Ransomware Groups Favor Repeatable Access Over Mass Vulnerability Exploits
Travelers found that ransomware groups are focusing on targeting weak credentials on VPN and gateway accounts for initial access, marking a shift from 2023
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Background for this topic.
An exploit is code, data, or a sequence of actions that uses a software, hardware, or configuration vulnerability to produce unintended behavior. Depending on the flaw and the attacker’s access, it may enable unauthorized code execution, privilege escalation, information disclosure, or denial of service. Exploitation can occur remotely through exposed services, web applications, or client software, or locally after an attacker gains limited access.
Exploitation matters because a vulnerability becomes an active attack path when the required conditions are reachable and exploitable. Defenders should inventory affected assets, prioritize remediation when exploitation is known or credible, apply patches or vendor mitigations, and reduce exposure through access controls, segmentation, and secure configuration. Monitoring for exploit-specific indicators—such as abnormal requests, unexpected processes, or privilege changes—supports detection; systems suspected of successful exploitation require containment and investigation for follow-on access.
Travelers found that ransomware groups are focusing on targeting weak credentials on VPN and gateway accounts for initial access, marking a shift from 2023
They're good at zero-day exploits, too Silk Typhoon, the Chinese government crew believed to be behind the December US Treasury intrusions, has been abusing stolen API keys and cloud credentials in ongoing attacks targeting IT companies and state and local government agencies since late 2024, according to Microsoft Threat Intelligence.…
Chinese espionage group Silk Typhoon is increasingly exploiting common IT solutions to infiltrate networks and exfiltrate data
The majority of significant attacks hitting the health sector involve unpatched vulnerabilities dating back years, a situation cybercriminals are more easily and swiftly able to exploit using AI-based tools, said Health Information Sharing and Analysis Center president Denise Anderson.
The now-patched bugs are under active exploit and enable attackers to carry out a wide range of malicious activities, including escaping a virtual machine and gaining access to the underlying host.
Amnesty International said Serbian police used an exploit chain in tandem with legitimate mobile extraction dongle from vendor Cellebrite in an attack that brings up questions around ethical technology development.
Threat actors are targeting Amazon Web Services (AWS) environments to push out phishing campaigns to unsuspecting targets, according to findings from Palo Alto Networks Unit 42
Phishing attack exploits social engineering techniques alongside Microsoft Teams and remote access software to deploy BackConnect malware
Threat actors have been exploiting a security vulnerability in Paragon Partition Manager's BioNTdrv.sys driver in ransomware attacks to escalate privileges and execute arbitrary code
This week, a 23-year-old Serbian activist found themselves at the crossroads of digital danger when a sneaky zero-day exploit turned their Android device into a target. Meanwhile, Microsoft pulled back the curtain on a scheme where cybercriminals used AI tools for harmful pranks, and a massive trove of live secrets was discovered, reminding us that even the tools we rely on can hide risky
Threat actors are exploiting a zero-day bug in Paragon Partition Manager's BioNTdrv.sys driver during ransomware attacks