Crypto Phishing Losses Surge to $6.27 Million in January

Key Takeaways:

• 4,741 users lost funds to signature phishing attacks.
• Phishing attacks affected multiple EVM chains in January.
• Financial impact increased by 207% from December.

Scam Sniffer reveals 4,741 users lost $6.27 million due to phishing attacks in January 2026, increasing by 207% from December 2025. Losses occurred primarily on EVM-compatible chains such as Ethereum and BNB, with assets including ERC20 tokens.

Scam Sniffer reported that 4,741 users faced losses totaling $6.27 million due to signature-based phishing attacks in January 2026, primarily impacting EVM-compatible chains like Ethereum and Arbitrum.

The rise in phishing attacks, with a 207% increase in financial losses from December, raises concerns about cyber security in blockchain networks.

The report by Scam Sniffer highlights a rise in signature-based phishing scams on chains such as Ethereum, Arbitrum, and Polygon. In January 2026, losses totaled $6.27 million among 4,741 users, representing a 207% surge from the previous month.

Scam Sniffer, a prominent Web3 security platform, monitors suspicious activities to prevent phishing attacks. Their tools have identified and blocked over 290,000 malicious domains. January’s spike notably impacted users on Ethereum, Optimism, and Avalanche networks.

Notably, ERC20 tokens were targeted using fraudulent signature techniques in phishing schemes that affected users’ asset security across various chains.

Such financial losses highlight vulnerabilities within crypto ecosystems and escalate the urgency for improved security measures. Historical data shows consistent phishing patterns returning during periods of heightened market activity, necessitating stronger defensive strategies.

Financial implications include intensified scrutiny of blockchain security and renewed calls for regulation to combat phishing. Incorporating real-time alerts and stronger authentication methods could mitigate risks. Preventative measures may evolve with advancements in technological defenses.