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Cyberattack

Microsoft Edge Bug Could Have Allowed Attackers to Silently Install Malicious Extensions

A now-patched security flaw in the Microsoft Edge web browser could have been abused to install arbitrary extensions on users’ systems and carry out malicious actions. “This flaw could have allowed an attacker to exploit a private API, initially intended for marketing purposes, to covertly install additional browser extensions with broad permissions without the user’s […]

Cisco Issues Patch for High-Severity VPN Hijacking Bug in Secure Client

Cisco has released patches to address a high-severity security flaw impacting its Secure Client software that could be exploited by a threat actor to open a VPN session with that of a targeted user. The networking equipment company described the vulnerability, tracked as CVE-2024-20337 (CVSS score: 8.2), as allowing an unauthenticated, remote attacker to conduct […]

U.S. Cracks Down on Predatory Spyware Firm for Targeting Officials and Journalists

The U.S. Department of Treasury’s Office of Foreign Assets Control (OFAC) sanctioned two individuals and five entities associated with the Intellexa Alliance for their role in “developing, operating, and distributing” commercial spyware designed to target government officials, journalists, and policy experts in the country. “The proliferation of commercial spyware poses distinct and growing security risks […]

Alert: GhostSec and Stormous Launch Joint Ransomware Attacks in Over 15 Countries

The cybercrime group called GhostSec has been linked to a Golang variant of a ransomware family called GhostLocker. “TheGhostSec and Stormous ransomware groups are jointly conducting double extortion ransomware attacks on various business verticals in multiple countries,” Cisco Talos researcher Chetan Raghuprasad said in a report shared with The Hacker News. “GhostLocker and Stormous ransomware […]

Hackers Exploit ConnectWise ScreenConnect Flaws to Deploy TODDLERSHARK Malware

North Korean threat actors have exploited the recently disclosed security flaws in ConnectWise ScreenConnect to deploy a new malware called TODDLERSHARK. According to a report shared by Kroll with The Hacker News, TODDLERSHARK overlaps with known Kimsuky malware such as BabyShark and ReconShark. “The threat actor gained access to the victim workstation by exploiting the […]

Critical JetBrains TeamCity On-Premises Flaws Could Lead to Server Takeovers

A new pair of security vulnerabilities have been disclosed in JetBrains TeamCity On-Premises software that could be exploited by a threat actor to take control of affected systems. The flaws, tracked as CVE-2024-27198 (CVSS score: 9.8) and CVE-2024-27199 (CVSS score: 7.3), have been addressed in version 2023.11.4. They impact all TeamCity On-Premises versions through 2023.11.3. […]

Experts Warn of macOS Backdoor Hidden in Pirated Versions of Popular Software

Pirated applications targeting Apple macOS users have been observed containing a backdoor capable of granting attackers remote control to infected machines. “These applications are being hosted on Chinese pirating websites in order to gain victims,” Jamf Threat Labs researchers Ferdous Saljooki and Jaron Bradley said. “Once detonated, the malware will download and execute multiple payloads […]

Chinese Hackers Exploited New Zero-Day in Barracuda’s ESG Appliances

Barracuda has revealed that Chinese threat actors exploited a new zero-day in its Email Security Gateway (ESG) appliances to deploy backdoors on a “limited number” of devices. Tracked as CVE-2023-7102, the issue relates to a case of arbitrary code execution that resides within a third-party and open-source library named Spreadsheet::ParseExcel that’s used by the Amavis […]

New MrAnon Stealer Malware Targeting German Users via Booking-Themed Scam

A phishing campaign has been observed delivering an information stealer malware called MrAnon Stealer to unsuspecting victims via seemingly benign booking-themed PDF lures. “This malware is a Python-based information stealer compressed with cx-Freeze to evade detection,” Fortinet FortiGuard Labs researcher Cara Lin said. “MrAnon Stealer steals its victims’ credentials, system information, browser sessions, and cryptocurrency […]

Researchers Unveal GuLoader Malware’s Latest Anti-Analysis Techniques

Threat hunters have unmasked the latest tricks adopted by a malware strain called GuLoader in an effort to make analysis more challenging. “While GuLoader’s core functionality hasn’t changed drastically over the past few years, these constant updates in their obfuscation techniques make analyzing GuLoader a time-consuming and resource-intensive process,” Elastic Security Labs researcher Daniel Stepanic […]

Qualcomm Releases Details on Chip Vulnerabilities Exploited in Targeted Attacks

Chipmaker Qualcomm has released more information about three high-severity security flaws that it said came under “limited, targeted exploitation” back in October 2023. The vulnerabilities are as follows – CVE-2023-33063 (CVSS score: 7.8) – Memory corruption in DSP Services during a remote call from HLOS to DSP. CVE-2023-33106 (CVSS score: 8.4) – Memory corruption in […]

Agent Racoon Backdoor Targets Organizations in Middle East, Africa, and U.S.

Organizations in the Middle East, Africa, and the U.S. have been targeted by an unknown threat actor to distribute a new backdoor called Agent Racoon. “This malware family is written using the .NET framework and leverages the domain name service (DNS) protocol to create a covert channel and provide different backdoor functionalities,” Palo Alto Networks […]

27 Malicious PyPI Packages with Thousands of Downloads Found Targeting IT Experts

An unknown threat actor has been observed publishing typosquat packages to the Python Package Index (PyPI) repository for nearly six months with an aim to deliver malware capable of gaining persistence, stealing sensitive data, and accessing cryptocurrency wallets for financial gain. The 27 packages, which masqueraded as popular legitimate Python libraries, attracted thousands of downloads, […]

Quasar RAT Leverages DLL Side-Loading to Fly Under the Radar

The open-source remote access trojan known as Quasar RAT has been observed leveraging DLL side-loading to fly under the radar and stealthily siphon data from compromised Windows hosts. “This technique capitalizes on the inherent trust these files command within the Windows environment,” Uptycs researchers Tejaswini Sandapolla and Karthickkumar Kathiresan said in a report published last […]

Omnicell Healthcare Company Confirms Ransomware Incident

In a US SEC (Securities and Exchange Commission) 8-K filing, Omnicell, the healthcare technology provider, revealed that some of its products, services, and internal systems were affected by ransomware. Upon detecting the incident, the medication management systems provider took immediate action to contain the attack and ensure continued operation. In its 10-Q form filing, Omnicell […]

Group of Hackers Attack Asian Governments Using ShadowPad RAT Malware

Recently, a cyber-espionage activity targeting government institutions in Asia has been identified by security researchers at the Symantec Threat Hunter team. This activity is being carried out by a distinct group of threat actors which was previously associated with a renowned RAT, “ShadowPad.” A growing number of toolsets have been deployed and used by threat […]

New Wave of Cyber Attacks Target Palestine with Political Bait and Malware

Cybersecurity researchers have turned the spotlight on a new wave of offensive cyberattacks targeting Palestinian activists and entities starting around October 2021 using politically-themed phishing emails and decoy documents. The intrusions are part of what Cisco Talos calls a longstanding espionage and information theft campaign undertaken by the Arid Viper hacking group using a Delphi-based […]

Experts Find Strategic Similarities b/w NotPetya and WhisperGate Attacks on Ukraine

Latest analysis into the wiper malware that targeted dozens of Ukrainian agencies earlier this month has revealed “strategic similarities” to NotPetya malware that was unleashed against the country’s infrastructure and elsewhere in 2017. The malware, dubbed WhisperGate, was discovered by Microsoft last week, which said it observed the destructive cyber campaign targeting government, non-profit, and […]

CISA Warns of Actively Exploited Critical Zoho ManageEngine ServiceDesk Vulnerability

The U.S. Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) are warning of active exploitation of a newly patched flaw in Zoho’s ManageEngine ServiceDesk Plus product to deploy web shells and carry out an array of malicious activities. Tracked as CVE-2021-44077 (CVSS score: 9.8), the issue relates to an unauthenticated, […]