987 matches found
2022 Election Phishing Attacks Target Election Workers
2022 Election Phishing Attacks Target Election Workers By Rohan Shah · October 12, 2022 This blog was written by Patrick Flynn and Fred House Highly publicized campaign and political party breaches during the 2016 U.S. presidential campaign raised election security as a critical issue among U.S...
The Sound of Malware
The Sound of Malware By Trellix · June 23, 2022 Do, a debugger, you often use Re, a reverse engineer Mi, a name, I call myself Anyways…. By now, you must be very thankful I reminded you of this famous song; I am sure it will be stuck in your head the rest of the day. You’re welcome! Confused on h...
Model Hacking ADAS to Pave Safer Roads for Autonomous Vehicles
ARCHIVED STORY Model Hacking ADAS to Pave Safer Roads for Autonomous Vehicles Steve Povolny · FEB 19, 2020 The last several years have been fascinating for those of us who have been eagerly observing the steady move towards autonomous driving. While semi-autonomous vehicles have existed for many...
Mr. Coffee with WeMo: Double Roast
ARCHIVED STORY Mr. Coffee with WeMo: Double Roast By Sam Quinn · May 30, 2019 McAfee Advanced Threat Research recently released a blog detailing a vulnerability in the Mr. Coffee Coffee Maker with WeMo. Please refer to the earlier blog to catch up with the processes and techniques I used to...
Your Smart Coffee Maker is Brewing Up Trouble
ARCHIVED STORY Your Smart Coffee Maker is Brewing Up Trouble By Sam Quinn · Febraury 25, 2019 IOT devices are notoriously insecure and this claim can be backed up with a laundry list of examples. With more devices “needing” to connect to the internet, the possibility of your WiFi enabled toaster...
Organizations Leave Backdoors Open to Cheap Remote Desktop Protocol Attacks
ARCHIVED STORY Organizations Leave Backdoors Open to Cheap Remote Desktop Protocol Attacks By John Fokker · July 11, 2018 Thanks to my colleague Christiaan Beek for his advice and contributions. While researching underground hacker marketplaces, the McAfee Advanced Threat Research team has...
DarkGate again but... Improved?
DarkGate again but... Improved? By Ernesto Fernández Provecho · June 3, 2024 Executive summary During 2023, DarkGate made a comeback with a version full of new features, becoming one of the most preferred Remote Access Trojans RATs by malicious actors. However, this momentum also required...
Operation North Star: Summary Of Our Latest Analysis | McAfee Blogs
Operation North Star: Summary Of Our Latest Analysis By Trellix · NOV 05, 2020 McAfee’s Advanced Threat Research ATR today released research that uncovers previously undiscovered information on how Operation North Star evaluated its prospective victims and launched attacks on organizations in...
Cybercrime in the Spotlight: How Crooks Capitalize on Cultural Events
ARCHIVED STORY Cybercrime in the Spotlight: How Crooks Capitalize on Cultural Events By John Fokker · July 03, 2018 Every four years, everyone’s head around the globe turns toward the television. The Olympics, the World Cup – world events like these have all eyes viewing friendly competition...
IoT Devices: The Gift that Keeps on Giving… to Hackers
ARCHIVED STORY IoT Devices: The Gift that Keeps on Giving… to Hackers By Tim Hux · November 16, 2017 McAfee Advanced Threat Research on Most Hackable Gifts You’ve probably noticed the recent increase in Internet connected drones, digital assistants, toys, appliances and other devices hitting the...
Blurring the Lines: How Nation-States and Organized Cybercriminals Are Becoming Alike
Blurring the Lines: How Nation-States and Organized Cybercriminals Are Becoming Alike By Tomer Shloman · January 7, 2025 The distinction between nation-state actors and organized cybercriminals is becoming increasingly blurred in our rapidly evolving cyber landscape. Historically, these groups ha...
Babuk Ransomware
ARCHIVED STORY Babuk Ransomware By Alexandre Mundo · February 23, 2021 Executive Summary Babuk ransomware is a new ransomware threat discovered in 2021 that has impacted at least five big enterprises, with one already paying the criminals $85,000 after negotiations. As with other variants, this...
McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service - The All-Stars | McAfee Blogs
McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service – The All-Stars John Fokker · OCT 02, 2019 Episode 2: The All-Stars Analyzing Affiliate Structures in Ransomware-as-a-Service Campaigns This is the second installment of the McAfee Advanced Threat Research ATR analysis of Sodinokibi...
80 to 0 in Under 5 Seconds: Falsifying a Medical Patient's Vitals
ARCHIVED STORY 80 to 0 in Under 5 Seconds: Falsifying a Medical Patient's Vitals By Douglas McKee · August 11, 2018 The author thanks Shaun Nordeck, MD, for his assistance with this report. With the explosion of growth in technology and its influence on our lives, we have become increasingly...
Mr. Coffee with WeMo: Double Roast
ARCHIVED STORY Mr. Coffee with WeMo: Double Roast By Sam Quinn · May 30, 2019 McAfee Advanced Threat Research recently released a blog detailing a vulnerability in the Mr. Coffee Coffee Maker with WeMo. Please refer to the earlier blog to catch up with the processes and techniques I used to...
Shamoon Returns to Wipe Systems in Middle East, Europe
ARCHIVED STORY Shamoon Returns to Wipe Systems in Middle East, Europe By Alexandre Mundo · December 14, 2018 Destructive malware has been employed by adversaries for years. Usually such attacks are carefully targeted and can be motivated by ideology, politics, or even financial aims. Destructive...
Poor Security Exposes Medical Data to Cybercriminals
ARCHIVED STORY McAfee Researchers Find Poor Security Exposes Medical Data to Cybercriminals By Christiaan Beek · March 11, 2018 The nonperishable nature of medical data makes an irresistible target for cybercriminals. The art of hacking requires significant time and effort, encouraging experience...
Trellix Global Defenders: LAPSUS$ Data Breaches and Proactive Protections
Trellix Global Defenders: LAPSUS$ Data Breaches and Proactive Protections By Taylor Mullins · March 23, 2022 Trellix is continuing to monitor the threat activity related to the LAPSUS$ threat group and their recent breaches of large organizations such as NVIDIA, Samsung, Microsoft, and Okta. This...
LockBit3.0: A Threat that Persists
LockBit3.0: A Threat that Persists By Trellix · November 17, 2022 This blog was written by Alexandre Mundo LockBit is a very well-known family of ransomware that has created havoc worldwide over the last few years. In March 2022, a new variant of the ransomware was discovered. The LockBit3.0...
The Unfriending Truth: How to Spot a Facebook Phishing Scam Before It's Too Late
The Unfriending Truth: How to Spot a Facebook Phishing Scam Before It's Too Late By Mark Joseph Marti · January 12, 2026 Introduction As one of the world's largest social media platforms, with over 3 billion active users, Facebook is a frequent target for phishing scams. Hackers aim to hijack use...
Silent Domain Hijack: Detecting DCSync with Trellix NDR
Silent Domain Hijack: Uncovering the DCSync Attack and Detecting with Trellix NDR By Maulik Maheta and Chao Sun · December 10, 2025 Executive summary DCSync is one of the most powerful and stealthy techniques an attacker can use once they have gained access to an Active Directory AD environment...
A Catalog of Hazardous AV Sites – A Tale of Malware Hosting
A Catalog of Hazardous AV Sites – A Tale of Malware Hosting By Trellix · May 23, 2024 This blog was written by Gurumoorthi Ramanathan Executive summary In mid-April 2024, Trellix Advanced Research Center team members observed multiple fake AV sites hosting highly sophisticated malicious files suc...
Trellix SecondSight Threat Hunting Report: How AI and Human Intelligence Expose 2026 Cyber Threats
Trellix SecondSight Threat Hunting Report: How AI and Human Intelligence Expose 2026 Cyber Threats By John Fokker and Adam Rocker · September 8, 2026 Threat hunting is changing. As adversaries adopt new technologies, techniques, and increasingly AI-enabled ways of operating, defenders have access...
Signed, sealed, injected: The mechanics of DCRat in 2026
Signed, sealed, injected: The mechanics of DCRat in 2026 By Madhini Muralidharan, Shalaka Patil and Kaushal Sarda · August 13, 2026 Introduction In early 2026, the Trellix Advanced Research Center ARC identified and analyzed an active DarkCrystal RAT DCRat campaign following a critical customer...
Masjesu Rising: The Commercial IoT Botnet Built for Stealth, DDoS, and IoT Evasion
Masjesu Rising: The Commercial IoT Botnet Built for Stealth, DDoS, and IoT Evasion By Mohideen Abdul Khader F · April 7, 2026 Botnet overview The Masjesu botnet, a sophisticated, commercially-run Internet of Things IoT threat, has been operational and evolving since early 2023, continuing into...
The Ghost in the Machine: Unmasking CrazyHunter's Stealth Tactics
The Ghost in the Machine: Unmasking CrazyHunter's Stealth Tactics By Aswath A · January 6, 2026 CrazyHunter ransomware has emerged as a significant and concerning threat, highlighting the increasing sophistication of cybercriminal tactics. Trellix has been actively tracking this ransomware since...
The Evolution of Russian Physical-Cyber Espionage
The Evolution of Russian Physical-Cyber Espionage By Ryan Slaney · October 6, 2025 Russian state-sponsored cyber operations, primarily those conducted by hackers belonging to its Main Intelligence Directorate GRU, also known as APT28, have long combined digital intrusions with physical tradecraft...
The Silent, Fileless Threat of VShell
The Silent, Fileless Threat of VShell By Sagar Bade · August 21, 2025 Introduction Linux environments are often seen as bastions of security, favored by developers, sysadmins, and security professionals for their stability, transparency, and resistance to malware. Compared to Windows, the attack...
The Democratization of Phishing: Popularity of PhaaS platforms on the rise
The Democratization of Phishing: Popularity of PhaaS Platforms on the Rise By Ryan Slaney · June 30, 2025 The phishing industry is being profoundly reshaped by the surge of Phishing-as-a-Service PhaaS platforms. These accessible, often Artificial Intelligence AI-powered, offerings are democratizi...
Blurring the Lines: How Nation-States and Organized Cybercriminals Are Becoming Alike
Blurring the Lines: How Nation-States and Organized Cybercriminals Are Becoming Alike By Tomer Shloman · January 7, 2025 The distinction between nation-state actors and organized cybercriminals is becoming increasingly blurred in our rapidly evolving cyber landscape. Historically, these groups ha...
Anatomy of Celestial Stealer: Malware-as-a-Service Revealed
Anatomy of Celestial Stealer: Malware-as-a-Service Revealed By Niranjan Hegde, Adarsh S and Shashikala Piddannavar · December 3, 2024 Introduction During proactive hunting, Trellix Advanced Research Center found samples belonging to Celestial Stealer, a JavaScript-based infostealer which is...
MacOS Malware Surges as Corporate Usage Grows
MacOS Malware Surges as Corporate Usage Grows By Ilya Kolmanovich, Prashant Kadam and Duy-Phuc Pham · October 30, 2024 This blog was also written by Joe Malenfant and Max Kersten An apple a day keeps the doctor away, While the age-old expression does have its merits, the malware landscape on...
Saints Turned Evil
Saints Turned Evil By Daksh Kapur and Rohan Shah · January 2, 2024 This blog was also written by Sushant Kumar Arya Attribution at the Bottom As technology advances, attackers are constantly developing new evasion mechanisms to bypass security products and stay one step ahead of security vendors...
Genesis Market No Longer Feeds The Evil Cookie Monster
Genesis Market No Longer Feeds The Evil Cookie Monster By John Fokker and Ernesto Fernández Provecho · April 05, 2023 This blog was also written by Max Kersten We would like to thank Steen Pedersen and Mo Cashman for their remediation advice. On the 4th and the 5th of April, a law enforcement...
Ukrainian Companies Targeted by Wipers - Impact & Prevention
War, weapons, and wipers By Max Kersten · March 31, 2022 In the recent weeks, Ukrainian companies have been targeted by wipers, likely created by pro-Russian actors. There has been a lot of talk about a “cyber war” and the usage of “cyber weapons.” Whereas the digital domain is certainly abused,...
Cyberattacks Targeting Ukraine and HermeticWiper Protections
Trellix Global Defenders: Cyberattacks Targeting Ukraine and HermeticWiper Protections By Taylor Mullins · February 28, 2022 Trellix is monitoring the ongoing cyberattacks targeting the Ukraine and any threat activity targeting entities outside of the Ukraine. Trellix is continuing to add...
Clop Ransomware
ARCHIVED STORY Clop Ransomware Alexandre Mundo · AUG 01, 2019 This new ransomware was discovered by Michael Gillespie on 8 February 2019 and it is still improving over time. This blog will explain the technical details and share information about how this new ransomware family is working. There a...
In NTDLL I Trust – Process Reimaging and Endpoint Security Solution Bypass
ARCHIVED STORY In NTDLL I Trust – Process Reimaging and Endpoint Security Solution Bypass By Eoin Carroll · June 20, 2019 Process Reimaging Overview The Windows Operating System has inconsistencies in how it determines process image FILEOBJECT locations, which impacts non-EDR Endpoint Detection a...
Crypto Currency Laundering Service, BestMixer.io, Taken Down by Law Enforcement
ARCHIVED STORY Cryptocurrency Laundering Service, BestMixer.io, Taken Down by Law Enforcement By John Fokker · May 22, 2019 A much overlooked but essential part in financially motivated cybercrime is making sure that the origins of criminal funds are obfuscated or made to appear legitimate, a...
The Anatomy of HTML Attachment Phishing
The Anatomy of HTML Attachment Phishing: One Code, Many Variants By Niranjan Hegde and Sijo Jacob · June 14, 2023 This blog was also written by Mathanraj Thangaraju Introduction Phishing is the malevolent practise of pretending to be a reliable entity in electronic communication to steal sensitiv...
When the Directory Becomes the Weapon: Understanding NTDS.dit Theft
When the Directory Becomes the Weapon: Understanding NTDS.dit Theft By Maulik Maheta and Henry Bernabe · September 21, 2026 Executive Summary While adversaries continually update their attack tools, their fundamental techniques, such as extracting credentials from Active Directory's NTDS.dit and...
No Privileges, No Lockout, No Trace: Kerberoasting with SPN Misconfigurations
No Privileges, No Lockout, No Trace: Kerberoasting with SPN Misconfigurations By Maulik Maheta and Henry Bernabe · August 27, 2026 Executive Summary Active Directory misconfigurations are vulnerabilities that attackers can exploit before defenders notice them. This blog exposes a stealthier...
When Agents Go Rogue: The OpenClaw Supply Chain Crisis
When Agents Go Rogue: The OpenClaw Supply Chain Crisis By Aniket Choukde, Vikas Mishra and Yadunadh · August 19, 2026 This blog was also written by Akhil Reddy and Pavan Kumar Podila Executive Summary The cybersecurity landscape is currently undergoing a seismic shift driven by the adoption of...
DCSync Detection Without Signatures: Trellix NDR and the Power of Technique-Based Defense
DCSync Detection Without Signatures: Trellix NDR and the Power of Technique-Based Defense By Maulik Maheta and Chao Sun · April 14, 2026 Executive summary A DCSync attack is one of the most formidable techniques an adversary can deploy after gaining a foothold in an Active Directory AD environmen...
Getting Roasted? Trellix Helix sees through AS-REP Attack
Getting Roasted? Trellix Helix sees through AS-REP Attack By Adithya Chandra and Maulik Maheta · March 17, 2026 Executive summary Threat actors regularly target Active Directory environments, continuously refining their toolsets and modifying attack frameworks to bypass security controls. However...
Fileless Multi-Stage Remcos RAT: From Phishing to Memory-Resident Execution
Fileless Multi-Stage Remcos RAT: From Phishing to Memory-Resident Execution By Madhini Muralidharan · March 11, 2026 Traditional malware campaigns rely heavily on dropping executable files to disk—artifacts that defenders can scan, quarantine, and analyze with signature-based security tools. Mode...
The Crown Jewels of Active Directory: How Trellix Helix Detects NTDS.dit Theft
The Crown Jewels of Active Directory: How Trellix Helix Detects NTDS.dit Theft By Adithya Chandra and Maulik Maheta · February 2, 2026 Executive summary Active Directory serves as the central repository for an organization's authentication infrastructure. Malicious actors frequently focus on...
From Digital Innovation to Patient Harm: Why Healthcare Cybersecurity Is Now a C-Suite Imperative
From Digital Innovation to Patient Harm: Why Healthcare Cybersecurity Is Now a C-Suite Imperative By John Fokker · January 27, 2026 For decades, healthcare systems were designed with one core principle: patient safety. Clinical devices operated in largely closed environments, disconnected from th...
Hiding in Plain Sight: Multi-Actor ahost.exe Attacks
Hiding in Plain Sight: Deconstructing the Multi-Actor DLL Sideloading Campaign abusing ahost.exe By Mallikarjun Wali and Mohideen Abdul Khader · January 14, 2026 Executive summary The Trellix Advanced Research Center has uncovered an active malware campaign that exploits a DLL sideloading...
Dark Web Roast – November 2025 Edition
Dark Web Roast – November 2025 Edition By Trellix Advanced Research Center · December 9, 2025 Executive summary November 2025 delivered a masterclass in underground incompetence that would make any cybersecurity professional simultaneously laugh and cry. From the Silent data-extortion group getti...