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ThreatsDay Bulletin: $290M DeFi Hack, macOS LotL Abuse, ProxySmart SIM Farms +25 New Stories

sourceThe Hacker News
calendar_todayApril 23, 2026
schedule1 min read
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EXECUTIVE SUMMARY

DeFi Hack and macOS Exploits Highlight Persistent Security Flaws

Summary

The article discusses a $290 million DeFi hack, ongoing macOS living-off-the-land (LotL) abuse, and the use of ProxySmart SIM farms, among other security threats. It highlights the persistent nature of certain vulnerabilities that continue to be exploited despite being known issues.

Key Points

  • A significant $290 million hack has targeted decentralized finance (DeFi) platforms, indicating ongoing vulnerabilities in the sector.
  • macOS systems are being exploited through living-off-the-land (LotL) techniques, which utilize legitimate tools for malicious purposes.
  • ProxySmart SIM farms are being used to facilitate various cybercriminal activities.
  • The article emphasizes the recurring nature of certain security flaws that remain exploitable despite being known for years.

Analysis

The report underscores the importance of addressing long-standing vulnerabilities that continue to be exploited by attackers. The significant financial impact of the DeFi hack and the ongoing abuse of macOS systems highlight the need for continuous vigilance and proactive security measures. These incidents demonstrate that even well-known vulnerabilities can lead to substantial damage if not adequately addressed.

Conclusion

IT professionals should prioritize regular security audits and updates to address known vulnerabilities. Continuous monitoring and adopting a proactive security posture are essential to mitigate the risks posed by persistent threats.