Attacks

20 Jan

Are smart devices cyber secure?

Attacks, Data Breaches

Cyber Security Hub takes a deep dive into smart devices and whether they can hold up against cyber attacks targeting them. In December 2022, Cyber Security Hub asked a range of experts to predict what threats would dominate the cyber security threat landscape in 2023. Tina Grant, quality assessor at UK-based aerospace company Aeorspheres, predicted that cyber attacks targeting smart devices would rise. As artificial intelligence (AI) and machine learning (ML) have developed, the technologies…

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19 Jan

Ukraine Links Data-Wiping Attack on New Agency to Russian Hackers

Attacks, Malware

It has almost been a year since the invasion of Ukraine, and security researchers have discovered a series of new malware deployed against Ukrainian targets. These attacks have caused more global cooperation in support of Ukraine as well as a better understanding of Russian cyber capabilities and tactics. Russians have been targeting telecommunications, new agencies, and social media platforms to disrupt the flow of information within Ukraine. Although several attacks have been successful, CERT-UA has…

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19 Jan

Mailchimp Suffers Second Data Breach in Last Six Months

Attacks, Malware

After the first breach was suffered, Mailchimp stated they’d be reassessing their security posture and making changes. Now that a second breach has occurred, it’s unclear if they did not take these steps, or their new defenses simply failed. Taking preventative security measures can go a long way and save valuable time, money, and reputation. Cyber attacks are not slowing down anytime soon, so it’s advised that companies that have not taken the next steps…

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19 Jan

PayPal Accounts Breached in Credential Stuffing Attack

Attacks, Malware

Credential stuffing attacks are a technique of using lists of credentials from past data breaches against a new site, with the goal of finding an account that reuses those compromised credentials across multiple sites. From and organizational standpoint, the best action to take against credential stuffing attacks is to educate end users on this form of attack and advise them of the dangers of using an identical password across multiple sites. In many cases, however,…

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19 Jan

IOTW: Mailchimp suffers another social engineering attack

Attacks, Data Breaches

Marketing automation company Mailchimp has reported that it has been the victim of a social engineering attack-related data breach. This marks the second attack of this kind the company has suffered in less than a year.  The breach took place on January 11 and, according to Mailchimp, involved an “unauthorized actor accessing one of [the] tools used by Mailchimp customer-facing teams for customer support and account administration”.   Following this, the malicious actor launched social engineering…

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18 Jan

Severe Git RCE Vulnerabilities Receive Patch

Attacks, Malware

The most effective way of mitigating these vulnerabilities is by upgrading to the latest Git release. In the event that upgrading Git is not possible, CVE-2022-41903 can be mitigated by: • Disabling ‘git archive’ in untrusted repositories or avoid running the command on untrusted repos• If ‘git archive’ is exposed via ‘git daemon,’ disable it when working with untrusted repositories by running the ‘git config –global daemon.uploadArch false’ command https://www.bleepingcomputer.com/news/security/git-patches-two-critical-remote-code-execution-security-flaws/

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18 Jan

Avast Releases Free BianLian Ransomware Decryptor

Attacks, Malware

The BianLian ransomware decryptor is available for free and the program is a standalone executable that doesn’t require installation. Users can select the location they wish to decrypt and provide the software with a pair of original/encrypted files. There’s also an option for users with a valid decryption password, but if the victim doesn’t have one, the software can still attempt to figure it out by iterating through all known BianLian passwords. The decryptor also…

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18 Jan

Threat Campaigns Utilizing Google Search Ads to Push Information-Stealing Malware

Attacks, Malware

While this combination of phishing/typosquatting isn’t necessarily novel or unique, it could still be detrimental to an organization if an employee was to fall for it. Additionally, the use of Google search advertisements makes it more likely that an employee would fall for a campaign such as this, as the fake site often appears before the legitimate site. As with most types of phishing attacks, the best defense against campaigns utilizing these techniques is user…

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17 Jan

CISA Updates Best Practices for Mapping to MITRE ATT&CK®

Attacks, Insights, Malware

Original release date: January 17, 2023 Today, CISA updated Best Practices for MITRE ATT&CK® Mapping. The MITRE ATT&CK® framework is a lens through which network defenders can analyze adversary behavior and, as CISA Executive Assistant Director Eric Goldstein noted in his June 2021 blog post on the framework, it directly supports “robust, contextual bi-directional sharing of information to help strengthen the security of our systems, networks, and data.” CISA highly encourages the cybersecurity community to…

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17 Jan

MSI Accidentally Breaks Secure Boot for Hundreds of Motherboards

Attacks, Malware

Organizations using an MSI motherboard in that list should check within BIOS settings that the “Image Execution Policy” is set to a safe option. Users should set the Execution Policy to “Deny Execute” for “Removable Media” and “Fixed Media,” which should only allow signed software to boot. It is highly recommended to upgraded motherboard firmware for any device that has not done so since January 2022. The introduction of a bad default shouldn’t be a…

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