Apr 11, 2025Ravie LakshmananNetwork Security / Vulnerability Fortinet has revealed that threat actors have found a way to maintain read-only access to vulnerable FortiGate devices even after the initial access vector used to breach the devices was patched. The attackers are believed to have leveraged known and now-patched security flaws, including, but not limited to, … [Read more...] about Fortinet Warns Attackers Retain FortiGate Access Post-Patching via SSL-VPN Symlink Exploit
access
Initial Access Brokers Shift Tactics, Selling More for Less
What are IABs? Initial Access Brokers (IABs) specialize in gaining unauthorized entry into computer systems and networks, then selling that access to other cybercriminals. This division of labor allows IABs to concentrate on their core expertise: exploiting vulnerabilities through methods like social engineering and brute-force attacks. By selling access, they significantly … [Read more...] about Initial Access Brokers Shift Tactics, Selling More for Less
SpotBugs Access Token Theft Identified as Root Cause of GitHub Supply Chain Attack
Apr 04, 2025Ravie LakshmananVulnerability / Open Source, The cascading supply chain attack that initially targeted Coinbase before becoming more widespread to single out users of the "tj-actions/changed-files" GitHub Action has been traced further back to the theft of a personal access token (PAT) related to SpotBugs. "The attackers obtained initial access by taking advantage … [Read more...] about SpotBugs Access Token Theft Identified as Root Cause of GitHub Supply Chain Attack
Google Fixed Cloud Run Vulnerability Allowing Unauthorized Image Access via IAM Misuse
Apr 02, 2025Ravie LakshmananCloud Security / Vulnerability Cybersecurity researchers have disclosed details of a now-patched privilege escalation vulnerability in Google Cloud Platform (GCP) Cloud Run that could have allowed a malicious actor to access container images and even inject malicious code. "The vulnerability could have allowed such an identity to abuse its Google … [Read more...] about Google Fixed Cloud Run Vulnerability Allowing Unauthorized Image Access via IAM Misuse
Researchers Uncover ~200 Unique C2 Domains Linked to Raspberry Robin Access Broker
Mar 25, 2025Ravie LakshmananThreat Intelligence / Malware A new investigation has unearthed nearly 200 unique command-and-control (C2) domains associated with a malware called Raspberry Robin. "Raspberry Robin (also known as Roshtyak or Storm-0856) is a complex and evolving threat actor that provides initial access broker (IAB) services to numerous criminal groups, many of … [Read more...] about Researchers Uncover ~200 Unique C2 Domains Linked to Raspberry Robin Access Broker
FIN7, FIN8, and Others Use Ragnar Loader for Persistent Access and Ransomware Operations
Mar 07, 2025Ravie Lakshmanan Threat hunters have shed light on a "sophisticated and evolving malware toolkit" called Ragnar Loader that's used by various cybercrime and ransomware groups like Ragnar Locker (aka Monstrous Mantis), FIN7, FIN8, and Ruthless Mantis (ex-REvil). "Ragnar Loader plays a key role in keeping access to compromised systems, helping attackers stay in … [Read more...] about FIN7, FIN8, and Others Use Ragnar Loader for Persistent Access and Ransomware Operations
China-Linked Silk Typhoon Expands Cyber Attacks to IT Supply Chains for Initial Access
Mar 05, 2025Ravie LakshmananNetwork Security / Data Breach The China-lined threat actor behind the zero-day exploitation of security flaws in Microsoft Exchange servers in January 2021 has shifted its tactics to target the information technology (IT) supply chain as a means to obtain initial access to corporate networks. That's according to new findings from the Microsoft … [Read more...] about China-Linked Silk Typhoon Expands Cyber Attacks to IT Supply Chains for Initial Access
Malicious Go Package Exploits Module Mirror Caching for Persistent Remote Access
Feb 04, 2025Ravie LakshmananVulnerability / Threat Intelligence Cybersecurity researchers have called attention to a software supply chain attack targeting the Go ecosystem that involves a malicious package capable of granting the adversary remote access to infected systems. The package, named github.com/boltdb-go/bolt, is a typosquat of the legitimate BoltDB database module … [Read more...] about Malicious Go Package Exploits Module Mirror Caching for Persistent Remote Access
Over Two Dozen Flaws Identified in Advantech Industrial Wi-Fi Access Points – Patch ASAP
Nov 28, 2024Ravie LakshmananIoT Security / Vulnerability Nearly two dozen security vulnerabilities have been disclosed in Advantech EKI industrial-grade wireless access point devices, some of which could be weaponized to bypass authentication and execute code with elevated privileges. "These vulnerabilities pose significant risks, allowing unauthenticated remote code … [Read more...] about Over Two Dozen Flaws Identified in Advantech Industrial Wi-Fi Access Points – Patch ASAP
Gophish Framework Used in Phishing Campaigns to Deploy Remote Access Trojans
Russian-speaking users have become the target of a new phishing campaign that leverages an open-source phishing toolkit called Gophish to deliver DarkCrystal RAT (aka DCRat) and a previously undocumented remote access trojan dubbed PowerRAT. "The campaign involves modular infection chains that are either Maldoc or HTML-based infections and require the victim's intervention to … [Read more...] about Gophish Framework Used in Phishing Campaigns to Deploy Remote Access Trojans