October 2023 – Page 6 – Learn and Explore

October 19, 2023
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Vulnerability Scanning: How Often Should I Scan?

The time between a vulnerability being discovered and hackers exploiting it is narrower than ever – just 12 days. So it makes sense that organizations are starting to recognize the importance of not leaving long gaps between their scans, and the term “continuous vulnerability scanning” is becoming more popular. Hackers...

October 19, 2023
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Iran-Linked OilRig Targets Middle East Governments in 8-Month Cyber Campaign

The Iran-linked OilRig threat actor targeted an unnamed Middle East government between February and September 2023 as part of an eight-month-long campaign. The attack led to the theft of files and passwords and, in one instance, resulted in the deployment of a PowerShell backdoor called PowerExchange, the Symantec Threat Hunter Team,...

October 19, 2023
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Microsoft Warns of North Korean Attacks Exploiting TeamCity Flaw

North Korean threat actors are actively exploiting a critical security flaw in JetBrains TeamCity to opportunistically breach vulnerable servers, according to Microsoft. The attacks, which entail the exploitation of CVE-2023-42793 (CVSS score: 9.8), have been attributed to Diamond Sleet (aka Labyrinth Chollima) and Onyx Sleet (aka Andariel or Silent Chollima). It’s worth noting...

October 19, 2023
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Google TAG Detects State-Backed Threat Actors Exploiting WinRAR Flaw

A number of state-back threat actors from Russia and China have been observed exploiting a recent security flaw in the WinRAR archiver tool for Windows as part of their operations. The vulnerability in question is CVE-2023-38831 (CVSS score: 7.8), which allows attackers to execute arbitrary code when a user attempts to...

October 18, 2023
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Lazarus Group Targeting Defense Experts with Fake Interviews via Trojanized VNC Apps

The North Korea-linked Lazarus Group (aka Hidden Cobra or TEMP.Hermit) has been observed using trojanized versions of Virtual Network Computing (VNC) apps as lures to target the defense industry and nuclear engineers as part of a long-running campaign known as Operation Dream Job. “The threat actor tricks job seekers on social media...

October 18, 2023
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Qubitstrike Targets Jupyter Notebooks with Crypto Mining and Rootkit Campaign

A threat actor, presumably from Tunisia, has been linked to a new campaign targeting exposed Jupyter Notebooks in a two-fold attempt to illicitly mine cryptocurrency and breach cloud environments. Dubbed Qubitstrike by Cado, the intrusion set utilizes Telegram API to exfiltrate cloud service provider credentials following a successful compromise. “The payloads...

October 18, 2023
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Unraveling Real-Life Attack Paths – Key Lessons Learned

In the ever-evolving landscape of cybersecurity, attackers are always searching for vulnerabilities and exploits within organizational environments. They don’t just target single weaknesses; they’re on the hunt for combinations of exposures and attack methods that can lead them to their desired objective. Despite the presence of numerous security tools,...

October 18, 2023
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Critical Citrix NetScaler Flaw Exploited to Target from Government, Tech Firms

Citrix is warning of exploitation of a recently disclosed critical security flaw in NetScaler ADC and Gateway appliances that could result in exposure of sensitive information. Tracked as CVE-2023-4966 (CVSS score: 9.4), the vulnerability impacts the following supported versions – NetScaler ADC and NetScaler Gateway 14.1 before 14.1-8.50 NetScaler ADC and...

October 18, 2023
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TetrisPhantom: Cyber Espionage via Secure USBs Targets APAC Governments

Government entities in the Asia-Pacific (APAC) region are the target of a long-running cyber espionage campaign dubbed TetrisPhantom. “The attacker covertly spied on and harvested sensitive data from APAC government entities by exploiting a particular type of secure USB drive, protected by hardware encryption to ensure the secure storage and...

October 18, 2023
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New Admin Takeover Vulnerability Exposed in Synology’s DiskStation Manager

A medium-severity flaw has been discovered in Synology’s DiskStation Manager (DSM) that could be exploited to decipher an administrator’s password and remotely hijack the account. “Under some rare conditions, an attacker could leak enough information to restore the seed of the pseudorandom number generator (PRNG), reconstruct the admin password,...