Crypto rug pulls have emerged as a major concern for investors in the digital asset space. According to recent data, 98.6% of tokens launched on Pump.fun between January 2024 and March 2025 were classified as scams, with many projects suffering from liquidity issues and abandoning their platforms. This trend is part of a larger issue, as the FBI recorded $9.3 billion in cryptocurrency fraud losses in 2024, a 66% increase from the prior year.
The term 'rug pull' refers to a scenario where project creators drain investor funds and abandon the project entirely. There are three distinct types of rug pulls: hard pulls, soft pulls, and liquidity pulls. Hard pulls involve direct exploitation of a smart contract, often using hidden functions such as mint capabilities. Soft pulls occur when developers gradually sell their token allocation while maintaining the appearance of active development.
Liquidity pulls target decentralized exchange (DEX) pools specifically, with developers providing initial liquidity and then withdrawing it at a later time. This can leave token holders unable to sell their assets due to a lack of paired assets in the trading pair. To mitigate these risks, investors should conduct thorough research on project teams and smart contracts, checking for red flags such as unlocked liquidity, anonymous teams, and unaudited contracts.