Cyber Security
Don’t Be a Victim of SIM Swapping: Follow Three Simple Tips
Cyberattacks that can steal personal data are on the rise. While most people are aware of phishing attacks, very few are alert to the dangers of so-called SIM swapping, whereby cybercriminals get hold of a duplicate of a victim’s mobile SIM card. With a duplicate SIM, they can then circumvent the two-step verification process that protects services like your banking app. The problem is so severe that the FBI issued a warning about SIM swapping and in light of this, Check Point Software Technologies has put together three simple tips to avoid becoming a victim.
What is SIM swapping?
SIM swapping happens when a cybercriminal obtains a duplicate of your SIM card. However, in order to do this, they need access to your personal data such as ID, phone number and full name, which they can get hold of using phishing techniques. Then they can simply contact your mobile operator and impersonate you over the phone or the internet or even by visiting a physical store.
Once the duplicate SIM has been obtained, the cybercriminal only has to insert the card into a device to access all the information and data of the victim’s account including call logs and message history. From that point on, s/he has complete control and it is easy to access your banking app and steal your money by moving it to another account. Although this would mean using a verification code, don’t forget the attacker has access to your mobile line, so all they have to do is copy and paste the code that was intended for you.
How to stay safe:
- Be careful with personal data: this is the information that cybercriminals need to duplicate your SIM. This is why it’s so important to be careful about the websites you visit. Make sure the site in question is official and that it has all the various security measures in place, such as an encrypted connection. Look out for the padlock symbol in the address bar, which shows that it has a valid security certificate and that the URL begins with https://, if it does not include the final -S://, it could be a risky page.
- Be aware of phishing: you need to know the tell-tale signs of a phishing attack to prevent them from gaining access to your personal data. Look out for emails and text messages with spelling mistakes even if you know the sender. Pay close attention to the domain name to make sure it’s genuine. The same applies to strange-looking links or attachments. Often, these types of details are signs of a phishing attack.
- Look out for loss of signal: one easy and surefire way to find out that there is a duplicate SIM card is that you will completely lose your mobile signal. This is because you will now have a phone with a SIM card that has no access to a mobile network. As a result, you will no longer be able to make or receive calls and texts. If this happens, you need to contact the authorities and your mobile operator so that they can deactivate the SIM and start the process of recovering your data.
“Cybercriminals are always looking for new ways to steal your data to achieve their goals. It’s important that people are able to spot the signs of an attack. If you’re not aware of these tell-tale clues, you’re putting yourself at higher risk and are more likely to suffer more serious consequences. This could mean having your bank account emptied or you could fall victim to identity theft which would enable the criminal to buy goods and services over the internet in your name,” warns Ram Narayanan, Country Manager at Check Point Software Technologies, Middle East.
Cyber Security
Sophos MDR Protects 26,000 Customers Globally with Latest Innovations
Sophos has announced that its Sophos Managed Detection and Response (MDR) service has reached a major milestone, now protecting more than 26,000 organizations globally, growing its customer base by 37% in 2024. This achievement highlights the increasing demand for Sophos’ proactive, expert-led security solutions, which help organizations of all sizes stay protected 24/7 against increasingly sophisticated cyber threats, including the most advanced ransomware, business email compromise (BEC) and phishing attacks.
Sophos MDR offers a comprehensive suite of capabilities that go beyond standard threat containment to include full-scale incident response, such as root cause analysis, the removal of malicious tools or artefacts used by attackers, and investigations across customers’ environments to ensure adversaries are fully ejected to prevent another attack. What further differentiates Sophos is that these incident response services are included with Sophos MDR on an unlimited basis, meaning customers are not additionally charged and there is no limit on the number of incident response hours. Sophos MDR Complete also includes a breach protection warranty covering up to $1 million in incident response expenses. Sophos provides flexibility for how customers can work with the MDR analysts, including the ability to pre-authorize them to contain an active threat.
Sophos has made significant investments into its MDR offering with increased analyst capacity, AI-assisted workflows, new features and expanded integrations to help deliver the best possible outcomes through improved protection, detection and investigation of threats. Sophos has added the following new features:
- Proof of Value: New Sophos MDR service insights to explain the MDR team’s actions including highlighting the human hours spent threat hunting and creating and tuning detections. High-value dashboard enhancements include details of MITRE ATT&CK tactics uncovered in proactive threat hunts conducted by Sophos’ MDR team, MDR analyst coverage, case investigation summaries and an account health check status.
- Enhanced Security for Microsoft Customers: New Sophos-proprietary detections for Microsoft Office 365 identify threats including business email compromise and adversary in the middle account takeover attacks, independent of the customer’s Microsoft license level.
- Expanded Compatibility with Third Parties: This expanded ecosystem of turnkey integrations with third-party cybersecurity and IT tools includes a new Backup and Recovery integration category.
- Proactive Vulnerability Mitigation: Sophos Managed Risk powered by Tenable provides attack surface vulnerability management as a new managed service option for Sophos MDR customers.
- Efficiency and Automation: Sophos MDR has added AI-powered workflows to streamline operational processes and drive better security outcomes for our customers. This innovation delivers a reduced mean time to respond (MTTR) through more efficient triage, while also ensuring that all legitimate threats are rapidly investigated. This enables analysts to concentrate on other tasks such as threat hunting, account health monitoring and detection engineering.
“Attackers are continuously advancing their tactics to outmanoeuvre traditional security defences,” said Rob Harrison, senior vice president of product management at Sophos. “Our customers rely on Sophos MDR to help their organizations tackle today’s threats 24/7 with full-scale incident response to remove active adversaries and conduct root cause analysis to identify the underlying issues that led to an incident. We’re consistently evolving our solutions with new offerings and integrations, just like attackers are constantly evolving their tactics, so customers can disrupt threats before they escalate into destructive attacks.”
Cyber Security
Group-IB Joins Cybercrime Atlas at WEF to Combat Global Cybercrime
Group-IB has announced today that it has joined the Cybercrime Atlas—an initiative hosted at the World Economic Forum—to contribute to the research of the evolving landscape of cybercrime, support the disruption of cybercriminal infrastructure and operations, and to enhance collaborations between local and international stakeholders to enhance cybersecurity globally.
The Cybercrime Atlas, hosted at the World Economic Forum’s Centre for Cybersecurity, leverages open-source research to generate actionable insights into the cybercriminal ecosystem. Its community comprises organizations pivotal in identifying and dismantling cybercriminal activities. This collaborative initiative seeks to build a global, action-focused repository of cybercrime intelligence, promoting cooperation among investigators, law enforcement, financial institutions, and businesses at both national and international levels. Group-IB’s analysts have already begun contributing to Cybercrime Mapping, and Cybercrime Investigation Working Groups.
“Joining the Cybercrime Atlas initiative is not just an opportunity – it’s a responsibility. In a world where cyber threats transcend borders, collaboration is our most powerful defence. By uniting with the Cybercrime Atlas community and other key stakeholders, we connect expertise and critical intelligence, creating a united front that can disrupt criminal networks and make the digital world a safer place for everyone,” said Dmitry Volkov, CEO, Group-IB.
“The Cybercrime Atlas is a collaborative research initiative by leading companies and experts, facilitated by the World Economic Forum, to map the cybercrime landscape. The insights generated are promoting opportunities for greater cooperation between the private sector and law enforcement to address cybercrime,” said Tal Goldstein, Head of Strategy and Policy, World Economic Forum’s Centre for Cybersecurity.
Cyber Security
ESET Research Discovers UEFI Secure Boot Bypass Vulnerability
ESET researchers have discovered a vulnerability, affecting the majority of UEFI-based systems, that allows actors to bypass UEFI Secure Boot. This vulnerability, assigned CVE-2024-7344, was found in a UEFI application signed by Microsoft’s “Microsoft Corporation UEFI CA 2011” third-party UEFI certificate. The exploitation of this vulnerability can lead to the execution of untrusted code during system boot, enabling potential attackers to easily deploy malicious UEFI bootkits (such as Bootkitty or BlackLotus) even on systems with UEFI Secure Boot enabled, regardless of the operating system installed.
ESET reported the findings to the CERT Coordination Center (CERT/CC) in June 2024, which successfully contacted the affected vendors. The issue has now been fixed in affected products, and the old, vulnerable binaries were revoked by Microsoft in the January 14, 2025, Patch Tuesday update.
The affected UEFI application is part of several real-time system recovery software suites developed by Howyar Technologies Inc., Greenware Technologies, Radix Technologies Ltd., SANFONG Inc., Wasay Software Technology Inc., Computer Education System Inc., and Signal Computer GmbH.
“The number of UEFI vulnerabilities discovered in recent years and the failures in patching them or revoking vulnerable binaries within a reasonable time window shows that even such an essential feature as UEFI Secure Boot should not be considered an impenetrable barrier,” says ESET researcher Martin Smolár, who discovered the vulnerability. “However, what concerns us the most concerning the vulnerability is not the time it took to fix and revoke the binary, which was quite good compared to similar cases, but the fact that this isn’t the first time that such an unsafe signed UEFI binary has been discovered. This raises questions of how common the use of such unsafe techniques is among third-party UEFI software vendors, and how many other similar obscure, but signed, bootloaders there might be out there.”
Exploitation of this vulnerability is not limited to systems with the affected recovery software installed, as attackers can bring their copy of the vulnerable binary to any UEFI system with the Microsoft third-party UEFI certificate enrolled. Also, elevated privileges are required to deploy the vulnerable and malicious files to the EFI system partition (local administrator on Windows; root on Linux). The vulnerability is caused by the use of a custom PE loader instead of using the standard and secure UEFI functions LoadImage and StartImage. All UEFI systems with Microsoft third-party UEFI signing enabled are affected (Windows 11 Secured-core PCs should have this option disabled by default).
The vulnerability can be mitigated by applying the latest UEFI revocations from Microsoft. Windows systems should be updated automatically. Microsoft’s advisory for the CVE-2024-7344 vulnerability can be found here. For Linux systems, updates should be available through the Linux Vendor Firmware Service.
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