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[TOPIC]

Defi

Investigations tagged with this subject. A topic describes what a page is about — an attack type, a jurisdiction, a regulator, a named actor — as distinct from the source that produced it.

27 investigations on this topic

avoid.net/glori-finance2/100[CRITICAL]

Glori Finance was an alleged DeFi lending protocol deployed on the Arbitrum network in early 2024, operating as a Compound V2 fork with approximately $1.4 million in total value locked (TVL) at the time of its exposure. On April 14, 2024, blockchain investigator ZachXBT identified that the top GLORI token holders had seeded liquidity using funds stolen from prior scams — specifically the Crolend, Hash DAO, and HellHoundFi frauds — linking Glori Finance to a serial scam ring responsible for over $20 million in cumulative losses. Following ZachXBT's public disclosure, the Glori Finance X account was deactivated and the protocol's website went offline, consistent with an exit scam.

avoid.net/aqua2/100[CRITICAL]

Aqua (also known as AquaBot) was a Solana-based Telegram trading bot that conducted a presale in September 2025, raising approximately 21,770 SOL ($4.65 million) from retail investors before executing an apparent exit scam. On-chain investigator ZachXBT flagged the project after presale funds were split into four tranches, routed through intermediary wallets, and sent to instant exchanges hours before the scheduled token generation event. The project had secured endorsements from multiple established Solana ecosystem participants — including Meteora, Helius, Dialect, SYMMIO — and had received a near-perfect audit score from QuillAudits just days before the alleged rug pull.

avoid.net/pink-drainer2/100[CRITICAL]

Pink Drainer was a pseudonymous wallet-drainer-as-a-service operation that supplied phishing kits and malicious smart-contract infrastructure to affiliate scammers between roughly April 2023 and May 2024. Security researchers, principally Scam Sniffer and blockchain investigator ZachXBT, attribute upward of $75-85 million in stolen crypto assets across an estimated 20,000-21,000+ victims to wallets and infrastructure linked to the group before it announced its retirement in May 2024. No law enforcement agency has publicly identified or charged the individuals behind the operation, so all attributions of activity and identity in this report come from private security researchers rather than courts or regulators.

avoid.net/friend-tech4/100[CRITICAL]

Friend.tech was a SocialFi application launched on Coinbase's Base L2 in August 2023 that allowed users to buy and sell tokenized 'keys' (shares) of social media influencers. The platform suffered a wave of SIM-swap attacks draining at least 343 ETH from users, exposed wallet addresses of 101,000 users via an API data breach, launched its FRIEND token in May 2024 which collapsed 98% within months, and was ultimately abandoned by its pseudonymous founders in September 2024 after they extracted approximately $44 million in protocol fees.

avoid.net/wallstreetbets5/100[CRITICAL]

The 'WallStreetBets' brand has been exploited in at least two distinct crypto fraud incidents: a 2021 Telegram pre-mine scam using a fake 'WallStreetBets – Crypto Pumps' channel that stole over $2.1 million in BNB and ETH, and a 2023 Ethereum meme token (WSB Coin) that surged to a $50 million market cap before insiders allegedly dumped $635,000 worth of tokens within days of launch, collapsing the price by over 90%. Neither token was authorized by Reddit or the r/WallStreetBets subreddit, and ZachXBT publicly identified the alleged perpetrators in the 2023 incident.

avoid.net/jelly5/100[CRITICAL]

JELLY (JellyJelly / JELLYJELLY) is a Solana memecoin launched in January 2025 by Venmo co-founder Iqram Magdon-Ismail that became the center of a major market manipulation incident on Hyperliquid on March 26, 2025. A coordinated trader used a self-liquidation strategy — opening large opposing long and short positions — to force Hyperliquid's HLP liquidity vault to absorb a toxic short, causing up to $13.5 million in unrealized losses before validators emergency-delisted the token and force-settled all positions at a fixed price. The incident triggered widespread criticism of Hyperliquid's decentralization claims and raised systemic questions about perpetuals DEX risk management.

avoid.net/tapioca-dao12/100[CRITICAL]

Tapioca DAO is an omnichain DeFi money market built on LayerZero, offering a CDP stablecoin (USDO) and isolated lending markets (Singularity/Big Bang) across Arbitrum and BNB Chain. On October 18, 2024, the protocol suffered a critical security breach when a team member was targeted by a social engineering attack attributed to North Korea's Contagious Interview campaign, resulting in private key compromise, drainage of TAP token vesting contracts, and the minting of 5 quintillion USDO. Approximately $4.4–4.7 million was stolen before a partial counter-exploit recovered roughly 996 ETH (~$2.7 million), leaving the protocol treasury down approximately 45% and the TAP token price collapsed over 95%.

avoid.net/masa12/100[CRITICAL]

Masa (also known as Masa Finance, later rebranded as Gopher) is a Web3 data and identity protocol that launched a soulbound token standard on Ethereum in 2023 before pivoting to a decentralized AI data network. The MASA token, sold via CoinList in March 2024 at $0.079 and hitting an all-time high of approximately $0.4697 on its April 11, 2024 listing date, subsequently collapsed by over 99.9% to trade near $0.00002 by mid-2026. ZachXBT publicly accused the project of concealing a six-figure security exploit in September 2024, which the team later confirmed only after the allegation was made public.

avoid.net/garden-finance14/100[CRITICAL]

Garden Finance is a cross-chain Bitcoin bridge protocol launched in 2023 by former Ren Protocol developers, using Hash Time Locked Contracts (HTLCs) and an intents-based solver network to enable atomic swaps across Ethereum, Solana, Arbitrum, Base, and other chains. On October 30–31, 2025, one of its largest solver operators was compromised via a leaked private key, resulting in approximately $11.4 million in stolen assets that were subsequently laundered through Tornado Cash. Prior to the exploit, blockchain investigator ZachXBT alleged that over 80% of the protocol's recent fee revenue was derived from laundering funds stolen in the February 2025 Bybit hack, which the Lazarus Group (DPRK) perpetrated for approximately $1.4 billion.

avoid.net/hypc18/100[CRITICAL]

HyperCycle (HYPC) is an Ethereum ERC-20 token marketed as infrastructure for decentralized AI-to-AI transactions, co-founded by SingularityNET's Ben Goertzel and TODA inventor Toufi Saliba. The token has lost approximately 99% of its value from its all-time high of $1.29, and its smart contract contains a PAUSER_ROLE that allows a designated admin to halt all token transfers at will. No independent smart contract security audit has been publicly submitted, and the tokenomics structure — which allocates 20% to team, advisors, and partners with a relatively short vesting cliff — has been cited by multiple analysts as generating sustained selling pressure that disadvantages retail participants. ZachXBT has broadly flagged AI-narrative token projects as high-risk.

avoid.net/noones18/100[CRITICAL]

Noones is a peer-to-peer cryptocurrency trading platform targeting Africa and the Global South, founded and initially led by Ray Youssef, co-founder of the now-defunct Paxful. In January 2025, the platform suffered an $8 million hot-wallet exploit that was concealed for nearly three weeks before on-chain investigator ZachXBT publicly exposed the breach. Compounding platform risk, Youssef was subsequently indicted by the DOJ in early 2026 on federal AML charges stemming from his leadership of Paxful, and stepped down as Noones CEO shortly thereafter.

avoid.net/wasabi18/100[CRITICAL]

Wasabi Protocol is a decentralized perpetual futures and leveraged trading platform for memecoins and long-tail assets, deployed on Ethereum, Base, Berachain, and Blast. On April 30, 2026, the protocol suffered a critical multi-chain exploit in which a compromised admin deployer key was used to execute malicious UUPS proxy upgrades across core contracts, draining over $5 million in user funds. Security firm BlockSec reported that the attacker's wallets had been funded via Tornado Cash, and on-chain investigator ZachXBT publicly criticized the protocol for single-EOA admin control, absence of a timelock or multisig, and alleged misappropriation of project funds on influencer marketing.

avoid.net/renzo22/100[CRITICAL]

Renzo Protocol is an Ethereum liquid restaking protocol that issues ezETH, serving as an interface to the EigenLayer ecosystem. In April 2024, ezETH suffered a severe depeg event — dropping as low as $700 in under one hour — triggered by an unpopular REZ tokenomics announcement that concentrated approximately 65% of supply with insiders and investors. The event caused over $56 million in DeFi liquidations affecting more than 250 users, and the REZ token has since lost approximately 97% of its all-time high value.

avoid.net/tornado-cash28/100[WARNING]

Tornado Cash is an open-source, non-custodial cryptocurrency mixing protocol on Ethereum, launched in 2019, that obscures the on-chain link between deposit and withdrawal addresses. The U.S. Treasury sanctioned the protocol in August 2022 over its alleged use by the North Korea-linked Lazarus Group and other illicit actors to launder billions of dollars; those sanctions were struck down by the Fifth Circuit in November 2024 and formally lifted by OFAC in March 2025. Separately, co-founder Alexey Pertsev was convicted of money laundering in the Netherlands in 2024 (appeal pending), and co-founder Roman Storm was convicted in August 2025 of one count of conspiring to operate an unlicensed money-transmitting business while a New York jury deadlocked on more serious money-laundering and sanctions-violation charges that remain unresolved pending post-trial motions and a possible retrial.

avoid.net/paal28/100[WARNING]

PAAL AI is an Ethereum ERC20 token launched in July 2023, marketed as an AI-powered chatbot and automation ecosystem for crypto communities. In September 2023, blockchain investigator ZachXBT published on-chain evidence and leaked Telegram messages alleging that four prominent crypto influencers — TraderSZ, TraderNJ1, PetaByte, and Trader_XO — received undisclosed token allocations from the PAAL AI team and engaged in a coordinated pump-and-dump scheme, collectively dumping hundreds of thousands of dollars in PAAL tokens on retail buyers. The token subsequently declined approximately 98.7% from its March 2024 all-time high of $0.8653 to below $0.013 by mid-2026, while the PAAL brand has also been exploited by third-party wallet-draining scams impersonating its staking platform.

avoid.net/netmind-ai28/100[WARNING]

Netmind AI (netmind.ai) is a London-based decentralized GPU compute network that issues the NMT token on both Ethereum (ERC20) and BNB Smart Chain (BEP20) via upgradeable proxy contracts. In March 2024, 440,000 NMT tokens were sold in a sudden dump that caused a 76% price crash — attributed by the team to a compromised early miner wallet, though the mechanism remains disputed. The NMT contract is an upgradeable transparent proxy that grants the owner unilateral ability to disable sells, change fees, mint, or transfer tokens, representing a material centralization and rug-risk vector flagged by security tools and, according to AVOID.NET source tagging, by ZachXBT.

avoid.net/nexera32/100[WARNING]

Nexera (formerly AllianceBlock) is a blockchain infrastructure protocol focused on compliant real-world asset tokenization, operating primarily on Ethereum. In August 2024, a threat actor later attributed to North Korea's Lazarus Group used social engineering and BeaverTail malware to steal smart contract management credentials, enabling unauthorized transfer of 47.24 million NXRA tokens valued at approximately $1.9 million. The team mitigated further losses by zeroing out and subsequently burning the 32.5 million tokens that remained in the attacker's wallet, limiting confirmed liquidated losses to roughly $449,000.

avoid.net/kiln35/100[WARNING]

Kiln is an institutional-grade, non-custodial staking infrastructure provider that manages over $14 billion in staked assets across 50+ proof-of-stake networks, including approximately 6% of the entire Ethereum validator set. In September 2025, Kiln suffered a sophisticated supply chain attack in which a threat actor compromised a GitHub access token belonging to a Kiln infrastructure engineer, injected malicious code into the Kiln Connect API, and caused the theft of approximately 192,600 SOL (~$41 million) from enterprise customer SwissBorg. The incident prompted Kiln to exit all 1.6 million ETH worth of its Ethereum validators as a precautionary measure, triggering the longest Ethereum exit queue backlog in the network's history.

avoid.net/velodrome42/100[WARNING]

Velodrome is a decentralized exchange and liquidity hub built on the Optimism network, using a ve(3,3) governance and emissions model derived from Andre Cronje's Solidly design. The protocol's core smart contracts have undergone multiple third-party audits and have not been directly exploited, but Velodrome and its sister protocol Aerodrome (both developed by Dromos Labs) have a recurring history of front-end and domain-level compromises — including a 2022 insider theft by a team member, DNS hijacks in 2023, and a 2025 registrar insider-threat incident — plus an active landscape of impersonation and wallet-drainer phishing sites.

avoid.net/across-protocol42/100[WARNING]

Across Protocol is a cross-chain bridge protocol built on UMA's optimistic oracle, founded by Hart Lambur and the UMA/Risk Labs team and launched in 2021. In June 2025, pseudonymous investigator Ogle alleged that protocol insiders used undisclosed wallets to push through two governance proposals transferring approximately 150 million ACX tokens ($23 million) from the DAO treasury to Risk Labs, the team's own organization, constituting alleged self-dealing and DAO manipulation. Separate allegations from LayerZero founder Bryan Pellegrino claimed insider trading preceded a surprise Binance listing of ACX in December 2024, with the protocol subsequently proposing in early 2026 to dissolve its DAO entirely and convert to a U.S. C-corporation.

avoid.net/pendle50/100[WARNING]

Pendle is a permissionless yield-trading protocol on Ethereum, launched in 2021 by TN Lee and Vu Nguyen, that allows users to separate and trade the principal and yield components of yield-bearing assets. In September 2024, Penpie — an independent yield optimizer built on top of Pendle — suffered a $27 million reentrancy exploit that was made possible in part by Pendle's permissionless market creation design. Although Pendle's own contracts were not directly exploited, the protocol's architecture contributed to the attack surface, and all 11,261 ETH in stolen funds were subsequently laundered through Tornado Cash.

avoid.net/bittensor52/100[CAUTIONARY]

Bittensor is a decentralized blockchain protocol functioning as a peer-to-peer marketplace for machine intelligence, using the TAO token to reward AI model contributors. In July 2024, the protocol was the target of a supply chain attack via a malicious version of its official PyPI package, resulting in the theft of approximately $28 million in TAO tokens from 32 wallets. A civil lawsuit filed in January 2025 alleges that former Opentensor Foundation employees orchestrated the attack, and on-chain investigator ZachXBT identified a key suspect through NFT wash-trade analysis and Railgun de-mixing.

avoid.net/compound-finance55/100[CAUTIONARY]

Compound Finance is one of the earliest and most established decentralized lending protocols on Ethereum, launched in 2018 and governed since 2020 by a DAO around the COMP token. The protocol's smart-contract core has never suffered a direct exploit of user funds, but it has been repeatedly hit by operational and front-end security failures — a costly 2021 token-distribution bug, a 2023 X/Twitter account compromise used for phishing, a 2024 DNS hijack of its website, and a 2024 governance controversy in which a whale-backed group used purchased voting power to pass a treasury allocation over community objections. Combined with declining total value locked and a 2023 leadership departure, these incidents warrant continued scrutiny even though the underlying lending contracts have a long audit history and no reported loss of user deposits from a core-protocol hack.

avoid.net/sui57/100[CAUTIONARY]

Sui is a Layer 1 blockchain developed by Mysten Labs, launched in May 2023 and built on the Move programming language. The network suffered one of the largest DeFi exploits of 2025 when Cetus Protocol — its primary DEX — was drained of approximately $223 million in May 2025, triggering a controversial emergency validator vote to freeze and reclaim stolen funds that exposed deep centralization concerns. Separately, ZachXBT investigated a $29 million SUI token theft in late 2024 involving Tornado Cash laundering and subsequently announced in July 2025 that he would no longer take Sui ecosystem cases due to inadequate incident-response infrastructure and lack of support from the ecosystem.

avoid.net/ethena58/100[CAUTIONARY]

Ethena is a DeFi protocol founded in 2023 by Guy Young that issues USDe, a synthetic dollar stablecoin backed by delta-neutral perpetual futures hedges on centralized exchanges. The protocol reached $14 billion in supply at its 2025 peak before contracting sharply to approximately $5.9 billion following a flash crash in October 2025 and BaFin's enforcement action that forced Ethena GmbH to cease EU operations. Multiple concerns have been raised including: a German regulatory shutdown citing MiCA breaches and alleged unregistered securities offerings via sUSDe; insider airdrop farming allegations involving 180 million foundation-controlled ENA tokens; two separate security incidents (Discord hack July 2024 and domain registrar compromise September 2024); and structural risks tied to funding rate volatility, exchange counterparty exposure, and an undersized reserve fund relative to protocol TVL.

avoid.net/ledger58/100[CAUTIONARY]

Ledger is a France-based manufacturer of hardware cryptocurrency wallets (Nano S, Nano X, Stax, Flex) and maker of the Ledger Live companion app, reportedly securing over $100 billion in client assets across more than 7 million devices sold and preparing a US IPO targeting a valuation above $4 billion. The company has a strong core security record for its hardware products but has been repeatedly implicated in data-handling and supply-chain incidents: a 2020 breach of its own e-commerce/marketing database exposed roughly 1 million emails and 270,000 physical addresses, leading to years of phishing and alleged extortion attempts against customers and an ongoing US class action; a December 2023 npm supply-chain compromise via a former employee's account led to roughly $600,000 in DeFi losses; a May 2023 product announcement ('Ledger Recover') triggered a major trust backlash over perceived key-extraction capability; and in January 2026 a breach at third-party processor Global-e exposed customer order data. Separately, third parties impersonating Ledger — including a fraudulent 'Ledger Live' app that passed Apple App Store review in April 2026 — have caused further customer losses that Ledger did not directly control.

avoid.net/eigenlayer58/100[CAUTIONARY]

EigenLayer is a legitimate Ethereum restaking protocol operated by Eigen Labs that became a high-value target for phishing campaigns, wallet drainer attacks, and social engineering in 2024 following the launch of its EIGEN token. In October 2024 alone, the protocol's official X account was compromised to promote a fake airdrop resulting in at least $800,000 lost by one victim, and a separate email-based social engineering attack redirected approximately $5.7 million in locked investor tokens to an attacker's wallet. EIGEN holders and restakers face an elevated and persistent threat surface from impersonation sites, fake airdrop claims, and token-approval drainer schemes that exploit the protocol's name and brand recognition.

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