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#initial-access

6 articles

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TH
HIGH
Threat Intel

FBI Disrupts First VPN Service Used by Ransomware Groups

The FBI and international partners dismantled First VPN, a specialized service used by dozens of ransomware groups for reconnaissance and intrusions.

Runtime Rebel Intel
4 min read·May 22, 2026
TH
MEDIUM
Threat Intel

Canadian Man Arrested for Kimwolf Botnet Operations

Jacob Butler faces US extradition for operating the Kimwolf botnet. Analysis of the arrest, botnet infrastructure, and its role in the initial access market.

Runtime Rebel Intel
3 min read·May 22, 2026
Neutralizing Patient Zero: Strategies to Prevent Stealth Breaches
HIGH
Threat Intel

Neutralizing Patient Zero: Strategies to Prevent Stealth Breaches

Analyze how AI-driven social engineering creates a Patient Zero scenario and explore technical strategies to contain stealth breaches before total shutdown.

Runtime Rebel Intel
4 min read·May 7, 2026
Defending Against Identity-Based Attacks and Stolen Credentials
HIGH
Identity & Access

Defending Against Identity-Based Attacks and Stolen Credentials

Identity-based attacks use stolen credentials to bypass security. Learn why these attacks are the primary entry point and how to mitigate the risk.

Runtime Rebel Intel
3 min read·Apr 21, 2026
MA
MEDIUM
Malware

PDF JavaScript Exploitation: Analysis of PowerShell Delivery

Technical analysis of malicious PDF documents using embedded JavaScript and /OpenAction triggers to execute PowerShell for initial access and C2 establishment.

Runtime Rebel Intel
4 min read·Apr 17, 2026
ClickFix Social Engineering Clusters Target Windows and macOS Systems
HIGH
Threat Intel

ClickFix Social Engineering Clusters Target Windows and macOS Systems

Insikt Group identifies five ClickFix clusters using obfuscated commands to exploit native system tools via fake browser error overlays on Windows and macOS.

Runtime Rebel Intel
4 min read·Mar 25, 2026