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MUST READ

IT Worker arrested for selling access in $100M PIX cyber heist

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New Batavia spyware targets Russian industrial enterprises

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Taiwan flags security risks in popular Chinese apps after official probe

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U.S. CISA adds Google Chromium V8 flaw to its Known Exploited Vulnerabilities catalog

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Hunters International ransomware gang shuts down and offers free decryption keys to all victims

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SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 52

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Security Affairs newsletter Round 531 by Pierluigi Paganini – INTERNATIONAL EDITION

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North Korea-linked threat actors spread macOS NimDoor malware via fake Zoom updates

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Critical Sudo bugs expose major Linux distros to local Root exploits

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Google fined $314M for misusing idle Android users' data

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A flaw in Catwatchful spyware exposed logins of +62,000 users

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China-linked group Houken hit French organizations using zero-days

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Cybercriminals Target Brazil: 248,725 Exposed in CIEE One Data Breach

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Europol shuts down Archetyp Market, longest-running dark web drug marketplace

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Kelly Benefits data breach has impacted 550,000 people, and the situation continues to worsen as the investigation progresses

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Cisco removed the backdoor account from its Unified Communications Manager

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U.S. Sanctions Russia's Aeza Group for aiding crooks with bulletproof hosting

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Qantas confirms customer data breach amid Scattered Spider attacks

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CVE-2025-6554 is the fourth Chrome zero-day patched by Google in 2025

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U.S. CISA adds TeleMessage TM SGNL flaws to its Known Exploited Vulnerabilities catalog

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power grid

Pierluigi Paganini May 18, 2025
Experts found rogue devices, including hidden cellular radios, in Chinese-made power inverters used worldwide

Chinese “kill switches” found in Chinese-made power inverters in US solar farm equipment that could let Beijing remotely disable power grids in a conflict. Investigators found “kill switches” in Chinese-made power inverters in US solar farm equipment. These hidden cellular radios could let Beijing remotely cripple power grids during a conflict. The Times reported that […]

Pierluigi Paganini September 13, 2023
Redfly group infiltrated an Asian national grid as long as six months

A threat actor tracked as Redfly had infected the systems at a national grid located in an unnamed Asian country for six months starting in January. Symantec’s Threat Hunter Team discovered that a threat actor called Redfly used the ShadowPad backdoor to compromise a national grid in an Asian country for as long as six months earlier […]

Pierluigi Paganini January 24, 2023
Pakistan hit by nationwide power outage, is it the result of a cyber attack?

Pakistan suffered a nationwide blackout, local authorities are investigating the cause and suspect it was the result of a cyberattack. On Monday, a nationwide blackout in Pakistan left millions of people in the darkness, and the authorities are investigating if it was caused by a cyberattack. The power outage impacted all the major cities in […]

Pierluigi Paganini November 06, 2021
A drone was modified to disrupt U.S. Power Grid, says intelligence bulletin

US officials believe that a drone was employed in an attempted attack on a power substation in Pennsylvania last year.  US officials believe threat actors used a drone in an attempted attack on a power substation in Pennsylvania last year. The attackers used a DJI Mavic 2 quadcopter-type drone, with a thick copper wire attached underneath it via […]

Pierluigi Paganini November 20, 2020
October Mumbai power outage may have been caused by a cyber attack

Authorities in India believe that a major power outage that occurred in October in Mumbai may have been caused by hackers. On October 13, a major power outage occurred in the metropolitan area of Mumbai causing the partial disruption of the traffic management systems and the paralysis of the rail traffic and also impacted work […]

Pierluigi Paganini May 02, 2020
President Trump’s executive order bans foreign electrical equipment from national power grid

US power grid will not include any equipment manufactured by foreign states for security reasons, this states the executive order signed by President Trump. This week President Trump signed an executive order that prohibits operators of US power grids to buy and install electrical equipment that has been manufactured outside the US. “I further find that […]

Pierluigi Paganini June 17, 2019
NYT Report: U.S. Cyber units planted destructive Malware in Russian Power Grid

According to The New York Times, the United States planted destructive malware in Russia’s electric power grid. The New York Times, citing current and former government officials, revealed that the United States planted a potentially destructive malware in Russia’s electric power grid. The U.S. cyber army is targeting the Russian power grid since at least […]

Pierluigi Paganini May 02, 2019
A ‘Cyber Event’ disrupted power grid operations in three US states

The Department of Energy confirmed that in March a cyber event disrupted power grid operations in California, Wyoming, and Utah. The Department of Energy confirmed that on March 2019, between 9 a.m. and 7 p.m., a cyber event disrupted energy grid operations in California, Wyoming, and Utah. The news was first reported by E&E News, […]

Pierluigi Paganini August 08, 2017
Irish electricity transmission system operator EirGrid targeted by a nation-state actor

The Irish electricity transmission system operator EirGrid was targeted by a state-sponsored actor, the hackers weren’t discovered at least for two months. The Irish electricity transmission system operator EirGrid was targeted by a state-sponsored attack. EirGrid is the state-owned company that operates the electricity transmission grid across the Ireland, it also supplies the distribution network […]

Pierluigi Paganini August 06, 2017
Flaws in solar panels potentially threatening European power grids

The Horus scenario, is a scenario describing a large scale cyber attack targeting the vital electrical infrastructure triggering flaws found in solar panels Willem Westerhof, a Dutch security researcher at the security firm ITsec has found a serious vulnerability in a component of solar panels that could be exploited by hackers to cause widespread outages […]

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    recent articles

    IT Worker arrested for selling access in $100M PIX cyber heist

    Cyber Crime / July 08, 2025

    New Batavia spyware targets Russian industrial enterprises

    Uncategorized / July 07, 2025

    Taiwan flags security risks in popular Chinese apps after official probe

    Security / July 07, 2025

    U.S. CISA adds Google Chromium V8 flaw to its Known Exploited Vulnerabilities catalog

    Hacking / July 07, 2025

    Hunters International ransomware gang shuts down and offers free decryption keys to all victims

    Cyber Crime / July 06, 2025

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