Russian State-Supported Cyber Actors Conduct Phishing Campaign Targeting Users of Zimbra Collaboration Suite


A group of Russian state-supported cyber actors has been targeting and compromising various Western government and commercial organizations using the Zimbra Collaboration Suite (ZCS) software since at least July 2025. The Russian state supported advanced persistent threat (APT) group’s activity is tracked in the cybersecurity community under several names (see Cybersecurity industry tracking), primarily as “LAUNDRY BEAR,” a name initially coined by the Netherlands General Intelligence and Security Service (AIVD) and Defence Intelligence and Security Service (MIVD).

Read more…
Source: U.S. Federal Bureau of Investigation Cyber Division


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • -=TWELVE=- is back

    September 20, 2024

    In the spring of 2024, posts with real people’s personal data began appearing on the -=TWELVE=- Telegram channel. Soon it was blocked for falling foul of the Telegram terms of service. The group stayed off the radar for several months, but as Kaspersky researchers investigated a late June 2024 attack, they found that it employed techniques ...

  • UNC1860 and the Temple of Oats: Iran’s Hidden Hand in Middle Eastern Networks

    September 19, 2024

    UNC1860 is a persistent and opportunistic Iranian state-sponsored threat actor that is likely affiliated with Iran’s Ministry of Intelligence and Security (MOIS). A key feature of UNC1860 is its collection of specialized tooling and passive backdoors that Mandiant believes supports several objectives, including its role as a probable initial access provider and its ability to gain ...

  • Identifying Rogue AI

    September 19, 2024

    For many – certainly given the share price of some leading proponents – the hype of AI is starting to fade. But that may be about to change with the dawn of agentic AI. It promises to get humanity far closer to the ideal of AI as an autonomous technology capable of goal-oriented problem solving. But ...

  • Zooming in on CVE‑2024‑7965

    September 19, 2024

    On August 21, Google released an update for Chrome, fixing a total of 37 security flaws. Researchers across the globe paid their attention to the CVE‑2024‑7965 vulnerability described as an inappropriate implementation in the browser’s V8 engine. The vulnerability can lead to remote code execution (RCE) in the Chrome renderer and thus become a starting point ...

  • Indonesia’s tax agency probes alleged personal data breach

    September 19, 2024

    Indonesia’s tax agency is investigating an alleged data breach that exposes the taxpayer identification numbers of millions of Indonesians, including President Joko “Jokowi” Widodo, his ministers and his two sons, an official said. A series of cyber-attacks have hit Indonesian companies and government agencies in the past few years, which experts attribute to the government’s lax ...

  • Cyber attack on city of Wichita limited to police records, internal investigation finds

    September 19, 2024

    A ransomware attack that crippled the city of Wichita’s network for more than a month starting in May was limited to a Wichita Police Department records system, city officials said Wednesday. That means the Russian hacker group — LockBit — that claimed credit for the attack did not access bank card numbers, social security numbers or ...