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Microsoft Threat Intelligence has identified yet another XCSSET variant in the wild that introduces further updates and new modules beyond those detailed in our March 2025 blog post. The XCSSET malware is designed to infect Xcode projects, typically used by Read More …
Microsoft Threat Intelligence has uncovered a new variant of XCSSET, a sophisticated modular macOS malware that infects Xcode projects, in the wild during routine threat hunting. Its first known variant since 2022, this latest XCSSET malware features enhanced obfuscation methods, Read More …
In the last update on the XCSSET campaign, security researchers at Trend Micro updated some of its features targeting latest macOS 11 (Big Sur). Since then, the campaign added more features to its toolset, which we have continually monitored. We Read More …
Last year, Trend Micro reserchers first found XCSSET, which targeted Mac users by infecting Xcode projects. Initially reported as a malware family, in light of our recent findings it is now classified as an ongoing campaign. This latest update details Read More …
A short while ago, Apple released Mac computers with the new chip called Apple M1. The unexpected release was a milestone in the Apple hardware industry. However, as technology evolves, we also observe a growing interest in the newly released Read More …
In our first blog post that covered XCSSET, we discussed its relatively unique danger to Xcode developers and the way it took advantage of two macOS vulnerabilities to maximize what it can take from an infected machine. Our research into Read More …
Trend Micro has discovered an unusual infection related to Xcode developer projects. Upon further investigation, we discovered that a developer’s Xcode project at large contained the source malware, which leads to a rabbit hole of malicious payloads. Most notable in Read More …
