Operation ForumTroll: APT attack with Google Chrome zero-day exploit chain


In mid-March 2025, Kaspersky technologies detected a wave of infections by previously unknown and highly sophisticated malware.

In all cases, infection occurred immediately after the victim clicked on a link in a phishing email, and the attackers’ website was opened using the Google Chrome web browser. No further action was required to become infected. All malicious links were personalized and had a very short lifespan. However, Kaspersky’s exploit detection and protection technologies successfully identified the zero-day exploit that was used to escape Google Chrome’s sandbox. Kaspersky researchers quickly analyzed the exploit code, reverse-engineered its logic, and confirmed that it was based on a zero-day vulnerability affecting the latest version of Google Chrome, which was then reported to the Google security team.

Read more…
Source: Kaspersky


Sign up for our Newsletter
The latest news and insights delivered right to your inbox.


Related:

  • Dorchester school IT system held to ransom in cyber attack

    May 23, 2023

    A school has been left unable to use email or accept payments following a cyber attack. Thomas Hardye School in Dorchester said its screens and systems had been locked since being targeted on Sunday. It said the attack was accompanied by a ransom demand, payable on the dark web. Read more… Source: BBC News  

  • Don’t @ Me: URL Obfuscation Through Schema Abuse

    May 22, 2023

    A technique is being used in the distribution of multiple families of malware that obfuscates the end destination of a URL by abusing the URL schema. Mandiant tracks this adversary methodology as “URL Schema Obfuscation”. The technique could increase the likelihood of a successful phishing attack, and could cause domain extraction errors in logging or security ...

  • More UK councils caught by Capita’s open AWS bucket blunder

    May 22, 2023

    The bad news train keeps rolling for Capita, with more local British councils surfacing to say their data was put on the line by an unsecured AWS bucket, and, separately, pension clients warning of possible data theft in March’s mega breach. Colchester City Council was the first to step forward last week to claim that tech ...

  • Cyber Signals: Shifting tactics fuel surge in business email compromise

    May 19, 2023

    Today Microsoft released the fourth edition of Cyber Signals highlighting a surge in cybercriminal activity around business email compromise (BEC). Microsoft has observed a 38 percent increase in cybercrime as a service (CaaS) targeting business email between 2019 and 2022. Successful BEC attacks cost organizations hundreds of millions of dollars annually. In 2022, the FBI’s Recovery ...

  • Apple warns of three WebKit vulns under active exploitation, dozens more CVEs across its range

    May 19, 2023

    Apple has issued a bushel of security updates and warned that three of the flaws it’s fixed are under active attack. The three are CVE-2023-32409, CVE-2023-28204, and CVE-2023-32373, all of which impact the WebKit browser engine that Apple champions and employs in its Safari browser – and demands be used by other browsers on iOS. Read more… Source: ...

  • CloudWizard APT: the bad magic story goes on

    May 19, 2023

    In March 2023, Kaspersky researchers uncovered a previously unknown APT campaign in the region of the Russo-Ukrainian conflict that involved the use of PowerMagic and CommonMagic implants. However, at the time it was not clear which threat actor was behind the attack. Since the release of Kaspersky report about CommonMagic, Kaspersky researchers have been looking for ...