Executive Summary
In 2025, ransomware attacks evolved significantly, with a notable rise in 'encryption-less' extortion tactics where attackers exfiltrate sensitive data and threaten its release without encrypting files. Additionally, some ransomware groups began adopting post-quantum cryptography to secure their operations against future quantum computing threats. (kaspersky.com)
These developments underscore the increasing sophistication of ransomware operations, highlighting the need for organizations to enhance their cybersecurity measures to protect against data breaches and ensure compliance with evolving regulatory standards.
Why This Matters Now
The shift towards data-centric extortion and advanced cryptographic methods in ransomware attacks necessitates immediate action from organizations to bolster their cybersecurity defenses and data protection strategies.
Attack Path Analysis
The attacker gained initial access by exploiting exposed RDWeb portals with stolen credentials, escalated privileges by leveraging misconfigured IAM roles, moved laterally through the network using RDP, established command and control via encrypted channels, exfiltrated sensitive data to external servers, and finally encrypted critical files to disrupt operations.
Kill Chain Progression
Initial Compromise
Description
The attacker gained initial access by exploiting exposed RDWeb portals with stolen credentials.
Related CVEs
CVE-2026-31431
CVSS 7.8A vulnerability in the Linux kernel's 'algif_aead' cryptographic interface allows unprivileged users to escalate privileges to root, granting full system control.
Affected Products:
Canonical Ubuntu – 24.04 LTS
Amazon Amazon Linux – 2023
Red Hat RHEL – 10.1
SUSE SUSE Linux Enterprise – 16
Exploit Status:
exploited in the wildCVE-2026-20127
CVSS 10A critical vulnerability in Cisco Catalyst SD-WAN Controller allows attackers to gain privileged access, add rogue peers, and manipulate SD-WAN configurations via NETCONF.
Affected Products:
Cisco Catalyst SD-WAN Controller – All versions prior to the patched release
Exploit Status:
exploited in the wild
MITRE ATT&CK® Techniques
Valid Accounts
External Remote Services
Disable or Modify Tools
Exploitation for Defense Evasion
Data Encrypted for Impact
Transfer Data to Cloud Account
Inhibit System Recovery
Web Protocols
Potential Compliance Exposure
Mapping incident impact across multiple compliance frameworks.
PCI DSS 4.0 – Ensure all system components are protected from known vulnerabilities
Control ID: 6.2
NYDFS 23 NYCRR 500 – Cybersecurity Policy
Control ID: 500.03
DORA – ICT Risk Management Framework
Control ID: Article 5
CISA ZTMM 2.0 – Identity and Access Management
Control ID: 3.1
NIS2 Directive – Cybersecurity Risk Management Measures
Control ID: Article 21
Sector Implications
Industry-specific impact of the vulnerabilities, including operational, regulatory, and cloud security risks.
Health Care / Life Sciences
Critical ransomware vulnerability through RDP/RDWeb access vectors, HIPAA compliance gaps, and high-value patient data making healthcare prime targets for encryptionless extortion attacks.
Financial Services
Post-quantum ransomware threatens encrypted financial transactions, while zero trust segmentation failures enable lateral movement across trading systems and customer data repositories.
Manufacturing
Kaspersky reports $18 billion manufacturing losses from ransomware in 2025, with industrial automation systems vulnerable to EDR killers and operational technology disruption.
Government Administration
Government infrastructure faces sophisticated threats from groups like Qilin targeting public services, with compliance requirements under NIST frameworks demanding enhanced egress security controls.
Sources
- State of ransomware in 2026https://securelist.com/state-of-ransomware-in-2026/119761/Verified
- International Anti-Ransomware Day-2026: Kaspersky shares insights into ransomware trends and tacticshttps://www.kaspersky.com/about/press-releases/international-anti-ransomware-day-2026-kaspersky-shares-insights-into-ransomware-trends-and-tacticsVerified
- CISA flags actively exploited 'Copy Fail' Linux kernel flaw enabling root takeover across major distros - unpatched systems may remain vulnerable to attackhttps://www.tomshardware.com/software/linux/cisa-flags-actively-exploited-copy-fail-linux-kernel-flaw-enabling-root-takeover-across-major-distros-unpatched-systems-may-remain-vulnerable-to-attackVerified
- Security agencies issue warning over critical Cisco Catalyst SD-WAN vulnerabilityhttps://www.itpro.com/security/cyber-attacks/security-agencies-issue-warning-over-critical-cisco-catalyst-sd-wan-vulnerabilityVerified
Frequently Asked Questions
Cloud Native Security Fabric Mitigations and ControlsCNSF
Aviatrix Zero Trust CNSF is pertinent to this incident as it could have constrained the attacker's ability to move laterally and exfiltrate data by enforcing strict segmentation and controlled egress policies.
Control: Cloud Native Security Fabric (CNSF)
Mitigation: The attacker's ability to exploit exposed RDWeb portals may have been limited by enforcing strict access controls and monitoring mechanisms.
Control: Zero Trust Segmentation
Mitigation: The attacker's ability to escalate privileges may have been constrained by enforcing least-privilege access and continuous identity verification.
Control: East-West Traffic Security
Mitigation: The attacker's lateral movement may have been restricted by segmenting the network and enforcing east-west traffic controls.
Control: Multicloud Visibility & Control
Mitigation: The attacker's command and control channels may have been detected and disrupted by monitoring encrypted traffic and enforcing strict egress policies.
Control: Egress Security & Policy Enforcement
Mitigation: The attacker's data exfiltration efforts may have been hindered by enforcing strict egress controls and monitoring outbound traffic.
The attacker's ability to encrypt critical files may have been constrained by limiting their access to sensitive systems and data.
Impact at a Glance
Affected Business Functions
- Network Operations
- Data Security
- Remote Access Services
Estimated downtime: 14 days
Estimated loss: $18,000,000,000
Sensitive corporate data, including intellectual property and customer information, potentially exfiltrated.
Recommended Actions
Key Takeaways & Next Steps
- • Implement Zero Trust Segmentation to restrict lateral movement and enforce least privilege access.
- • Deploy Egress Security & Policy Enforcement to monitor and control outbound traffic, preventing unauthorized data exfiltration.
- • Utilize Multicloud Visibility & Control to detect and respond to anomalous activities across cloud environments.
- • Apply Inline IPS (Suricata) to identify and block known exploit patterns and malicious payloads.
- • Strengthen remote access security by enforcing multi-factor authentication and monitoring for unauthorized access attempts.
