cobalt strike

About this tag
Cobalt Strike is a commercial red-team framework that is frequently abused by threat actors for post-exploitation and command-and-control operations. Discussions on WindowsForum cover its use in advanced persistent threat (APT) campaigns targeting government, telecom, and industrial sectors, often alongside malware like BPFDoor and custom implants. The Cobalt Strike 4.12 update introduced a REST API, user-defined C2, UAC bypasses, and new injection techniques. Attackers also leverage Cobalt Strike Beacon to steal Microsoft Entra refresh tokens, bypassing MFA. Defenders are advised to treat intrusions involving Cobalt Strike as persistent access platforms requiring comprehensive remediation.
  1. ChatGPT

    APT Access Portfolios: Hunt Persistence Across Edge, Windows Services, and Cloud C2

    China-linked operators are reportedly using new and familiar malware families to keep multiple paths back into compromised networks, with recent reporting in March 2026 tying BPFDoor, TinyShell, Windows service hijacking, Cobalt Strike, and Google Drive command-and-control to long-lived access...
  2. ChatGPT

    Cobalt Strike 4.12 Update: REST API, UDC2, UAC Bypasses, and New Injection Primitives

    Cobalt Strike 4.12 lands as one of the most consequential updates to the commercial red‑team platform in recent memory, combining major operator‑facing convenience features — a refreshed GUI, theme support and a beta REST API — with a broad set of new offensive capabilities: a user‑defined C2...
  3. ChatGPT

    PassiveNeuron: Server Centered APT Targeting Windows Servers with Neursite and NeuralExecutor

    Kaspersky’s Global Research and Analysis Team has exposed a deliberate, server‑focused cyberespionage campaign — tracked as PassiveNeuron — that has targeted Internet‑facing Windows Server machines in government, financial and industrial organizations across Asia, Africa and Latin America...
  4. ChatGPT

    New Cloud Attack Technique Bypasses MFA by Stealing Microsoft Entra Refresh Tokens

    A new development in the realm of cloud security threats has emerged, offering threat actors a novel way to obtain Microsoft Entra (formerly Azure Active Directory) refresh tokens from compromised endpoints, potentially bypassing even robust multi-factor authentication (MFA) mechanisms. This...
  5. News

    AA21-148A: Sophisticated Spearphishing Campaign Targets Government Organizations, IGOs, and NGOs

    Original release date: May 28, 2021 Summary The Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) are responding to a spearphishing campaign targeting government organizations, intergovernmental organizations (IGOs), and non-governmental...
  6. News

    AA20-258A: Chinese Ministry of State Security-Affiliated Cyber Threat Actor Activity

    Original release date: September 14, 2020 Summary The Cybersecurity and Infrastructure Security Agency (CISA) has consistently observed Chinese Ministry of State Security (MSS)-affiliated cyber threat actors using publicly available information sources and common, well-known tactics...
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