Cyber Security

Nation-state threat actors are increasingly adopting and integrating the Sliver command-and-control (C2) framework in their intrusion campaigns as a replacement for Cobalt Strike. “Given Cobalt Strike’s popularity as an attack tool, defenses against it have also improved over time,” Microsoft security experts said. “Sliver thus presents an attractive alternative for actors looking for a lesser-known

The threat actor behind the attacks on Twilio and Cloudflare earlier this month has been linked to a broader phishing campaign aimed at 136 organizations that resulted in a cumulative compromise of 9,931 accounts. The activity has been condemned 0ktapus by Group-IB because the initial goal of the attacks was to “obtain Okta identity credentials

The threat actor behind the SolarWinds supply chain attack has been linked to yet another “highly targeted” post-exploitation malware that could be used to maintain persistent access to compromised environments. Dubbed MagicWeb by Microsoft’s threat intelligence teams, the development reiterates Nobelium’s commitment to developing and maintaining purpose-built capabilities. Nobelium is the tech giant’s moniker for

The Python Package Index, PyPI, on Wednesday sounded the alarm about an ongoing phishing campaign that aims to steal developer credentials and inject malicious updates to legitimate packages. “This is the first known phishing attack against PyPI,” the maintainers of the official third-party software repository said in a series of tweets. The social engineering attack

Threat actors have begun to use the Tox peer-to-peer instant messaging service as a command-and-control method, marking a shift from its earlier role as a contact method for ransomware negotiations. The findings from Uptycs, which analyzed an Executable and Linkable Format (ELF) artifact (“72client“) that functions as a bot and can run scripts on the

From ransomware to breaches, from noncompliance penalties to reputational damage – cyberthreats pose an existential risk to any business. But for SMEs and SMBs, the danger is compounded. These companies realize they need an in-house Chief Information Security Officer (CISO) – someone who can assess risks and vulnerabilities, create and execute a comprehensive cybersecurity plan,

Ransomware is the de facto threat organizations have faced over the past few years. Threat actors were making easy money by exploiting the high valuation of cryptocurrencies and their victims’ lack of adequate preparation. Think about bad security policies, untested backups, patch management practices not up-to-par, and so forth. It resulted in easy growth for

The operators of the XCSSET macOS malware have upped the stakes by making iterative improvements that add support for macOS Monterey by upgrading its source code components to Python 3. “The malware authors have changed from hiding the primary executable in a fake Xcode.app in the initial versions in 2020 to a fake Mail.app in

The Iranian government-backed actor known as Charming Kitten has added a new tool to its malware arsenal that allows it to retrieve user data from Gmail, Yahoo!, and Microsoft Outlook accounts. Dubbed HYPERSCRAPE by Google Threat Analysis Group (TAG), the actively in-development malicious software is said to have been used against less than two dozen

A novel data exfiltration technique has been found to leverage a covert ultrasonic channel to leak sensitive information from isolated, air-gapped computers to a nearby smartphone that doesn’t even require a microphone to pick up the sound waves. Dubbed GAIROSCOPE, the adversarial model is the latest addition to a long list of acoustic, electromagnetic, optical,

Budget Android device models that are counterfeit versions associated with popular smartphone brands are harboring multiple trojans designed to target WhatsApp and WhatsApp Business messaging apps. The trojans, which Doctor Web first came across in July 2022, were discovered in the system partition of at least four different smartphones: P48pro, radmi note 8, Note30u, and

Details of an eight-year-old security vulnerability in the Linux kernel have emerged that the researchers say is “as nasty as Dirty Pipe.” Dubbed DirtyCred by a group of academics from Northwestern University, the security weakness exploits a previously unknown flaw (CVE-2022-2588) to escalate privileges to the maximum level. “DirtyCred is a kernel exploitation concept that

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday moved to add a critical SAP security flaw to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. The issue in question is CVE-2022-22536, which has received the highest possible risk score of 10.0 on the CVSS vulnerability scoring system and was addressed

With more data stored in the cloud than ever before, now is a good time to get into cybersecurity. Many top corporations are looking for new talent, and even junior professionals can earn $80,000 or more. The only barrier to entry is education. How do you learn about security protocols and white hat hacking? Enter

Organizations in the Spanish-speaking nations of Mexico and Spain are in the crosshairs of a new campaign designed to deliver the Grandoreiro banking trojan. “In this campaign, the threat actors impersonate government officials from the Attorney General’s Office of Mexico City and from the Public Ministry in the form of spear-phishing emails in order to

Retail giant Amazon patched a high-severity security issue in its Ring app for Android in May that could have enabled a rogue application installed on a user’s device to access sensitive information and camera recordings. The Ring app for Android has over 10 million downloads and enables users to monitor video feeds from smart home

A financially motivated cybercrime group has been linked to an ongoing wave of attacks aimed at hospitality, hotel, and travel organizations in Latin America with the goal of installing malware on compromised systems. Enterprise security firm Proofpoint, which is tracking the group under the name TA558 dating all the way back to April 2018, called

The Donot Team threat actor has updated its Jaca Windows malware toolkit with improved capabilities, including a revamped stealer module designed to plunder information from Google Chrome and Mozilla Firefox browsers. The improvements also include a new infection chain that incorporates previously undocumented components to the modular framework, Morphisec researchers Hido Cohen and Arnold Osipov