ESET Research investigates MATCHBOIL, a C# downloader used by the Russia-aligned group UAC-0099 to download, install, and persist additional ...
Cyber-espionage actor UAC-0099 has been steadily refining its flagship dropper in campaigns targeting Ukrainian organizations ...
ESET researchers document the evolution of the MATCHBOIL malware, a custom C# downloader wielded by the Russia-aligned ...
ClickFix attacks fake CAPTCHA pages to trick users into running malicious commands, delivering malware through compromised websites.
Continuation from last timeWhat I made this time I decided not to use PythonThe fewer tools I could use, the more effort it ...
MATCHBOIL malware from Russia-aligned UAC-0099 keeps getting harder to analyze and has reached a Ukrainian energy company, ...
I want to be free from the "Where was that email?" struggleWhen working, there are so many opportunities to search for past ...
MATCHBOIL malware, linked to UAC-0099, hides C2 servers behind Cloudflare to deliver backdoors targeting Ukrainian ...
VentureBeat Intelligence finds 56% of enterprises with AI agents allow production changes on automated checks alone, down from 75% in July, impacting trust in AI evaluations.
ESET researchers have traced the evolution of MATCHBOIL, a custom C# downloader used by the Russia-aligned UAC-0099 cyberespionage group.
The earliest MATCHBOIL versions analyzed by ESET Research date from April 2024 and the latest from April 2026. According to ESET, each new iteration of the downloader has become more sophisticated ...
ClickFix attacks now hide payloads using DNS TXT records and browser cache pre-fetching, making it tougher to spot early ...
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