ESET Research has discovered that "more than ten different advanced persistent threat (APT) groups are exploiting the recent Microsoft Exchange vulnerabilities to compromise email servers." ESET's ...

Countries where GhostRedirector victims were detected: ESET Research observed at least 65 Windows servers compromised, based on an internet scan from June 2025. ESET believes that a previously unknown ...

At least 10 nation-state-backed groups are using the ProxyLogon exploit chain to compromise email servers, as compromises mount. Recently patched Microsoft Exchange vulnerabilities are under fire from ...

ESET has collaborated with the Federal Police of Brazil in an attempt to disrupt the Grandoreiro botnet. ESET contributed to the project by providing technical analysis, statistical information, and ...

An ongoing attack campaign has compromised more than 25,000 Linux and Unix servers over the past two years with the goal of setting up spam runs, stealing account credentials and conducting other ...

After years of hacking servers to swindle millions of dollars, the notorious Ebury malware gang had slipped into the shadows by 2021. Suddenly, they reemerged with a bang. The new evidence surfaced ...

Countries where GhostRedirector victims were detected: Countries where GhostRedirector victims were detected: BRATISLAVA, Slovakia, Sept. 04, 2025 (GLOBE NEWSWIRE) -- ESET Research has discovered a ...

BRATISLAVA, Slovakia, Sept. 04, 2025 (GLOBE NEWSWIRE) -- ESET Research has discovered a new threat actor, which it has named GhostRedirector. In June 2025, this threat actor compromised at least 65 ...