Russian SVR Exploits Critical TeamCity Vulnerability Globally

Summary: A critical vulnerability CVE-2023-45247 in JetBrains TeamCity is actively exploited by Russias SVR cyber actors APT 29, allowing full server compromise. The targeted software widely used by developers poses a significant threat, enabling access to sensitive information and potential...

Recommendations that defenders can use from Talos’ Year in Review Report

The Talos Year in Review is available now and contains a wealth of insights about how the threat landscape has shifted in 2023. With new ransomware strains emerging from leaked source code, commodity loaders adding more reconnaissance measures to their belts, and geopolitical events influencing A...

Russian Foreign Intelligence Service (SVR) Exploiting JetBrains TeamCity CVE Globally

SUMMARY The U.S. Federal Bureau of Investigation FBI, U.S. Cybersecurity & Infrastructure Security Agency CISA, U.S. National Security Agency NSA, Polish Military Counterintelligence Service SKW, CERT Polska CERT.PL, and the UK’s National Cyber Security Centre NCSC assess Russian Foreign...

The Unseen Thread Linking Sandman APT and KEYPLUG Backdoor

Summary: The Sandman Advanced Persistent Threat APT is closely linked to suspected threat clusters originating from China, specifically identified as Storm-0866, also known as Red Dev 40. Within the same victim environments, the Sandmans Lua-based malware, LuaDream, and the KEYPLUG backdoor have...

Operation Blacksmith: Lazarus targets organizations worldwide using novel Telegram-based malware written in DLang

Cisco Talos recently discovered a new campaign conducted by the Lazarus Group were calling "Operation Blacksmith," employing at least three new DLang-based malware families, two of which are remote access trojans RATs, where one of these uses Telegram bots and channels as a medium of command and...

Iranian APT Group ‘CyberAv3ngers’ Target U.S. Critical Infrastructure

Summary: CyberAv3ngers, an Iranian APT group affiliated with the IRGC, is known for cyberattacks against critical infrastructure, recently targeting U.S. Water and Wastewater Systems facilities. The group employs defacement tactics, exploiting default credentials in Unitronics PLCs, and expressin...

The malware, attacker trends and more that shaped the threat landscape in 2023

The 2023 Cisco Talos Year in Review is now available to download. Once again, the Talos team has meticulously combed through a massive amount of data to analyze the major trends that have shaped the threat landscape in 2023. Global conflict influenced a lot of these trends, altering the tactics a...

Attacks, Vulnerabilities and Actors 27 November to 3 December 2023

For a detailed threat digest, download the pdf file here Summary HiveForce Labs recently made several significant discoveries in the realm of cybersecurity threats. In the past week alone, a total of eight attacks were executed, six vulnerabilities were uncovered, and two active adversaries were...

North Korean APT’s Covert Supply-Chain Ambush

Summary: There has been a significant increase in software supply chain attacks orchestrated by North Korean hackers. Notably, the MagicLine4NX and 3CX compromises gained attention, with the Lazarus hacking group employing a sophisticated approach. They leverage a zero-day vulnerability in the...

The Rise of DarkCasino APT Group Exploiting WinRAR 0-Day

Summary: DarkCasino, an APT group with economic motivations, was initially identified in 2021. The group introduced DarkMe, a Trojan Horse program based on Visual Basic. Recently, DarkCasino has been linked to the zero-day exploitation of CVE-2023-38831, an arbitrary code execution vulnerability...

New 'HrServ.dll' Web Shell Detected in APT Attack Targeting Afghan Government

An unspecified government entity in Afghanistan was targeted by a previously undocumented web shell called HrServ in what's suspected to be an advanced persistent threat APT attack. The web shell, a dynamic-link library DLL named "hrserv.dll," exhibits "sophisticated features such as custom...

HrServ – Previously unknown web shell used in APT attack

Introduction In the course of our routine investigation, we discovered a DLL file, identified as hrserv.dll, which is a previously unknown web shell exhibiting sophisticated features such as custom encoding methods for client communication and in-memory execution. Our analysis of the sample led t...

Experts Uncover DarkCasino: New Emerging APT Threat Exploiting WinRAR Flaw

A hacking group that leveraged a recently disclosed security flaw in the WinRAR software as a zero-day has now been categorized as an entirely new advanced persistent threat APT. Cybersecurity company NSFOCUS has described DarkCasino as an "economically motivated" actor that first came to light i...

Advanced threat predictions for 2024

Advanced persistent threats APTs are the most dangerous threats, as they employ complex tools and techniques, and often are highly targeted and hard to detect. Amid the global crisis and escalating geopolitical confrontations, these sophisticated cyberattacks are even more dangerous, as there is...

Chinese APT Masquerading as Cloud Services in Cambodia

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary Chinese APT targets Cambodian government via disguised cloud services, aiming to access sensitive data, aligning with Chinas regional interests. Actors adapt work hours, signaling Chinese origin, urging...

Chinese APT Posing as Cloud Services to Spy on Cambodian Government

By Deeba Ahmed Palo Alto's Unit 42 Reveals Chinese APT Spying on 24 Cambodian Government Entities as Part of Long-Term Cyberespionage. This is a post from HackRead.com Read the original post: Chinese APT Posing as Cloud Services to Spy on Cambodian Government...

Modern Asian APT groups’ tactics, techniques and procedures (TTPs)

Almost every quarter, someone publishes major research focusing on campaigns or incidents that involve Asian APT groups. These campaigns and incidents target various organizations from a multitude of industries. Likewise, the geographic location of victims is not limited to just one region. This...

Lazarus-Linked BlueNoroff APT Targeting macOS with ObjCShellz Malware

By Waqas BlueNoroff is a subgroup of the larger North Korean state-backed group called Lazarus. This is a post from HackRead.com Read the original post: Lazarus-Linked BlueNoroff APT Targeting macOS with ObjCShellz Malware...

Iran-Backed Agrius APT’s Attacks on Israeli Institutions

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary In a series of harmful cyberattacks that occurred from January 2023 to October 2023, the Iranian-backed Advanced Persistent Threat APT group known as Agrius targeted Israels education and technology...

APT Winter Vivern Exploits New Roundcube 0-Day to Target European Entities

By Waqas ESET Research Uncovers New Targeted Campaign Impacting European Governments and Think Tanks. This is a post from HackRead.com Read the original post: APT Winter Vivern Exploits New Roundcube 0-Day to Target European Entities...