News – March 2021


  • CISA Alert (AA21-062A): Mitigate Microsoft Exchange Server Vulnerabilities

    March 3, 2021

    Cybersecurity and Infrastructure Security (CISA) partners have observed active exploitation of vulnerabilities in Microsoft Exchange Server products. Successful exploitation of these vulnerabilities allows an unauthenticated attacker to execute arbitrary code on vulnerable Exchange Servers, enabling the attacker to gain persistent system access, as well as access to files and mailboxes on the server and to ...

  • Compromised Website Images Camouflage ObliqueRAT Malware

    March 2, 2021

    The ObliqueRAT malware is now cloaking its payloads as seemingly-innocent image files that are hidden on compromised websites. The remote access trojan (RAT), which has been operating since 2019, spreads via emails, which have malicious Microsoft Office documents attached. Previously, payloads were embedded into the documents themselves. Now, if users click on the attachment, they’re redirected ...

  • Ryuk Ransomware: Now with Worming Self-Propagation

    March 2, 2021

    A new version of the Ryuk ransomware is capable of worm-like self-propagation within a local network, researchers have found. The variant first emerged in Windows-focused campaigns earlier in 2021, according to the French National Agency for the Security of Information Systems (ANSSI). The agency said that it achieves self-replication by scanning for network shares, and then ...

  • Malaysia Airlines suffers data security ‘incident’ spanning nine years

    March 2, 2021

    Malaysia Airlines has suffered a data security “incident” that compromised personal information belonging to members of its frequent flyer programme, Enrich. The breach is purported to have occurred at some point during a period that spans almost a decade and involves a third-party IT service provider. The airline had sent out an emailer to Enrich members ...

  • Fast Flux 101: How Cybercriminals Improve the Resilience of Their Infrastructure to Evade Detection and Law Enforcement Takedowns

    March 2, 2021

    Fast flux is a technique used by cybercriminals to increase their infrastructure’s resilience by making law enforcement takedown of their servers and blocklisting of their IP addresses harder. It is critical for these cybercriminals to maintain their networks’ uptime to avoid losses to their revenue streams, including phishing and scam campaigns, botnet rental and illegal ...

  • Emotet One Month After the Takedown

    March 2, 2021

    2021 got off to a fantastic start for the cybersecurity community with the news that the infamous botnet Emotet had been brought down in a coordinated global operation, “Operation Ladybird.” As the first security vendor to detect and profile the Trojan all the way back in 2014, we’re particularly delighted to be seeing the back of ...

  • Working Windows and Linux Spectre exploits found on VirusTotal

    March 1, 2021

    Working exploits targeting Linux and Windows systems not patched against a three-year-old vulnerability dubbed Spectre were found by security researcher Julien Voisin on VirusTotal. The vulnerability was unveiled as a hardware bug in January 2018 by Google Project Zero researchers. If successfully exploited on vulnerable systems, it can be used by attackers to steal sensitive data, including ...

  • New South Wales’ Transport agency extorted by ransomware gang after Accellion attack

    March 1, 2021

    The transport system for the Australian state of New South Wales has suffered a data breach after the Clop ransomware exploited a vulnerability to steal files. Transport for NSW is New South Wales’ transport system in charge of the buses, ferries, regional air operators, and cargo transportation. Last week, Transport for NSW disclosed that their agency suffered ...

  • Cloud-Based Storage Misconfigurations – Understanding the Security Risks and Responses

    March 1, 2021

    Misconfigurations remain one of the most common risks in the technology world. Simply telling organisations to “fix” this problem, however, is not as easy as it might first seem because there’s a myriad of technologies at play in modern infrastructure deployments. All of this results in a complicated mix of hardening approaches for each system. What ...

  • Mobile malware evolution 2020

    March 1, 2021

    In their campaigns to infect mobile devices, cybercriminals always resort to social engineering tools, the most common of these passing a malicious application off as another, popular and desirable one. All they need to do is correctly identify the application, or at least, the type of applications, that are currently in demand. Therefore, attackers constantly ...

  • Povlsomware PoC Ransomware Features Cobalt Strike Compatibility

    March 1, 2021

    Povlsomware (Ransom.MSIL.POVLSOM.THBAOBA) is a proof-of-concept (POC) ransomware first released in November 2020 which, according to their Github page, is used to “securely” test the ransomware protection capabilities of security vendor products. Povlsomware has not garnered much attention at the moment, being talked about in only a few sites — however, it has some interesting characteristics, ...

  • World’s leading dairy group Lactalis hit by cyberattack

    March 1, 2021

    Lactalis, the world’s leading dairy group, has disclosed a cyberattack after unknown threat actors have breached some of the company’s systems. Lactalis (short for Lactalis Group) has 85,000 employees in 51 countries, and it exports dairy products to over 100 countries around the world. The dairy group controls multiple leading international brands, including Président, Galbani, Lactel, Santal, ...

  • Cybersecurity firm Genua fixes a critical flaw in its GenuGate High Resistance Firewall

    March 1, 2021

    Germany-based cybersecurity company Genua has fast-tracked a fix for a critical flaw in one of its firewall products. If exploited, the vulnerability could allow local attackers to bypass authentication measures and log in to internal company networks with the highest level of privileges. Genua says it offers more than 20 security solutions for encrypting data communication ...

  • Hackers use black hat SEO to push ransomware, trojans via Google

    March 1, 2021

    The delivery system for the Gootkit information stealer has evolved into a complex and stealthy framework, which earned it the name Gootloader, and is now pushing a wider variety of malware via hacked WordPress sites and malicious SEO techniques for Google results. Apart from increasing the number of payloads, Gootloader has been seen distributing them across ...

  • Passwords, Private Posts Exposed in Hack of Gab Social Network

    March 1, 2021

    Distributed Denial of Secrets (DDoSecrets), a self-proclaimed “transparency collective,” claim they have received more than 70 gigabytes of data exfiltrated from social media network Gab. Gab, which touts itself as “a social network that champions free speech, individual liberty and the free flow of information online” has drawn in various alt-right and far-right users. A hacker ...

  • Bad bots are on the attack, and your defence plan is probably wrong

    March 1, 2021

    Google is warning that bots are causing more problems for business — but many companies are only focused on the most obvious attacks. At the outset of the COVID-19 pandemic Microsoft chief Satya Nadella said Microsoft had seen “two years’ worth of digital transformation in two months.” Google now sees that attackers have adapted to these ...

  • Universal Health Services lost $67 million due to Ryuk ransomware attack

    March 1, 2021

    Universal Health Services (UHS) said that the Ryuk ransomware attack it suffered during September 2020 had an estimated impact of $67 million. UHS, a Fortune 500 hospital and healthcare services provider, has over 90,000 employees who provide services to roughly 3.5 million patients each year in more than 400 US and UK healthcare facilities. UHS said last ...