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Active Directory

All articles tagged with #active directory

AI-Generated PowerShell Tool Maps Active Directory in Rapid Breach
security1 month ago

AI-Generated PowerShell Tool Maps Active Directory in Rapid Breach

Cybersecurity researchers flag a June 2026 intrusion where attackers used an AI-generated, vibe-coded PowerShell script to enumerate a Windows Active Directory after gaining RDP access to a domain-joined server. The tool locates the Domain Controller, maps AD users, computers, groups, OUs, and trusts, creates a staging area, and exports results (including AD_Report.html). Attackers then deployed s5cmd and SharpShares to locate data repositories, exported data to CSV, archived it, and exfiltrated it to a remote server. The incident highlights how AI-assisted tooling lowers entry barriers and accelerates reconnaissance, aligning with established smash-and-grab playbooks, while a related Sygnia report notes AI-enabled cloud intrusions can scale quickly using credentials and cloud weaknesses rather than new malware.

Fortinet breach leaks thousands of network credentials, impacting global enterprises
technology2 months ago

Fortinet breach leaks thousands of network credentials, impacting global enterprises

Security researchers say a broad breach of Fortinet firewalls exposed plaintext credentials for about 74,000 devices across 194 countries, enabling attackers to access centralized authentication systems and move laterally into networks of major organizations including Oracle, Lenovo, FedEx, and a Turkish NATO contractor; investigators note many compromised devices remained online and the attackers reportedly used a GPU-based password-cracking operation, underscoring the risk across multiple industries.

Public Rainbow Tables Sharpen NTLMv1 Attacks, Prompting Urgent Remediation
cyber-security7 months ago

Public Rainbow Tables Sharpen NTLMv1 Attacks, Prompting Urgent Remediation

Mandiant publicly released Net-NTLMv1 rainbow tables, making NTLMv1 hash cracking practical with modest hardware and lowering barriers for admin-level credential compromise. The dataset, hosted via Google Cloud, underscores the urgent need to disable Net-NTLMv1 and migrate to NTLMv2; organizations should monitor for LM/NTLMv1 usage in Windows Event logs (e.g., Event ID 4624) and implement robust detection and remediation to prevent post-compromise downgrades and broader AD compromise (e.g., DCSync attacks).