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 ...

Ten years ago we raised awareness of Ebury by publishing a white paper we called Operation Windigo, which documented a campaign that leveraged Linux malware for financial gain. Today we publish a ...

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 ...

A Chinese APT hacking group known as 'Evasive Panda' is linked to a mysterious attack that distributed the MsgBot malware as part of an automatic update for the Tencent QQ messaging app. Evasive Panda ...

Hackers breached ESET's exclusive partner in Israel to send phishing emails to Israeli businesses that pushed data wipers disguised as antivirus software for destructive attacks. A data wiper is ...

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 ...