MATCHBOIL: New tricks, same old evil intentions
ESET researchers have documented the evolution of the MATCHBOIL malware, a custom C# downloader wielded by the Russia-aligned UAC-0099 APT group. The malware is used to download a payload from the group’s C&C server, install it, and establish its persistence. Although MATCHBOIL was first documented by CERT-UA in August 2025, our research indicates that it has been in development since at least 2024. The earliest versions of the malware that we analyzed are from April…
Read More
