Tag: blockchain
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Hackers steal over $130M by exploiting bug in offline hardware wallets
A security vulnerability in the cryptocurrency hardware wallet Coldcard is allowing hackers to drain the crypto from victims’ wallets. The total losses amount to more than $130 million, according to blockchain-monitoring firms. First seen on techcrunch.com Jump to article: techcrunch.com/2026/08/04/hackers-steal-over-130-million-by-exploiting-bug-in-offline-hardware-wallets/
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Hackers steal over $130 million by exploiting bug in offline hardware wallets
A security vulnerability in the cryptocurrency hardware wallet Coldcard is allowing hackers to drain the crypto from victims’ wallets. The total losses amount to more than $130 million, according to blockchain monitoring firms. First seen on techcrunch.com Jump to article: techcrunch.com/2026/08/04/hackers-steal-over-130-million-by-exploiting-bug-in-offline-hardware-wallets/
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NullReceiver Is Harder to Discover but Still Exposes a Reusable Attacker Wallet
NullReceiver is a lean, stealth-focused evolution of DPRK’s blockchain C2 tradecraft that hides a reusable attacker wallet behind ordinary-looking Ethereum transfers, while still exposing just enough bytes to resolve a live command server. Two trojanized npm packages, bianira-ui@1.27.0 and fluid-type-ui@2.0.8, both Tailwind CSS plugin lookalikes, implement a new blockchain-based C2 resolution technique we’re calling NullReceiver.…
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Why Bitcoin Businesses Are Moving to Dedicated VPS Infrastructure
A Bitcoin business rarely runs a simple website. Payment processors, exchanges, wallet services, blockchain analytics products and Lightning… First seen on hackread.com Jump to article: hackread.com/bitcoin-businesses-dedicated-vps-infrastructure/
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Coldcard Firmware Flaw Lets Hackers Steal $70 Million in Bitcoin From 1,196 Addresses
Blockchain analysts have linked a rapid series of Bitcoin wallet drains to a reported vulnerability in Coldcard firmware. A total of 1,196 addresses lost a combined 1,082.65 BTC, valued at approximately $70.2 million, in just 41 minutes on July 30, 2026. Galaxy Research stated that its transaction-flow analysis was based on a pattern initially identified…
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ClickFix Campaign Uses EtherHiding to Hide Malware and Exposes DPRK Wallet Trail
ClickFix-style fake macOS updates are now being weaponized with EtherHiding-backed command”‘and”‘control and a DPRK-linked crypto laundering network, turning a routine search click into a full-stack theft operation spanning browser, endpoint, blockchain, and exchange infrastructure. Instead of traditional web C2, the implant resolves its live command”‘and”‘control endpoints from Ethereum smart contracts, a takedown”‘resistant pattern known as…
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The Identity Mesh: Federated Trust for Multi-Agent AI
Agents can already prove who they are. What no standard has cleanly solved is passing scoped authority down a multi-hop chain across organizations. Here is the real state of agent identity in 2026, minus the blockchain hype. First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/07/the-identity-mesh-federated-trust-for-multi-agent-ai/
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Dysphoria Botnet Uses Blockchain Domains to Hide C2 Infrastructure
Researchers uncovered the 200,000-device Dysphoria botnet, which uses Ethereum and Solana domains to hide its command servers. QiAnXin XLab, jointly with China’s CNCERT, disclosed Dysphoria, a botnet that has compromised roughly 200,000 devices worldwide and uses Ethereum and Solana blockchain domain names to hide its command infrastructure. The botnet evolved from jackskid and fbot malware…
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Dysphoria IoT Botnet Uses Blockchain Domains and 200,000 Devices for DDoS Attacks
A rapidly evolving IoT botnet dubbed “Dysphoria” has emerged as a significant global threat, leveraging blockchain-based domain resolution and a hybrid command-and-control (C2) architecture to sustain large-scale distributed denial-of-service (DDoS) operations. Dysphoria’s evolution has been unusually aggressive, transitioning from early jackskid-derived variants to more sophisticated fbot-based implementations within weeks. Initial samples observed in March 2026…
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Dysphoria IoT Botnet Adds Blockchain C2 and Victim Relays After JackSkid Disruption
Dysphoria, an Internet of Things (IoT) botnet line tracked by CNCERT and XLab, has adopted blockchain-based name services and infected-device relays after a March law-enforcement operation against JackSkid infrastructure. The researchers say the design makes the botnet harder to disrupt.CNCERT, China’s national computer emergency response team, and XLab, the threat-intelligence lab of Chinese First seen…
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Fraunhofer-Whitepaper analysiert Synergien zwischen Quantencomputing, KI und Blockchain
Ein Fraunhofer-Whitepaper zeigt, wie Quantencomputing, KI und Blockchain gemeinsam Innovation, Sicherheit und neue digitale Geschäftsmodelle ermöglichen. First seen on infopoint-security.de Jump to article: www.infopoint-security.de/fraunhofer-whitepaper-analysiert-synergien-zwischen-quantencomputing-ki-und-blockchain/a45881/
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What Is Cryptocurrency and How Does It Actually Work?
Learn how cryptocurrency works, from blockchains and wallets to private keys, custody, and secure transactions, with practical security tips. for confident use. First seen on hackread.com Jump to article: hackread.com/what-is-cryptocurrency-how-it-work/
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Blockchain Life Returns to Dubai, Featuring the Debut of AI Future
Dubai, UAE, 23rd July 2026, CyberNewswire First seen on hackread.com Jump to article: hackread.com/blockchain-life-returns-to-dubai-featuring-the-debut-of-ai-future/
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Seven Malicious Vite npm Packages Use Blockchain C2 to Deliver a RAT
Cybersecurity researchers have discovered a cluster of seven malicious npm packages targeting the Vite frontend tooling ecosystem as part of a software supply chain attack.The malicious package campaign, codenamed ViteVenom by Checkmarx, marks an expansion of ChainVeil, which was observed using an “unprecedented” four-tier blockchain-based command-and-control (C2) infrastructure spanning Tron, First seen on thehackernews.com Jump…
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Study of 85 Crypto Wallet Extensions Finds Address Leaks and Cross-Site Tracking Risks
Researchers at KU Leuven tested 85 of the most popular crypto wallets that run as browser extensions and found that the wallets themselves leak enough to link and track the people using them.The way these wallets talk to websites and blockchain servers can tie a person’s separate addresses together and let outsiders follow them from…
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SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 104
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Hijacked npm Packages Use Novel VSCode Autorun and Blockchain Dead Drops to Deploy a Credential/Crypto Stealer Building a CI/CD pipeline for Sigma rules Inside StegoAd: How a Threat Actor Evolved to Fuel Silent Ad…
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U.S. Government Agency Paid $1M to Data Extortion Group Kairos
Tags: blockchain, data, data-breach, extortion, government, group, ransom, ransomware, theft, threatA U.S. government agency paid $1M to Kairos, a group focused on data theft and extortion rather than ransomware, Ransom-ISAC reports. A new case study from Ransom-ISAC reconstructs a complete data-extortion incident involving a U.S. government body and a threat actor called Kairos, using a leaked negotiation transcript and blockchain tracing of the ransom payment.…
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U.S. Government Entity Paid Kairos $1 Million in Data-Theft Extortion Case
Tags: blockchain, breach, data, data-breach, extortion, government, group, ransom, ransomware, theftA U.S. government entity paid about $1 million to keep stolen files from being leaked, according to a new case study by Rakesh Krishnan for Ransom-ISAC, built on a leaked negotiation chat and the blockchain trail the payment left.The odd part: the group that took the money calls itself Kairos, but it may not be…
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Hackers Leverage Blockchain to Hit Japan’s Hotels Through Booking.com Phishing
A wave of phishing emails sent to Booking.com partner accommodations in Japan in May led to blockchain-hosted malware First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/hackers-blockchain-japan-hotels/
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A decade of infrastructure development, one new name: Coinspaid Dev
The team behind Coinspaid Solutions steps into the spotlight with a mission to become the engineering voice of blockchain infrastructure. First seen on hackread.com Jump to article: hackread.com/decade-infrastructure-development-coinspaid-dev/
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Hackers Use Malicious Minecraft Fabric Mods to Deploy LoaderClient and WeedHack Stealer
Hackers are weaponizing malicious Minecraft Fabric mods to deliver LoaderClient. This stage-one malware loader steals session data and hands it off to the WeedHack stealer through a fileless, blockchain-backed execution chain. The campaign stands out for its use of EtherHiding, where the command-and-control URL is pulled from an Ethereum smart contract instead of a conventional…
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GlassWorm Uses Blockchain-Based C2 and Invisible Unicode to Steal Developer Secrets
A trio of coordinated campaigns a JetBrains fake AI assistant campaign, the GlassWorm self”‘propagating worm, and the compromised Nx Console Visual Studio Code extension made clear that IDE plugin ecosystems are now a primary attack surface for AI credential theft. Attackers have shifted from opportunistic phishing to targeted supply”‘chain techniques that exploit the broad privileges…
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Hackers Use Typosquatted npm Packages to Target Web3 Projects and Crypto Wallet Operators
Hackers have been using typosquatting npm packages to weaponize the trust Web3 teams place in open-source dependencies, turning routine installs into a path for wallet theft, secret harvesting, and staged malware delivery. The campaign is especially dangerous because it blends familiar Ethereum and blockchain branding with postinstall and preinstall abuse, allowing malicious code to execute…
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Void Botnet Leverages Ethereum for Resilient C2
A newly identified botnet, named Void, is leveraging Ethereum smart contracts to build a resilient, hard-to-disrupt command-and-control (C2) infrastructure, marking a continued evolution in blockchain-enabled cybercrime. Discovered in March 2026 and advertised on a Russian-language cybercrime forum, Void Botnet follows closely behind the earlier Aeternum C2 campaign documented by Qrator Labs, but introduces notable differences…
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TrickMo Android banker adopts TON blockchain for covert comms
A new variant of the TrickMo Android banking malware, delivered in campaigns targeting users across Europe, introduces new commands and uses The Open Network (TON) for stealthy command-and-control communications. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/trickmo-android-banker-adopts-ton-blockchain-for-covert-comms/
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Salat Malware Abuses QUIC and WebSockets for Stealthy C2 Control
A powerful new Windows malware family dubbed Salat Stealer, a Go-based Remote Access Trojan (RAT) that blends classic infostealing with a stealthy QUIC/WebSocket command-and-control (C2) channel and resilient blockchain-backed infrastructure. Written in Go, it supports remote shell access, desktop and webcam streaming, keylogging, clipboard theft, browser and crypto”‘wallet data theft, and SOCKS5-based pivoting, giving operators interactive…
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EtherRAT Uses SEO Poisoning and Fake GitHub Pages to Target Enterprise Admins
A newly uncovered cyber campaign dubbed “EtherRAT” is raising concerns across enterprise environments, as attackers combine SEO poisoning, GitHub abuse, and blockchain-based infrastructure to target high-privilege IT professionals. Instead of broadly targeting users, the attackers deliberately impersonate trusted administrative tools, increasing the likelihood that victims already have elevated system access. The attack chain begins with…
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109 Fake GitHub Repos Spread SmartLoader, StealC Malware
A coordinated malware operation is abusing fake GitHub repositories to distribute a LuaJIT-based loader, SmartLoader, and a follow-on StealC infostealer, with at least 109 malicious repos active across 103 accounts. The campaign blends cloned open source code, obfuscated Lua stages, and blockchain-backed C2 resolution to evade detection and keep infrastructure agile. Instead of relying on…