WME Security Briefing 20 May 2024

WME Cybersecurity Briefings No. 010

Advanced Persistent Threats: North Korean Hackers Launch Golang Malware


A new malware strain, called Titan Stealer, is currently actively circulating in the threat landscape, targeting a variety of personal data and linked to North Korean state-sponsored cyber espionage groups.

The information recently identified that this data stealer leverages Golang to steal vital and private information, and exposed system specifications and credentials from various browsers, and cryptocurrency wallets.


Titan Stealer is a well-structured malware that aims to target Windows operating systems. The sophisticated malware evasion capability allows the Golang malware variant to execute undetected and sanitized using the Process Hollowing technique. The crimeware targets five major browsers and ten prominent cryptocurrency data systems and individuals. Once successfully executed, the malware sends the stolen data to remote servers controlled by North Korean actors.


To safeguard against credentialed theft size stealers, organizations must regularly update virus definitions and scan systems to quickly identify and isolate such activity. People should only download third-party links from reputable distributors and official websites and receive more training to identify and prevent phishing, a common delivery method.

Fake Google Apps on Android Contain Harmful Malware


Malicious Android applications disguised as legitimate Google apps are discovered by security researchers. Apps affected include fake manglings of Google Photos, Google Docs, and Google Drive and various other popular applications.

The coordinated malware efforts are expected to focus on the theft of personal information and banking credentials. The ransomware is distributed through unofficial services and deceitful promotions and is not accessible from the Google Play Store.


Data Theft: Sensitive personal and financial data is extracted and stolen.

Unauthorized Access: A cybercriminal operation could be exposed to the contaminated gadgets behind the attack.

Spread and Scale: The ransomware has already appeared in thousands of applications, indicating that it is rapidly spreading through Android users.

User Trust: The user’s trust when downloading from recognized sources is eroded.


Immediate Actions Suggestions include:

  • Uninstall any applications that appear to be imitating Google’s services but haven’t been verified.
  • After that, use a renowned malware scanner to detect and erase any apparently remaining ransomware imitations.

Preventive Measures include:

  • Users are encouraged to use Google Play as a default app installation source.
  • Make sure to have automatic updates enabled in the Android device and keep it installed.

Awareness & Education:

  • Educate oneself and others on the potential dangers of downloading applications available through unofficial channels.
  • More information on this malware campaign can easily be found via the internet.

TunnelVision Attack via Cloudflare


Cybersecurity practitioners have detected a new form of assault known as “TunnelVision,” which exploits the Cloudflare Tunnel assistance. Although this service is frequently employed to create remote access, adversaries have recently employed it to make covert connections and manage the target’s network.


  • Misuse of Remote Access: The Cloudflare Tunnel becomes configured to grant unauthorized access to services such as SSH, RDP, and SMB.
  • Evasion Techniques: Since adversaries are employing technically authorized providers, they can avoid detection by traditional security devices.
  • Massive Access Potential: If the Cloudflare Tunnel service gets configured to permit everything from the adversary’s network, they can access whole segments of the network.


  • Monitor Network Traffic: In particular, admins should keep an eye out for any eccentric outbound connections that may comprise Cloudflare Tunnel services.
  • Restrict Use: Admins should create regulations to filter or monitor the services of a Cloudflare Tunnel if they are not required in your organization’s operations.

Regular Audits: Periodically scrutinize your network configuration and beliefs to ensure that no unauthorized protocols are running. This instruction can assist in wearying the risk of the TunnelVision assail, which brainstorms legitimate network tools for malevolent determinations.

APT28 Targets Polish Government


A notable cyber espionage group linked to the Russian government, known as APT28 or Fancy Bear, recently conducted sophisticated cyber-attacks against the Polish government. The group’s cyber-attacks, which took place at the beginning of May 2024, involved advanced persistent threats aimed at infiltrating and possibly disrupting government functions. APT28 has a historic relationship with GRU, Russia’s military intelligence agency.


Major Disruption: The major sectors targeted during the latest attacks are crucial for strategic planning and overall security, risking significant disruptions within the administrative scope.

Data Breach: The attackers likely accessed crucial information regarding national security and administrative functions, leading to potential security risks or leaks.

Heightened Security Alert: The attacks witnessed by critical entities like the government are likely to lead to increased security alerts from other high-profile nations and organizations due to the prominence and sophistication of the threats.


Immediate Audits: Critical government wings and their relevant agencies need to immediately audit their systems to determine any existing or exploited compromises.

Monitoring: Real-time monitoring of the network traffic and log levels will ensure that emerging threats can be detected promptly.

Public-Private Cooperation: Increased collaboration between the public entities and the cybersecurity firms will enhance the response mechanisms in detecting the threats.

The strategic response to the challenges addressed above is critical regarding ongoing tactics in cyber warfare among nation-state actors. There is a need for increased preparedness at all levels of government in enhancing cybersecurity defenses.

LLMjacking Technique Exploits Language Models


A new method utilizing LLMjacking is changing the behaviour of AI systems in subtle ways by injecting manipulative code into language learning models.  The available literature and research conclude the following perspective on LLMjacking implementation and its potential damage.


Given the nature of tools and numerous applications of LLMs in different technologies, such as chatbots, translation algorithms, or content generators, an attack based on LLMjacking has broad exposure to many areas. As malefactors focus on the manipulation of language patterns rather than penetrating a distinct exploit factor, the method has a higher utilization potential.


Monitor and audit the models: Always track the results and decision-making processes created by the AI models and search for unknown patterns that may indicate any infringements.

Update and patch: Ensure that various services you use for conducting the AI models have regular security updates implemented and utilize services from already available vendors.

Educate and explain: Provide the training and awareness of such occasional compromises among your teams.



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