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FortiGuard Labs Reports Ransomware Variants Almost Double in Six Months

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Fortinet has announced the latest semiannual FortiGuard Labs Global Threat Landscape Report. “Cyber adversaries are advancing their playbooks to thwart defense and scale their criminal affiliate networks,” says Derek Manky, Chief Security Strategist & VP Global Threat Intelligence, FortiGuard Labs. “They are using aggressive execution strategies such as extortion or wiping data as well as focusing on reconnaissance tactics pre-attack to ensure better return on threat investment. To combat advanced and sophisticated attacks, organizations need integrated security solutions that can ingest real-time threat intelligence, detect threat patterns, and correlate massive amounts of data to detect anomalies and automatically initiate a coordinated response across hybrid networks.”

Highlights of the 1H 2022 report follow:

  • The ransomware threat continues to adapt with more variants enabled by Ransomware-as-a-Service (RaaS).
  • Work-from-anywhere (WFA) endpoints remain targets for cyber adversaries to gain access to corporate networks. Operational technology (OT) and information technology (IT) environments are both attractive targets as cyber adversaries search for opportunities in the growing attack surface and IT/OT convergence.
  • Destructive threat trends continue to evolve, as evidenced by the spread of wiper malware as part of adversary toolkits.
  • Cyber adversaries are embracing more reconnaissance and defense evasion techniques to increase precision and destructive weaponization across the cyber-attack chain.

Ransomware Variant Growth Shows Evolution of Crime Ecosystems: Ransomware remains a top threat and cyber adversaries continue to invest significant resources into new attack techniques. In the past six months, FortiGuard Labs has seen a total of 10,666 ransomware variants, compared to just 5,400 in the previous six-month period. That is nearly 100% growth in ransomware variants in half a year. RaaS, with its popularity on the dark web, continues to fuel an industry of criminals forcing organizations to consider ransomware settlements. To protect against ransomware, organizations, regardless of industry or size, need a proactive approach. Real-time visibility, protection, and remediation coupled with zero-trust network access (ZTNA) and advanced endpoint detection and response (EDR) are critical.

Exploit Trends Show OT and the Endpoint Are Still Irresistible Targets: The digital convergence of IT and OT and the endpoints enabling WFA remain key vectors of attack as adversaries continue to target the growing attack surface. Many exploits of vulnerabilities at the endpoint involve unauthorized users gaining access to a system with a goal of lateral movement to get deeper into corporate networks. For example, a spoofing vulnerability (CVE 2022-26925) placed high in volume, as well as a remote code execution (RCE) vulnerability (CVE 2022-26937). Also, analyzing endpoint vulnerabilities by volume and detections reveals the relentless path of cyber adversaries attempting to gain access by maximizing both old and new vulnerabilities. In addition, when looking specifically at OT vulnerability trends, the sector was not spared. A wide range of devices and platforms experienced in-the-wild exploits, demonstrating the cybersecurity reality of increased IT and OT convergence and the disruptive goals of adversaries. Advanced endpoint technology can help mitigate and effectively remediate infected devices at an early stage of an attack. In addition, services such as a digital risk protection service (DRPS) can be used to do external surface threat assessments, find and remediate security issues, and help gain contextual insights on current and imminent threats.

Destructive Threat Trends Continue With Wipers Widening: Wiper malware trends reveal a disturbing evolution of more destructive and sophisticated attack techniques continuing with malicious software that destroys data by wiping it clean. The war in Ukraine fueled a substantial increase in disk wiping malware among threat actors primarily targeting critical infrastructure. FortiGuard Labs identified at least seven major new wiper variants in the first six months of 2022 that were used in various campaigns against government, military, and private organizations. This number is significant because it is close to the number of wiper variants that have been publicly detected since 2012. Additionally, the wipers did not stay in one geographical location but were detected in 24 countries besides Ukraine. To minimize the impact of wiper attacks, network detection and response (NDR) with self-learning artificial intelligence (AI) is helpful to better detect intrusions. Also, backups must be stored offsite and offline.

Defense Evasion Remains Top Attack Tactic Globally: Examining adversarial strategies reveals takeaways about how attack techniques and tactics are evolving. FortiGuard Labs analyzed the functionality of detected malware to track the most prevalent approaches over the last six months. Among the top eight tactics and techniques focused on the endpoint, defense evasion was the most employed tactic by malware developers. They are often using system binary proxy execution to do so. Hiding malicious intentions is one of the most important things for adversaries. Therefore, they are attempting to evade defenses by masking them and attempting to hide commands using a legitimate certificate to execute a trusted process and carry out malicious intent. In addition, the second most popular technique was process injection, where criminals work to inject code into the address space of another process to evade defenses and improve stealth. Organizations will be better positioned to secure against the broad toolkits of adversaries armed with this actionable intelligence. Integrated, AI and ML-driven cybersecurity platforms with advanced detection and response capabilities powered by actionable threat intelligence are important to protect across all edges of hybrid networks.

AI-powered Security Across the Extended Attack Surface
When organizations gain a deeper understanding of the goals and tactics used by adversaries through actionable threat intelligence, they can better align defenses to adapt and react to quickly changing attack techniques proactively. Threat insights are critical to help prioritize patching strategies to better secure environments. Cybersecurity awareness and training are also important as the threat landscape changes to keep employees and security teams up-to-date. Organizations need security operations that can function at machine speed to keep up with the volume, sophistication, and rate of today’s cyber threats. AI and ML-powered prevention, detection, and response strategies based on a cybersecurity mesh architecture allow for much tighter integration, increased automation, as well as a more rapid, coordinated, and effective response to threats across the extended network.

Report Overview
This latest Global Threat Landscape Report is a view representing the collective intelligence of FortiGuard Labs, drawn from Fortinet’s vast array of sensors collecting billions of threat events observed around the world during the first half of 2022. Similar to how the MITRE ATT&CK framework classifies adversary tactics and techniques, with the first three groupings spanning reconnaissance, resource development, and initial access, the FortiGuard Labs Global Threat Landscape Report leverages this model to describe how threat actors target vulnerabilities, build malicious infrastructure, and exploit their targets. The report also covers global and regional perspectives as well as threat trends affecting IT and OT.

Cyber Security

Cybersecurity Collaboration Holds Immense Significance in Today’s Threat Landscape

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Ertug Ayik, the VP and MD of Middle East and Africa at HP, speaks about the security threat landscape in the region and what companies can do to keep these threats at bay

Tell us about the security threat landscape in the region. How has it evolved over the years?
The security threat landscape in our region, like many others, has evolved significantly over the years. We have witnessed a shift from primarily isolated attacks to a complex and interconnected threat landscape. Threat actors are becoming more sophisticated, and attacks are increasingly targeted and financially motivated.

Emerging technologies, such as IoT and cloud computing, have introduced new attack vectors. The shift to the cloud has also made cybercrime easier, cheaper, and more profitable. Traditional security measures have focused on detecting malware to prevent attackers from gaining access to critical systems. Over the last year, we have seen signs of increased development and trading capabilities – from tools to hack BIOS passwords, to rootkits and trojans targeting device firmware.

Organizations must adapt to this dynamic environment by implementing proactive security measures and staying informed about evolving threats. Increased resiliency, meaning, the ability to respond to hackers who have managed to exploit a vulnerability, is key.

What sort of role does the security community play in countering cyber threats?
The security community plays a crucial role in countering cyber threats. It serves as a collective defence mechanism against the ever-evolving threat landscape. Security professionals, researchers, organizations, and governments collaborate to share threat intelligence, insights, and best practices. This collaboration fosters a deeper understanding of emerging threats, enables rapid response to incidents, and enhances detection and mitigation capabilities.

Additionally, the security community contributes to raising awareness about cybersecurity and promoting proactive defence strategies. HP Sure Click, one of our key security solutions, not only protects users from various cyberattacks but also contributes to this collaborative ecosystem. Its containment-based approach enables us to capture and analyse malware execution traces, providing valuable insights to the security community. Collaboration with industry experts and leveraging threat intelligence providers empower us at HP to better identify and evaluate emerging threats before they pose significant risks.

Tell us about HP’s HP Sure Click. How does it help in keeping security threats at bay?
HP Sure Click is a groundbreaking security solution that plays a pivotal role in safeguarding against security threats. It leverages cutting-edge micro-virtual machine technology to create secure environments for handling untrusted content. By isolating potentially malicious activities within these secure micro-VMs, HP Sure Click prevents threats from spreading to other parts of a network.

HP Sure Click goes beyond safeguarding web browsers; it extends its protection to cover documents like PDFs and Microsoft Office files. This approach ensures that even if a file is compromised, the malware within it remains contained and cannot infect the user’s device. HP Sure Click also quantifies risks by recording how users encounter threats, whether through email attachments, browser downloads or clicking on links.

These insights reduce known risks and may even uncover previously unknown risky user behaviours that can be addressed at an organizational level. HP Sure Click automatically maps attack attempts to MITRE ATT&CK, an industry knowledge base that enables organizations to understand the techniques that attackers are using against their organizations and prioritize their defences based on the threats they face.

By employing HP Sure Click, organizations can proactively defend against malware attacks, enhance their cybersecurity posture, and maintain a secure computing environment.

What are the significance and benefits of cybersecurity collaboration in terms of public reporting, sharing analysis tools, and collaborating within trust groups to enhance collective knowledge and response capabilities?
Cybersecurity collaboration holds immense significance in today’s threat landscape. We all have different vantage points of the threat landscape so by engaging in collaborative efforts such as public reporting, sharing analysis tools, and participating in trust groups, the security community amplifies its collective knowledge and response capabilities. This approach helps in several ways.

Firstly, public reporting of cyber threats raises awareness and allows organizations to tackle emerging threats proactively. Secondly, the sharing of analysis tools accelerates the identification and response to cyberattacks, enabling faster mitigation. Thirdly, trust groups foster a sense of shared responsibility, trust, and mutual support within the security community. Collaboration within these groups promotes a more coordinated and effective response to threats.

HP recognises the importance of such collaboration and actively contributes to the security community by sharing insights and analysis through research and publications.

What are the challenges of cybersecurity collaboration, and can these be overcome?
In the realm of cybersecurity collaboration, we encounter a multitude of challenges that demand careful consideration. The foremost among these challenges is the reluctance to share sensitive information due to concerns about data privacy and security. However, to effectively counteract evolving threats, it is important that organizations overcome this hurdle by anonymizing data and following robust security protocols for information exchange. Organisations can consider participating in collaboration platforms that ensure confidentiality while also implementing clear legal and governance frameworks designed to protect shared information.

Building trust requires establishing strong relationships among all parties. Another formidable challenge lies in the allocation of resources required for seamless collaboration. Coordinating efforts across diverse entities can be resource-intensive, necessitating efficient resource pooling and allocation. To surmount these challenges, industry groups can play a pivotal role in facilitating collaboration and distributing resources effectively. Moreover, the establishment of standardized legal agreements can provide a solid foundation for secure information sharing.

Ultimately, the cornerstone of successful cybersecurity collaboration rests on trust. Fostering trust among collaborators is an ongoing process that hinges on transparent communication, the diligent protection of shared data, and a unified commitment to bolstering collective security efforts. By addressing these challenges head-on, we can collectively fortify our defences against the relentless evolution of cyber threats.

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Cyber Security

42 Abu Dhabi Hosts Coding Hackathon in Collaboration with Al Hathboor Bikal.ai

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42 Abu Dhabi, the UAE capital’s innovative and disruptive coding school that provides a unique peer-to-peer, gamified learning methodology, held a hackathon titled “AI See a Solution: Computer Vision Hackathon 2023” from 13-14 September. The hackathon was held in collaboration with Al Hathboor Bikal.ai, a cutting-edge solutions provider dedicated to spearheading technological advancements for businesses and governments.

This two-day hackathon aimed to foster innovation and creativity among students by challenging them to harness the power of coding to solve real-world problems using AI. The event kicked off with a workshop on the first day, focusing on Computer Vision using Python Frameworks, Python Libraries, Open-source Models, and Datasets. Through the workshop, students gained valuable insights and skills essential for the hackathon, ensuring they are equipped to tackle the challenge ahead.

The team that won first place, including Ahmed Salem, Ghaiath Abdoush, Shatha Jadallah and Nousheen Ali, developed ‘Sawt AlRu’ya,’ an application which utilizes cutting-edge computer vision and AI technology to analyze live video streams, convert them into real-time textual descriptions, and seamlessly translate them into spoken words using a Large Language Model (LLM). By providing immediate audio feedback, ‘Sawt AlRu’ya’ empowers individuals with visual impairments to interact with their surroundings, effectively enhancing their daily lives and fostering inclusivity.

The second-place champions, including Avazbek Rashidov, Timur Mazitov, Zubaydullo Abdirakhmonov, and Nauman Munir, developed “Visulaw”, a tool which empowers users to capture photos of objects and instantly receive location-specific information about relevant fines and laws associated with those objects. This web application enhances user awareness and compliance with local regulations, fostering safer and more informed interactions with everyday objects.

Marcos Muller Habig, Acting CEO of 42 Abu Dhabi, said, “We were thrilled to host the hackathon in collaboration with Al Hathboor Bikal.ai, which served as an opportunity for our students to showcase their talents and unleash their creativity. The hackathon empowered 42 Abu Dhabi’s students to leverage their coding skills to develop advanced technologies which can drive meaningful change within the community. This cements our leading position as a talent incubator that is upskilling a new generation of coders who are equipped to accelerate the Emirate’s digital transformation and make a positive impact on society.”

Raj Sandhu, General Manager of Al Hathboor Bikal.ai, said, “We at Al Hathboor Bikal.ai are proud to collaborate with 42 Abu Dhabi in spearheading technological advancements through coding and practical sciences. AHB is pleased to be part of the very first Computer Vision hackathon in collaboration with 42 Abu Dhabi. We extend our appreciation to the participants and 42 Abu Dhabi Faculty’s unwavering support, and we look forward to future collaboration opportunities.”

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Cyber Security

Chinese Malware Appears in Earnest Across Cybercrime Threat Landscape

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Since early 2023, Proofpoint has observed an increase in the email distribution of malware associated with suspected Chinese cybercrime activity. This includes the attempted delivery of the Sainbox Remote Access Trojan (RAT) – a variant of the commodity trojan Gh0stRAT – and the newly identified ValleyRAT malware. After years of this malware not appearing in Proofpoint threat data, its appearance in multiple campaigns over the last six months is notable.

The phrase “Chinese-themed” is used to describe content related to this malicious activity, including lures, malware, targeting, and metadata that contains Chinese language usage. Campaigns are generally low-volume and are typically sent to global organizations with operations in China. The email subjects and content are usually written in Chinese and are typically related to business themes like invoices, payments, and new products. The targeted users have Chinese-language names spelled with Chinese-language characters, or specific company email addresses that appear to align with businesses’ operations in China. Although most campaigns have targeted Chinese-speaking users, Proofpoint observed one campaign targeting Japanese organizations, suggesting a potential expansion of activity.

These recently identified activity clusters have demonstrated flexible delivery methods, leveraging both simple and moderately complex techniques. Commonly, the emails contain URLs linking to compressed executables that are responsible for installing the malware. Proofpoint has also observed Sainbox RAT and ValleyRAT delivered via Excel and PDF attachments containing URLs linking to compressed executables.

Research into additional activity clusters utilizing this malware demonstrates enough variety in infrastructure, sender domains, email content, targeting, and payloads that researchers currently conclude that all use of these malware and associated campaigns are not attributable to the same cluster, but likely multiple distinct activity sets.

The emergence and uptick of both novel and older Chinese-themed malware demonstrates a new trend in the overall 2023 threat landscape. A blend of historic malware such as Sainbox – a variant of the older Gh0stRAT malware – and the newly uncovered ValleyRAT may challenge the dominance that the Russian-speaking cybercrime market has on the threat landscape. However, the Chinese-themed malware is currently mostly targeted toward users who likely speak Chinese. Proofpoint continues to monitor for evidence of increasing adoption across other languages.

With this resurgence of Chinese-themed malware, the question arises: is the impact of older malware easier to detect due to its age? Does mature detection always mean mature security? Based on Proofpoint’s analysis, the answer is not necessary, as older malware can still be effective, especially when threat actors constantly change tactics by rotating IPs, domains, encoding, and obfuscation. Consequently, even though these malware families are not new, organizations cannot afford to underestimate the risk they pose.

Proofpoint research suggests that this activity does not seem to be related to a single entity but rather appears to be a cluster of activities based on temporal patterns. The appearance of ValleyRAT alongside the older families hints at the possibility of their relationship in terms of timing. Proofpoint anticipates ValleyRAT will be used more frequently in the future.

Raising awareness in 2023 about the reappearance of these threats serves as an informational bulletin for the community. While new and sophisticated threats seemingly dominate the daily threat landscape, it is essential to maintain a balanced perspective by acknowledging seemingly less significant risks that persist. Despite being neither new nor advanced, Sainbox RAT still poses a threat in 2023, and ValleyRAT is an emerging threat in this space.

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