initial access

  1. ScreenConnect Abuse: Threat Actors Use RMM as Initial Access Vector

    Since March 2025, threat actors have increasingly weaponized ConnectWise ScreenConnect installers — using trojanized, stripped-down ClickOnce runners and other delivery tricks to convert a trusted remote administration tool into a stealthy initial-access vector that drops multiple RATs and...
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    • amsi bypass asyncrat authenticode stuffing clickonce connectwise endpoint security initial access lateral movement msp security phishing campaigns powershell rat process hollowing purehvnc rmm abuse screenconnect abuse signed installers threat intelligence zero trust remote access
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    • Forum: Windows News

  2. AA20-259A: Iran-Based Threat Actor Exploits VPN Vulnerabilities

    Original release date: September 15, 2020 Summary This Alert uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise framework for all referenced threat actor techniques. This product was written by the Cybersecurity and...
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    • cisa cve cybersecurity data exfiltration exploits fbi initial access iran mitigations network defense persistence rdp remote access security tactics techniques threat actor vpn vulnerabilities web shells
    • Replies: 0
    • Forum: Security Alerts