News – July 2021


  • Russia, US launch cybersecurity dialogue, three rounds already held

    July 28, 2021

    Russia and the US have launched bilateral cybersecurity dialogue, with three formal rounds already held, Russian Deputy Foreign Minister Sergey Ryabkov told reporters on Wednesday. “We are beginning to have a better understanding of security issues in the cyber sphere and its different aspects, starting with the use of the corresponding malware with criminal intent and ...

  • Northern Ireland’s COVID certification service suspended after data leak

    July 28, 2021

    Northern Ireland’s Department of Health (DoH) has temporarily halted its COVID-19 vaccine certification online service following a data exposure incident. Some users of COVIDCert NI app were presented with data of other users, under certain circumstances, says the Department. As seen by BleepingComputer, neither the web service nor the mobile app functionality is accessible at the time ...

  • Critical Microsoft Hyper-V bug could haunt orgs for a long time

    July 28, 2021

    Technical details are now available for a vulnerability that affects Hyper-V, Microsoft’s native hypervisor for creating virtual machines on Windows systems and in the Azure cloud computing environment. Currently tracked as CVE-2021-28476, the security issue has a critical severity score of 9.9 out of 10. Exploiting it on unpatched machines can have a devastating impact as ...

  • DDoS attacks in Q2 2021

    July 28, 2021

    In terms of big news, Q2 2021 was relatively calm, but not completely eventless. For example, April saw the active distribution of a new DDoS botnet called Simps — the name under which it introduced itself to owners of infected devices. The malware creators promoted their brainchild on a specially set-up YouTube channel and Discord ...

  • THOR: Previously Unseen PlugX Variant Deployed During Microsoft Exchange Server Attacks by PKPLUG Group

    July 27, 2021

    While monitoring the Microsoft Exchange Server attacks in March 2021, Unit 42 researchers identified a PlugX variant delivered as a post-exploitation remote access tool (RAT) to one of the compromised servers. The variant observed by Unit 42 is unique in that it contains a change to its core source code: the replacement of its trademark ...

  • UC San Diego Health discloses data breach after phishing attack

    July 27, 2021

    UC San Diego Health, the academic health system of the University of California, San Diego, has disclosed a data breach after the compromise of some employees’ email accounts. UC San Diego Health is one of the nation’s best hospitals, being repeatedly ranked as the best health care system in San Diego, according to the 2021-2022 U.S. ...

  • Threat Actors Exploit Misconfigured Apache Hadoop YARN

    July 27, 2021

    The misconfiguration and resulting exposure of cloud services is one of the most prevalent risks in the Linux threat landscape. We previously analyzed incidents related to this security concern, such as an exposed Docker API being abused by threat actors in the wild and exposed Redis instances that threat actors actively search. This blog post will ...

  • LockBit ransomware now encrypts Windows domains using group policies

    July 27, 2021

    A new version of the LockBit 2.0 ransomware has been found that automates the encryption of a Windows domain using Active Directory group policies. The LockBit ransomware operation launched in September 2019 as a ransomware-as-a-service, where threat actors are recruited to breach networks and encrypt devices. In return, the recruited affiliates earn 70-80% of a ransom payment, ...

  • ‘Praying Mantis’ threat actor targeting Windows internet-facing servers with malware

    July 27, 2021

    Windows internet-facing servers are being targeted by a new threat actor operating “almost completely in-memory,” according to a new report from the Sygnia Incident Response team. The report said that the advanced and persistent threat actor — which they have named “Praying Mantis” or “TG1021” — mostly used deserialization attacks to load a completely volatile, custom ...

  • Google announces new bug bounty platform

    July 27, 2021

    Google announced a new bug bounty platform as it celebrated the 10-year anniversary of its Vulnerability Rewards Program (VRP). The program led to a total of 11,055 bugs found, 2,022 rewarded researchers and nearly $30 million in total rewards. Jan Keller, technical program manager for Google’s VRP, said that in honor of the program, they are ...

  • Unhacked: 121 Tools Against Ransomware On A Single Website

    July 26, 2021

    In its five years of existence, No More Ransom has helped prevent almost a billion euros from ending up in criminals’ pockets Working from home, the beach or a café is a reality for many people today. Everything we need is stored in our digital devices, such as personal computers, laptops and mobile phones, which contain ...

  • Researchers warn of unpatched Kaseya Unitrends backup vulnerabilities

    July 26, 2021

    Security researchers warn of three new zero-day vulnerabilities in the Kaseya Unitrends service and advise users not to expose the service to the Internet. Kaseya Unitrends is a cloud-based enterprise backup and disaster recovery solution that is offered as a stand-alone solution or as an add-on for the Kaseya VSA remote management platform. Read more… Source: Bleeping Computer  

  • Babuk Ransomware Gang Ransomed, New Forum Stuffed With Porn

    July 26, 2021

    The Babuk ransomware gang’s new rebrand isn’t going so well. It seems the cybercriminal group has been a victim of a ransomware attack of its own. Babuk’s latest endeavor, a Dark Web ransomware forum called RAMP, was crippled by a spammer over the weekend who overloaded the site with same-sex pornographic GIFs, according to Recorded Future. The ...

  • Brazil creates cyberattack response network

    July 26, 2021

    Brazil has created a cyberattack response network aimed at promoting faster response to cyber threats and vulnerabilities through the coordination between federal government bodies. Created through a presidential decree signed on July 16, the Federal Cyber Incident Management Network will encompass the Institutional Security Office of the presidency as well as all bodies and entities under ...

  • Apple fixes zero-day affecting iPhones and Macs, exploited in the wild

    July 26, 2021

    Apple has released security updates to address a zero-day vulnerability exploited in the wild and impacting iPhones, iPads, and Macs. The vulnerability, tracked as CVE-2021-30807, is a memory corruption issue in the IOMobileFramebuffer kernel extension reported by an anonymous researcher. Read more… Source: Bleeping Computer