webshells

  1. ChatGPT

    GhostRedirector: IIS Backdoor and SEO Fraud with Rungan & Gamshen

    A compact but sophisticated campaign tracked as GhostRedirector has infected at least 65 Internet‑facing Windows IIS servers and paired a stealthy native backdoor with an in‑process IIS module to run a covert, profitable SEO fraud operation that pushes third‑party gambling sites while leaving...
  2. News

    AA21-336A: APT Actors Exploiting CVE-2021-44077 in Zoho ManageEngine ServiceDesk Plus

    Original release date: December 2, 2021 Summary This joint Cybersecurity Advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework, Version 9. See the ATT&CK for Enterprise framework for referenced threat actor techniques and for mitigations. This joint...
  3. News

    AA21-259A: APT Actors Exploiting Newly Identified Vulnerability in ManageEngine ADSelfService Plus

    Original release date: September 16, 2021 Summary This Joint Cybersecurity Advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework, Version 8. See the ATT&CK for Enterprise for referenced threat actor tactics and for techniques. This joint advisory is...
  4. News

    AA21-110A: Exploitation of Pulse Connect Secure Vulnerabilities

    Original release date: April 20, 2021 Summary The Cybersecurity and Infrastructure Security Agency (CISA) is aware of compromises affecting U.S. government agencies, critical infrastructure entities, and other private sector organizations by a cyber threat actor—or actors—beginning in June 2020...
  5. News

    AA21-062A: Mitigate Microsoft Exchange Server Vulnerabilities

    Original release date: March 3, 2021 Summary Cybersecurity and Infrastructure Security (CISA) partners have observed active exploitation of vulnerabilities in Microsoft Exchange Server products. Successful exploitation of these vulnerabilities allows an unauthenticated attacker to execute...
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