Apr 23, 2024The Hacker NewsThreat Hunting / Software Security In the high-stakes world of cybersecurity, the battleground has shifted. Supply chain attacks have emerged as a potent threat, exploiting the intricate web of interconnected systems and third-party dependencies to breach even the most formidable defenses. But what if you could turn the tables and proactively […]
I. Background of xorbot In November 2023, NSFOCUS Global Threat Hunting System detected that a type of elf file was being widely distributed and accompanied by a large amount of suspected encrypted outbound communication traffic. However, the detection rate of mainstream antivirus engines on this file was close to zero, which aroused our curiosity. After further […]
By Yonatan Khanashvilli, Threat Hunting Expert at Team Axon
I. Abstract In September 2023, NSFOCUS global threat hunting system monitored several new botnet variant families developed based on Mirai, among which hailBot, kiraiBot and catDDoS are the most active, are accelerating their spread, and are widely deployed, which has constituted a considerable threat. Through this article, we will disclose the technical details of these […]