CyberSecure Specialist

16 Mar

GoBruteforcer: New Golang-Based Malware Breaches Web Servers via Brute-Force Attacks

Attacks, Malware

One of the best methods to prevent brute force attacks from succeeding is to have strong passwords implemented across all systems. Creating passwords that are 20+ characters in length, with a random mix of uppercase and lowercase characters, special characters, and numbers is an efficient way to prevent a brute force attack from allowing a malicious user to gain access to a system. Limiting login attempts is another way to prevent brute force attacks from…

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16 Mar

Winter Vivern APT Hackers Use Fake Antivirus Scans to Install Malware

Attacks, Malware

To protect best against a campaign such as this, it is recommended to provide user education into common phishing tactics as well as overall emerging cybersecurity risks and vulnerabilities. It is important to employ a defense-in-depth strategy to detect this activity at a different portion of the attack chain, such as detecting lateral movement or reconnaissance activity. Binary Defense’s MDR and Threat Hunting services are an excellent solution to assist with such a program. https://www.bleepingcomputer.com/news/security/medusa-ransomware-gang-picks-up-steam-as-it-targets-companies-worldwide/

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16 Mar

IOTW: Ransomware gang allegedly hacks Ring doorbells

Attacks, Data Breaches

Russia-linked ransomware gang ALPHV has claimed to have launched a cyber attack against Amazon-owned domestic security company, Ring. Ring, which makes doorbells with video and sound recording capabilities, has denied that the hack took place. ALPHV, however, posted on the dark web about the hack and is threatening to release data stolen during the breach. The gang, which is responsible for creating BlackCat malware, posted a picture of the Ring logo on its website alongside…

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16 Mar

Meta Develops New Kill Chain Thesis

Information, News

Facebook parent Meta has officially unveiled a ten-phase kill chain model that it believes will be more inclusive and more effective than the existing range of kill chain models. Cybersecurity theorists have long sought to understand the stages of an attack. The idea is simple: if you can recognize a stage in the attack process, you will be more able to disrupt the attack and protect your assets. This has led to the development of…

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16 Mar

UK bans TikTok on government devices over data security fears

Data Breaches, Malware, Social Engineering

Social media app TikTok has been banned on UK government electronic devices, the Cabinet Office has announced. The ban, announced by the chancellor of the Duchy of Lancaster, Oliver Dowden, comes in the wake of a security review into the risks posed to government data by social media apps on devices along with the potential for sensitive information to be accessed and used by some platforms. The move follows other Western countries who have barred…

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16 Mar

FBI, CISA, and MS-ISAC Release #StopRansomware: LockBit 3.0

Attacks, Insights, Malware

The Federal Bureau of Investigation (FBI), CISA, and the Multi-State Information Sharing and Analysis Center (MS-ISAC) has released a joint cybersecurity advisory (CSA), #StopRansomware: LockBit 3.0. This joint advisory details known indicators of compromise (IOCs) and tactics, techniques, and procedures (TTPs) that FBI investigations correlated with LockBit 3.0 ransomware as recently as March 2023. LockBit 3.0 functions as an affiliate-based ransomware variant and is a continuation of LockBit 2.0 and LockBit. CISA encourages network defenders…

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16 Mar

When and how to report a breach to the SEC

Data Breaches, Malware, Social Engineering

New cybersecurity reporting requirements for publicly traded companies are expected to be enacted in the spring of 2023, with proposed rules from the US Securities and Exchange Commission (SEC) looking for more information and transparency from those hit with security incidents. Under the proposal, the SEC would implement three new rules that public companies will need to follow: A requirement that companies report any cybersecurity event within four business days of determining that it was…

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16 Mar

Why red team exercises for AI should be on a CISO’s radar

Data Breaches, Malware, Social Engineering

AI and machine learning (ML) capabilities present a huge opportunity for digital transformation but open yet another threat surface that CISOs and risk professionals will have to keep tabs on. Accordingly, CISOs will need to direct their teams to conduct red team exercises against AI models and AI-enabled applications — just as security teams do with any traditional application, platform, or IT system. AI increasingly powers business decision-making, financial forecasting, predictive maintenance, and an endless list…

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16 Mar

Russian hacktivist group targets India’s health ministry

Data Breaches, Malware, Social Engineering

A Russian hacktivist group has claimed to have breached the health management information system of India, which could contain the health data of millions of Indian citizens. “On 15 March 2023, CloudSek’s contextual AI digital risk platform XVigil discovered a threat actor group claiming to have targeted an Indian government website,” cybersecurity firm CloudSek said in a post. “An analysis of the samples shared concluded that the affected entity is the Health Management Information system…

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15 Mar

Rubrik Confirms Data Theft in GoAnywhere 0-Day Attack

Attacks, Malware

While typically it is recommended to maintain good threat intelligence and an adequate patching schedule, neither of these recommendations would apply in this case as this vulnerability was exploited as a 0-day prior to the patch that was released in February. The best defense against 0-day vulnerabilities is to employ a defense-in-depth strategy. While it won’t stop the 0-day, employing this strategy makes it much more likely to detect the attack at an earlier step…

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