APT

Pierluigi Paganini February 15, 2024
North Korea-linked actors breached the emails of a Presidential Office member

The office of South Korean President Yoon Suk Yeol said that North Korea-linked actors breached the personal emails of one of his staff members. The office of South Korean President Yoon Suk Yeol announced a security incident involving the compromise of personal emails belonging to a member of the presidential staff. The government attributes the […]

Pierluigi Paganini February 15, 2024
Nation-state actors are using AI services and LLMs for cyberattacks

Microsoft and OpenAI warn that nation-state actors are using ChatGPT to automate some phases of their attack chains, including target reconnaissance and social engineering attacks. Multiple nation-state actors are exploiting artificial intelligence (AI) and large language models (LLMs), including OpenAI ChatGPT, to automate their attacks and increase their sophistication. According to a study conducted by […]

Pierluigi Paganini February 08, 2024
China-linked APT Volt Typhoon remained undetected for years in US infrastructure

China-linked APT Volt Typhoon infiltrated a critical infrastructure network in the US and remained undetected for at least five years. US CISA, the NSA, the FBI, along with partner Five Eyes agencies, published a joint advisory to warn that China-linked APT Volt Typhoon infiltrated a critical infrastructure network in the US and remained undetected for […]

Pierluigi Paganini February 07, 2024
China-linked APT deployed malware in a network of the Dutch Ministry of Defence

China-linked APT group breached the Dutch Ministry of Defence last year and installed malware on compromised systems. Dutch Military Intelligence and Security Service (MIVD) and the General Intelligence and Security Service (AIVD) published a joint report warning that a China-linked APT group breached the Dutch Ministry of Defence last year. The effects of the attack were limited because […]

Pierluigi Paganini February 02, 2024
Cloudflare breached on Thanksgiving Day, but the attack was promptly contained

Cloudflare revealed that a nation-state actor breached its internal Atlassian server, gaining access to the internal wiki and its bug database (Atlassian Jira). The incident took place on Thanksgiving Day, November 23, 2023, and Cloudflare immediately began an investigation with the help of CrowdStrike. The company pointed out that no customer data or systems were […]

Pierluigi Paganini February 01, 2024
Multiple malware used in attacks exploiting Ivanti VPN flaws

Mandiant spotted new malware used by a China-linked threat actor UNC5221 targeting Ivanti Connect Secure VPN and Policy Secure devices. Mandiant researchers discovered new malware employed by a China-linked APT group known as UNC5221 and other threat groups targeting Ivanti Connect Secure VPN and Policy Secure devices. The attackers were observed exploiting CVE-2023-46805 and CVE-2024-21887 […]

Pierluigi Paganini January 26, 2024
Russian Midnight Blizzard APT is targeting orgs worldwide, Microsoft warns

Microsoft revealed that Russia-linked APT Midnight Blizzard has been targeting organizations worldwide in a cyberespionage campaign. Microsoft announced that the Russia-linked APT Midnight Blizzard that hit the company in late November 2023 has been targeting organizations worldwide as part of a large-scale cyberespionage campaign. The IT giant also confirmed that is currently notifying impacted organizations. […]

Pierluigi Paganini January 25, 2024
Russia-linked APT group Midnight Blizzard hacked Hewlett Packard Enterprise (HPE)

Hewlett Packard Enterprise (HPE) revealed that Russia-linked APT group Midnight Blizzard gained access to its Microsoft Office 365 email system. Hewlett Packard Enterprise (HPE) revealed that alleged Russia-linked cyberespionage group Midnight Blizzard gained access to its Microsoft Office 365 cloud-based email environment. The attackers were collecting information on the cybersecurity division of the company and […]

Pierluigi Paganini January 20, 2024
Russia-linked Midnight Blizzard APT hacked Microsoft corporate emails

Microsoft revealed that the Russia-linked APT Midnight Blizzard has compromised some of its corporate email accounts.  Microsoft warned that some of its corporate email accounts were compromised by a Russia-linked cyberespionage group known as Midnight Blizzard. Microsoft notified law enforcement and relevant regulatory authorities. The Midnight Blizzard group (aka APT29, SVR group, Cozy Bear, Nobelium, BlueBravo, and The Dukes) along with APT28 cyber espionage […]

Pierluigi Paganini January 19, 2024
China-linked APT UNC3886 exploits VMware zero-day since 2021

China-linked group UNC3886 has been exploiting vCenter Server zero-day vulnerability CVE-2023-34048 since at least late 2021. Mandiant researchers reported that China-linked APT group UNC3886 has been exploiting vCenter Server zero-day vulnerability CVE-2023-34048 since at least late 2021. vCenter Server is a critical component in VMware virtualization and cloud computing software suite. It serves as a […]