. #SonicWall #CVE-2024-12802 #ReliaQuest #CobaltStrike #Akira

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Ukraine identifies infostealer operator tied to 28,000 stolen accounts

Ukrainian cyberpolice, working with U.S. law enforcement, identified an 18-year-old suspect from Odesa in an infostealer operation that targeted users of a California online store. The scheme allegedly stole browser sessions and credentials from 28,000 accounts, leading to unauthorized purchases and substantial losses. #Odesa #California #Infostealer #Telegram

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Microsoft Takes Down Malware-Signing Service Behind Ransomware Attacks

Microsoft disrupted Fox Tempest’s malware-signing-as-a-service operation, OpFauxSign, which abused Artifact Signing to distribute trusted-looking malicious code and support ransomware activity worldwide. The scheme enabled signed malware and loaders such as Rhysida, Oyster, Lumma Stealer, and Vidar to evade defenses and target healthcare, education, government, and financial organizations. #FoxTempest #OpFauxSign #ArtifactSigning #Rhysida…

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Microsoft Open-Sources RAMPART and Clarity to Secure AI Agents During Development

Microsoft has released two open-source tools, RAMPART and Clarity, to help developers test and shape the security of AI agents earlier in the development process. RAMPART focuses on Pytest-native safety testing and red teaming, while Clarity helps teams clarify design intent, assumptions, and decision-making before code is written. #Microsoft #RAMPART #Clarity…

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Meet Rampart and Clarity, Microsoft’s new red team combo AI agents

Microsoft introduced Rampart and Clarity to help developers build more secure agentic software and to support incident responders during active breaches. Rampart continuously tests code for exploitable bugs and cross-prompt injection risks, while Clarity gives real-time security guidance and design-time risk analysis for AI-driven projects. #Rampart #Clarity #PyRIT #Microsoft

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Quantum Bridge Raises  Million for Quantum-Safe Key Distribution Solution

Quantum Bridge, a Toronto-based company, raised $8 million in Series A funding to advance its quantum-safe key distribution platform, bringing total funding to $16 million. Its SDS product combines DSKE, post-quantum cryptography, and quantum key distribution to protect sectors like government, defense, finance, critical infrastructure, and communications. #QuantumBridge #DSKE #SDS…

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Grafana breach caused by missed token rotation after TanStack attack

Grafana says its breach stemmed from a single GitHub workflow token that was missed during rotation after the TanStack npm supply-chain attack, allowing attackers to access private repositories and steal source code. The incident was tied to the Shai-Hulud malware campaign attributed to TeamPCP, though Grafana says no customer production systems or data were compromised. #Grafana #TanStack #ShaiHulud #TeamPCP

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GitHub says internal repositories were impacted in poisoned VS Code extension attack

GitHub said internal repositories were exfiltrated after an employee device was compromised through a poisoned Visual Studio Code extension, and it has since contained the incident, removed the malicious version, and rotated critical secrets. The case highlights how third-party developer tools can expose source code, credentials, and build systems, with TeamPCP’s claims and the broader wave of attacks on software ecosystems underscoring the risk. #GitHub #VisualStudioCode #TeamPCP

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Microsoft shares mitigation for YellowKey Windows zero-day

Microsoft has issued mitigations for YellowKey, a newly disclosed Windows BitLocker zero-day tracked as CVE-2026-45585 that can let attackers access protected drives. The flaw was publicly revealed by Nightmare Eclipse, who also disclosed other zero-days including BlueHammer, RedSun, GreenPlasma, and UnDefend. #YellowKey #CVE-2026-45585 #NightmareEclipse #BlueHammer #RedSun #GreenPlasma #UnDefend

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