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MUST READ

Chrome sandbox escape nets security researcher $250,000 reward

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Smart Buses flaws expose vehicles to tracking, control, and spying

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MedusaLocker ransomware group is looking for pentesters

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Google confirms Salesforce CRM breach, faces extortion threat

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SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 57

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Security Affairs newsletter Round 536 by Pierluigi Paganini – INTERNATIONAL EDITION

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Embargo Ransomware nets $34.2M in crypto since April 2024

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Germany limits police spyware use to serious crimes

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Phishing attacks exploit WinRAR flaw CVE-2025-8088 to install RomCom

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French firm Bouygues Telecom suffered a data breach impacting 6.4M customers

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Columbia University data breach impacted 868,969 people

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SonicWall dismisses zero-day fears after Ransomware probe

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Air France and KLM disclosed data breaches following the hack of a third-party platform

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CISA, Microsoft warn of critical Exchange hybrid flaw CVE-2025-53786

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Microsoft unveils Project Ire: AI that autonomously detects malware

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CERT-UA warns of UAC-0099 phishing attacks targeting Ukraine’s defense sector

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Over 100 Dell models exposed to critical ControlVault3 firmware bugs

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How CTEM Boosts Visibility and Shrinks Attack Surfaces in Hybrid and Cloud Environments

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WhatsApp cracks down on 6.8M scam accounts in global takedown

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Trend Micro fixes two actively exploited Apex One RCE flaws

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Cyber Crime

Pierluigi Paganini July 04, 2022
Unfaithful HackerOne employee steals bug reports to claim additional bounties

Bug bounty platform HackerOne disclosed that a former employee improperly accessed security reports submitted to claim additional bounties The vulnerability coordination and bug bounty platform HackerOne disclosed that a former employee improperly accessed security reports submitted by white-hat hackers to claim additional bounties. The investigation started on June 22nd, 2022, when a customer asked the […]

Pierluigi Paganini July 02, 2022
A ransomware attack forced publishing giant Macmillan to shuts down its systems

A cyber attack forced the American publishing giant Macmillan to shut down its IT systems.  The publishing giant Macmillan has been hit by a cyberattack that forced the company to shut down its IT infrastructure to prevent the threat from spreading within its network. The company spokesman Erin Coffey told different media outlets that attackers have encrypted […]

Pierluigi Paganini July 01, 2022
A long-running cryptomining campaign conducted by 8220 hackers now targets Linux servers

Microsoft spotted a cloud threat actor tracked as 8220 that is now targeting Linux servers in a long-running cryptomining campaign. Microsoft Security Intelligence experts are warning of a long-running campaign conducted by a cloud threat actor group, tracked as 8220, that is now targeting Linux servers to install crypto miners. “We observed notable updates to […]

Pierluigi Paganini June 30, 2022
Korean cybersecurity agency released a free decryptor for Hive ransomware

Good news for the victims of the Hive ransomware, Korean security researchers have released a free decryptor for some versions. Good news for the victims of the Hive ransomware, the South Korean cybersecurity agency KISA has released a free decryptor for versions from v1 till v4. “The Korea Internet & Security Agency (KISA) is distributing […]

Pierluigi Paganini June 30, 2022
Ex-Canadian government employee admits to being a member of the Russian cybercrime gang NetWalker

A former Canadian government IT worker admitted to being a high-level member of the Russian cybercrime group NetWalker. A former Canadian government employee, Sebastien Vachon-Desjardins, pleaded guilty in the U.S. to charges related to his involvement with the Russian cybercrime group NetWalker. In March, the man was extradited to the United States to face charges […]

Pierluigi Paganini June 30, 2022
YTStealer info-stealing malware targets YouTube content creators

Researchers detailed a new information-stealing malware, dubbed YTStealer, that targets YouTube content creators. Intezer cybersecurity researchers have detailed a new information-stealing malware, dubbed YTStealer, that was developed to steal authentication cookies from YouTube content creators. The malware is highly likely available as a service on the Dark Web. Upon executing the malware, it performs some environment […]

Pierluigi Paganini June 29, 2022
RansomHouse gang claims to have stolen 450GB of data from chip maker giant AMD

The RansomHouse gang claims to have breached the Chipmaker giant AMD and stole 450 GB of data from the company in 2021. The RansomHouse extortion gang claims to have stolen 450 GB of data from the chipmaker giant AMD in 2021 and threatens to leak it or sell it if the company will not pay […]

Pierluigi Paganini June 28, 2022
NON-STATE ACTORS IN THE CYBERSPACE: AN ATTEMPT TO A TAXONOMIC CLASSIFICATION, ROLE, IMPACT AND RELATIONS WITH A STATE’S SOCIOECONOMIC STRUCTURE

This paper provides a taxonomic classification of non-state actors in the cyberspace, analyzing their role and impact on a state’s socioeconomic structure Cyber Non-State Actors (CNSA) are key figures in our globalized world: their operations could have a significant impact on international affairs, politics, and on the economy, as much as states do. Non-state actors […]

Pierluigi Paganini June 28, 2022
LockBit 3.0 introduces important novelties, including a bug bounty program

The LockBit ransomware operators released LockBit 3.0 with important novelties, including a bug bounty program and Zcash payments. The Lockbit ransomware operation has released LockBit 3.0, which has important novelties such as a bug bounty program, Zcash payment, and new extortion tactics. The gang has been active since at least 2019 and today it is […]

Pierluigi Paganini June 27, 2022
New Matanbuchus Campaign drops Cobalt Strike beacons

Matanbuchus malware-as-a-service (Maas) has been observed spreading through phishing campaigns, dropping Cobalt Strike beacons. Threat intelligence firm Cyble has observed a malware-as-a-service (Maas), named Matanbuchus, involved in malspam attacks dropping Cobalt Strike beacons. Matanbuchus is a malware loader that first appeared on the threat landscape in February 2021, when it was offered for rent on Russian-speaking […]

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    recent articles

    Researchers cracked the encryption used by DarkBit ransomware

    Malware / August 12, 2025

    Chrome sandbox escape nets security researcher $250,000 reward

    Hacking / August 11, 2025

    Smart Buses flaws expose vehicles to tracking, control, and spying

    Hacking / August 11, 2025

    MedusaLocker ransomware group is looking for pentesters

    Hacking / August 11, 2025

    Google confirms Salesforce CRM breach, faces extortion threat

    Data Breach / August 10, 2025

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