hackers Archives - Cyber Security Minute

State-Sponsored Hackers Exploit Two Cisco Zero-Day Vulnerabilities for Espionage

Issued by: The Hacker News

A new malware campaign leveraged two zero-day flaws in Cisco networking gear to deliver custom malware and facilitate covert data collection on target environments. Cisco Talos, which dubbed the activity ArcaneDoor, attributing it as the handiwork of a previously undocumented sophisticated state-sponsored actor it tracks under the name UAT4356 (aka Storm-1849 by Microsoft). “UAT4356 deployed…

Malware & Threats

North Korean Hackers Hijack Antivirus Updates for Malware Delivery

Issued by: SecurityWeek

As part of the malware operation, referred to as GuptiMiner, the threat actor exploited a vulnerability in the eScan antivirus update mechanism and performed a man-in-the-middle (MitM) attack to replace the legitimate update package with a malicious one. eScan is a brand of India-based MicroWorld. Once the antivirus unpacks and loads the malicious payload, a…

Vulnerabilities

Hackers Deploy Python Backdoor in Palo Alto Zero-Day Attack

Issued by: The Hacker News

Threat actors have been exploiting the newly disclosed zero-day flaw in Palo Alto Networks PAN-OS software dating back to March 26, 2024, nearly three weeks before it came to light yesterday. The network security company’s Unit 42 division is tracking the activity under the name Operation MidnightEclipse, attributing it as the work of a single…

Vulnerabilities

Moscow Military Hackers Used Microsoft Outlook Vulnerability

Issued by: DataBreach Today

A campaign by Russian military intelligence to convert Ubiquiti routers into a platform for a global cyberespionage operation began as early as 2022, U.S. and foreign intelligence agencies said. The U.S. federal government earlier this month disrupted a botnet built from hundreds of Ubiquiti routers by a hacking unit of Russian military’s Main Intelligence Directorate,…

News

South Korea Says Presumed North Korean Hackers Breached Personal Emails of Presidential Staffer

Issued by: SecurityWeek

Yoon’s office said the cyberattack only affected the personal account of the unidentified employee, who violated security protocols by partially using commercial email services to handle official duties. Officials did not specify what type of information was stolen from the staff member’s personal emails but stressed that the office’s overall security system was not affected….

Malware & Threats

US Says China’s Volt Typhoon Hackers ‘Pre-Positioning’ for Cyberattacks Against Critical Infrastructure

Issued by: SecurityWeek

“[We] have confirmed that Volt Typhoon has compromised the IT environments of multiple critical infrastructure organizations in the continental and non-continental United States and its territories, including Guam,” CISA said in an advisory, warning that the hacking team’s choice of targets and pattern of behavior is not consistent with traditional cyber espionage or intelligence gathering…

News

US Says It Disrupted a China Cyber Threat, but Warns Hackers Could Still Wreak Havoc for Americans

Issued by: SecurityWeek

The operation, announced just before FBI Director Chris Wray addressed House lawmakers, disrupted a botnet of hundreds of U.S.-based small office and home routers owned by private citizens and companies that had been hijacked by the Chinese hackers to cover their tracks as they sowed the malware. Their ultimate targets included water treatment plants, the…

Vulnerabilities

Volexity Catches Chinese Hackers Exploiting Ivanti VPN Zero-Days

Issued by: SecurityWeek

The vulnerabilities, tracked as CVE-2023-46805 and CVE-2024-21887, affect fully patched Internet-facing Ivanti Connect Secure VPN appliances (formerly known as Pulse Secure) and were caught during in-the-wild zero-day exploitation. Ivanti, a company that has struggled with major security problems, released pre-patch mitigations for the new vulnerabilities but said comprehensive fixes will be released on a staggered…

News

Russian Military Intelligence Blamed for Blitzkrieg Hacks

Issued by: DataBreach Today

Ukrainian cyber defenders report that fast-acting Russian military intelligence hackers have been targeting government agencies as well as organizations in Poland using backdoor malware tied to phishing lures based on a fake letter from the Ukrainian deputy prime minister. The Computer Emergency Response Team of Ukraine on Thursday detailed a spear-phishing campaign that it has…