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malware

New BIFROSE Linux Malware Variant Using Deceptive VMware Domain for Evasion

Cybersecurity researchers have discovered a new Linux variant of a remote access trojan (RAT) called BIFROSE (aka Bifrost) that uses a deceptive domain mimicking VMware. “This latest version of Bifrost aims to bypass security measures and compromise targeted systems,” Palo Alto Networks Unit 42 researchers Anmol Maurya and Siddharth Sharma said. BIFROSE is one of […]

Five Eyes Agencies Warn of Active Exploitation of Ivanti Gateway Vulnerabilities

The Five Eyes (FVEY) intelligence alliance has issued a new cybersecurity advisory warning of cyber threat actors exploiting known security flaws in Ivanti Connect Secure and Ivanti Policy Secure gateways, noting that the Integrity Checker Tool (ICT) can be deceived to provide a false sense of security. “Ivanti ICT is not sufficient to detect compromise […]

GTPDOOR Linux Malware Targets Telecoms, Exploiting GPRS Roaming Networks

Threat hunters have discovered a new Linux malware called GTPDOOR that’s designed to be deployed in telecom networks that are adjacent to GPRS roaming exchanges (GRX) The malware is novel in the fact that it leverages the GPRS Tunnelling Protocol (GTP) for command-and-control (C2) communications. GPRS roaming allows subscribers to access their GPRS services while […]

Lazarus Hackers Exploited Windows Kernel Flaw as Zero-Day in Recent Attacks

The notorious Lazarus Group actors exploited a recently patched privilege escalation flaw in the Windows Kernel as a zero-day to obtain kernel-level access and disable security software on compromised hosts. The vulnerability in question is CVE-2024-21338 (CVSS score: 7.8), which can permit an attacker to gain SYSTEM privileges. It was resolved by Microsoft earlier this […]

New Backdoor Targeting European Officials Linked to Indian Diplomatic Events

A previously undocumented threat actor dubbed SPIKEDWINE has been observed targeting officials in European countries with Indian diplomatic missions using a new backdoor called WINELOADER. The adversary, according to a report from Zscaler ThreatLabz, used a PDF file in emails that purported to come from the Ambassador of India, inviting diplomatic staff to a wine-tasting […]

Lazarus Exploits Typos to Sneak PyPI Malware into Dev Systems

The notorious North Korean state-backed hacking group Lazarus uploaded four packages to the Python Package Index (PyPI) repository with the goal of infecting developer systems with malware. The packages, now taken down, are pycryptoenv, pycryptoconf, quasarlib, and swapmempool. They have been collectively downloaded 3,269 times, with pycryptoconf accounting for the most downloads at 1,351. “The […]

Chinese Hackers Exploiting Ivanti VPN Flaws to Deploy New Malware

At least two different suspected China-linked cyber espionage clusters, tracked as UNC5325 and UNC3886, have been attributed to the exploitation of security flaws in Ivanti Connect Secure VPN appliances. UNC5325 abused CVE-2024-21893 to deliver a wide range of new malware called LITTLELAMB.WOOLTEA, PITSTOP, PITDOG, PITJET, and PITHOOK, as well as attempted to maintain persistent access […]

Iran-Linked UNC1549 Hackers Target Middle East Aerospace & Defense Sectors

An Iran-nexus threat actor known as UNC1549 has been attributed with medium confidence to a new set of attacks targeting aerospace, aviation, and defense industries in the Middle East, including Israel and the U.A.E. Other targets of the cyber espionage activity likely include Turkey, India, and Albania, Google-owned Mandiant said in a new analysis. UNC1549 […]

Open-Source Xeno RAT Trojan Emerges as a Potent Threat on GitHub

An “intricately designed” remote access trojan (RAT) called Xeno RAT has been made available on GitHub, making it easily accessible to other actors at no extra cost. Written in C# and compatible with Windows 10 and Windows 11 operating systems, the open-source RAT comes with a “comprehensive set of features for remote system management,” according […]

From Alert to Action: How to Speed Up Your SOC Investigations

Processing alerts quickly and efficiently is the cornerstone of a Security Operations Center (SOC) professional’s role. Threat intelligence platforms can significantly enhance their ability to do so. Let’s find out what these platforms are and how they can empower analysts. The Challenge: Alert Overload The modern SOC faces a relentless barrage of security alerts generated […]

New IDAT Loader Attacks Using Steganography to Deploy Remcos RAT

Ukrainian entities based in Finland have been targeted as part of a malicious campaign distributing a commercial remote access trojan known as Remcos RAT using a malware loader called IDAT Loader. The attack has been attributed to a threat actor tracked by the Computer Emergency Response Team of Ukraine (CERT-UA) under the moniker UAC-0184. “The […]

Dormant PyPI Package Compromised to Spread Nova Sentinel Malware

A dormant package available on the Python Package Index (PyPI) repository was updated nearly after two years to propagate an information stealer malware called Nova Sentinel. The package, named django-log-tracker, was first published to PyPI in April 2022, according to software supply chain security firm Phylum, which detected an anomalous update to the library on […]

Cybercriminals Weaponizing Open-Source SSH-Snake Tool for Network Attacks

A recently open-sourced network mapping tool called SSH-Snake has been repurposed by threat actors to conduct malicious activities. “SSH-Snake is a self-modifying worm that leverages SSH credentials discovered on a compromised system to start spreading itself throughout the network,” Sysdig researcher Miguel Hernández said. “The worm automatically searches through known credential locations and shell history […]

Russian Government Software Backdoored to Deploy Konni RAT Malware

An installer for a tool likely used by the Russian Consular Department of the Ministry of Foreign Affairs (MID) has been backdoored to deliver a remote access trojan called Konni RAT (aka UpDog). The findings come from German cybersecurity company DCSO, which linked the activity as originating from the Democratic People’s Republic of Korea (DPRK)-nexus […]

Mustang Panda Targets Asia with Advanced PlugX Variant DOPLUGS

The China-linked threat actor known as Mustang Panda has targeted various Asian countries using a variant of the PlugX (aka Korplug) backdoor dubbed DOPLUGS. “The piece of customized PlugX malware is dissimilar to the general type of the PlugX malware that contains a completed backdoor command module, and that the former is only used for […]

New ‘VietCredCare’ Stealer Targeting Facebook Advertisers in Vietnam

Facebook advertisers in Vietnam are the target of a previously unknown information stealer dubbed VietCredCare at least since August 2022. The malware is “notable for its ability to automatically filter out Facebook session cookies and credentials stolen from compromised devices, and assess whether these accounts manage business profiles and if they maintain a positive Meta […]

New Migo Malware Targeting Redis Servers for Cryptocurrency Mining

A novel malware campaign has been observed targeting Redis servers for initial access with the ultimate goal of mining cryptocurrency on compromised Linux hosts. “This particular campaign involves the use of a number of novel system weakening techniques against the data store itself,” Cado security researcher Matt Muir said in a technical report. The cryptojacking […]

Meta Warns of 8 Spyware Firms Targeting iOS, Android, and Windows Devices

Meta Platforms said it took a series of steps to curtail malicious activity from eight different firms based in Italy, Spain, and the United Arab Emirates (U.A.E.) operating in the surveillance-for-hire industry. The findings are part of its Adversarial Threat Report for the fourth quarter of 2023. The spyware targeted iOS, Android, and Windows devices. […]

FBI’s Most-Wanted Zeus and IcedID Malware Mastermind Pleads Guilty

A Ukrainian national has pleaded guilty in the U.S. to his role in two different malware schemes, Zeus and IcedID, between May 2009 and February 2021. Vyacheslav Igorevich Penchukov (aka Vyacheslav Igoravich Andreev, father, and tank), 37, was arrested by Swiss authorities in October 2022 and extradited to the U.S. last year. He was added […]

Russian Turla Hackers Target Polish NGOs with New TinyTurla-NG Backdoor

The Russia-linked threat actor known as Turla has been observed using a new backdoor called TinyTurla-NG as part of a three-month-long campaign targeting Polish non-governmental organizations in December 2023. “TinyTurla-NG, just like TinyTurla, is a small ‘last chance’ backdoor that is left behind to be used when all other unauthorized access/backdoor mechanisms have failed or […]