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Deadglyph: New Advanced Backdoor with Distinctive Malware Tactics

Cybersecurity researchers have discovered a previously undocumented advanced backdoor dubbed Deadglyph employed by a threat actor known as Stealth Falcon as part of a cyber espionage campaign.

"Deadglyph's architecture is unusual as it consists of cooperating components – one a native x64 binary, the other a .NET assembly," ESET said in a new report shared with The Hacker News.

"This combination…

New Apple Zero-Days Exploited to Target Egyptian ex-MP with Predator Spyware

The three zero-day flaws addressed by Apple on September 21, 2023, were leveraged as part of an iPhone exploit chain in an attempt to deliver a spyware strain called Predator targeting former Egyptian member of parliament Ahmed Eltantawy between May and September 2023.

"The targeting took place after Eltantawy publicly stated his plans to run for President in the 2024 Egyptian elections," the…

New Variant of Banking Trojan BBTok Targets Over 40 Latin American Banks

An active malware campaign targeting Latin America is dispensing a new variant of a banking trojan called BBTok, particularly users in Brazil and Mexico.

"The BBTok banker has a dedicated functionality that replicates the interfaces of more than 40 Mexican and Brazilian banks, and tricks the victims into entering its 2FA code to their bank accounts or into entering their payment card number,"…

How to Interpret the 2023 MITRE ATT&CK Evaluation Results

Thorough, independent tests are a vital resource for analyzing provider’s capabilities to guard against increasingly sophisticated threats to their organization. And perhaps no assessment is more widely trusted than the annual MITRE Engenuity ATT&CK Evaluation.

This testing is critical for evaluating vendors because it’s virtually impossible to evaluate cybersecurity vendors based on their own…

Iranian Nation-State Actor OilRig Targets Israeli Organizations

Israeli organizations were targeted as part of two different campaigns orchestrated by the Iranian nation-state actor known as OilRig in 2021 and 2022.

The campaigns, dubbed Outer Space and Juicy Mix, entailed the use of two previously documented first-stage backdoors called Solar and Mango, which were deployed to collect sensitive information from major browsers and the Windows Credential…

High-Severity Flaws Uncovered in Atlassian Products and ISC BIND Server

Atlassian and the Internet Systems Consortium (ISC) have disclosed several security flaws impacting their products that could be exploited to achieve denial-of-service (DoS) and remote code execution.

The Australian software services provider said that the four high-severity flaws were fixed in new versions shipped last month. This includes -

CVE-2022-25647 (CVSS score: 7.5) - A deserialization…

Apple Rushes to Patch 3 New Zero-Day Flaws: iOS, macOS, Safari, and More Vulnerable

Apple has released yet another round of security patches to address three actively exploited zero-day flaws impacting iOS, iPadOS, macOS, watchOS, and Safari, taking the total tally of zero-day bugs discovered in its software this year to 16.

The list of security vulnerabilities is as follows -

CVE-2023-41991 - A certificate validation issue in the Security framework that could allow a…

Mysterious 'Sandman' Threat Actor Targets Telecom Providers Across Three Continents

A previously undocumented threat actor dubbed Sandman has been attributed to a set of cyber attacks targeting telecommunic koation providers in the Middle East, Western Europe, and the South Asian subcontinent.

Notably, the intrusions leverage a just-in-time (JIT) compiler for the Lua programming language known as LuaJIT as a vehicle to deploy a novel implant called LuaDream.

"The activities we…

Researchers Raise Red Flag on P2PInfect Malware with 600x Activity Surge

The peer-to-peer (P2) worm known as P2PInfect has witnessed a surge in activity since late August 2023, witnessing a 600x jump between September 12 and 19, 2023.

"This increase in P2PInfect traffic has coincided with a growing number of variants seen in the wild, suggesting that the malware's developers are operating at an extremely high development cadence," Cado Security researcher Matt Muir…

The Rise of the Malicious App

Security teams are familiar with threats emanating from third-party applications that employees add to improve their productivity. These apps are inherently designed to deliver functionality to users by connecting to a “hub” app, such as Salesforce, Google Workspace, or Microsoft 365. Security concerns center on the permission scopes that are granted to the third party apps, and the potential…